# List of the Paleozoic life of Kansas

This list of the Paleozoic life of Kansas contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Kansas and are between 538.8 and 252.17 million years of age.

## A

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* H
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* †Acanthocladia
** †Acanthocladia guadalupensis
** †Acanthocladia lepidodendroides
* Life restoration of the Early Devonian-Permian "spiny shark" Acanthodes †Acanthodes
* †Acanthopecten
** †Acanthopecten carboniferous
* †Achistrum
** †Achistrum brownwoodensis
* †Acitheca
** †Acitheca polymorpha
* †Aclisina
* †Acratia
** †Acratia typica
* Fossilized teeth of the Permian-Paleocene cartilaginous fish Acrodus †Acrodus – tentative report
* †Acroplous
** †Acroplous vorax
* †Actiobates – type locality for genus
** †Actiobates peabodyi – type locality for species
* †Aculeispores
** †Aculeispores variabilis
* †Adlatipora
* †Agassizodus
** †Agassizodus variabilis
* †Agetopanorpa – type locality for genus
** †Agetopanorpa maculata – type locality for species
* †Aglaocrinus
** †Aglaocrinus cranei – type locality for species
* †Ahrensisporites
* †Aibolitus
** †Aibolitus minutus – type locality for species
* †Alatisporites
** †Alatisporites hexalatus
* Fossilized fronds of the Carboniferous-Early Cretaceous seed fern Alethopteris †Alethopteris
** †Alethopteris grandini
** †Alethopteris serlii
** †Alethopteris sullivanti
* †Alisporites
** †Alisporites plicatus
** †Alisporites zapfei
* †Alloiopteris
* †Allorisma
** †Allorisma altirostrata – type locality for species
* †Amelacanthus
* †Ameura
** †Ameura missouriensis
* Ammodiscus – tentative report
* †Amphiscapha
** †Amphiscapha muricata
* †Amphissites
** †Amphissites centronotus
** †Amphissites dattonensis
* † Ananias – tentative report
** †Ananias welleri – type locality for species
* †Anapiculatisporites
** †Anapiculatisporites grandensis
** †Anapiculatisporites grundensis
* †Anelcana – type locality for genus
** †Anelcana dilatata – type locality for species
* †Anematina
* †Angulisporites
** †Angulisporites splendidus
* Fossil of the Carboniferous horsetail relative Annularia †Annularia
** †Annularia asteris
** †Annularia mucronata
** †Annularia vernensis
* †Anomalogramma – type locality for genus
** †Anomalogramma parva – type locality for species
* †Anormochorista – type locality for genus
** †Anormochorista oligoclada – type locality for species
* †Anthracomartus
* †Anthraconeilo
* †Anthraconeilopis
** †Anthraconeilopis kansana
* †Anthraconeilopsis – tentative report
** †Anthraconeilopsis kansana
* †Anthracospirifer
** †Anthracospirifer occiduus
* †Antiquatonia
** †Antiquatonia portlockianus
* †Apheloneura – type locality for genus
** †Apheloneura amplia – type locality for species
** †Apheloneura minutissima – type locality for species
* †Aphlebia
* †Apiculatasporites
** †Apiculatasporites compactus
** †Apiculatasporites latigranifer
** †Apiculatasporites setulosus
** †Apiculatasporites spinulistratus
* †Apiculatisporites
* †Apographiocrinus
* †Apsidoneura – type locality for genus
** †Apsidoneura flexa – type locality for species
* †Araeonema
* †Araucarites – tentative report
* Archaeolithophyllum
* †Archaeophiomusium
** †Archaeophiomusium burrisi
* Life restoration of the Carboniferous synapsid (mammal precursor) Archaeovenator †Archaeovenator – type locality for genus
** †Archaeovenator hamiltonensis – type locality for species
* †Archelytron – type locality for genus
** †Archelytron superbum – type locality for species
* †Archescytina – type locality for genus
** †Archescytina kansasensis – type locality for species
** †Archescytina muiri – type locality for species
** †Archescytina permiana – type locality for species
* †Archimylacris
** †Archimylacris recta – type locality for species
* †Aristoceras
** †Aristoceras caddoense – or unidentified comparable form
* †Artinska – type locality for genus
** †Artinska clara – type locality for species
** †Artinska ovata – type locality for species
** †Artinska sellardsi – type locality for species
* †Artinskia
** †Artinskia whortani – type locality for species
* †Artisia
* †Astartella
** †Astartella concentrica
* †Asterophyllites
** †Asterophyllites equisetiformis
** †Asterophyllites longifolius
* †Asterotheca
** †Asterotheca arborescens
** †Asterotheca hemiteloides – or unidentified comparable form
** †Asterotheca miltoni – or unidentified comparable form
* †Asthenohymen – type locality for genus
** †Asthenohymen affinis – type locality for species
** †Asthenohymen dunbari – type locality for species
** †Asthenohymen gracilis – type locality for species
** †Asthenohymen kansasensis – type locality for species
** †Asthenohymen pusillus – type locality for species
** †Asthenohymen stenobasis – type locality for species
** †Asthenohymen stigmatizans – type locality for species
* †Atava – type locality for genus
** †Atava ovata – type locality for species
* †Aurikirkbya
** †Aurikirkbya canyonensis
** †Aurikirkbya wymani – type locality for species
* †Aviculipinna – tentative report
* Mold fossil of a shell of the Early Devonian-Late Triassic bivalve Aviculopecten †Aviculopecten
** †Aviculopecten arctisulcatus
** †Aviculopecten mccoyi – type locality for species
** †Aviculopecten nodocosta
** †Aviculopecten nodocostata
** †Aviculopecten occidentalis
** †Aviculopecten peculiaris – type locality for species
** †Aviculopecten rectilaterarius
** †Aviculopecten sumnerensis – type locality for species
* †Aviculopinna
** †Aviculopinna peracuta
* †Axophyllum –

## B

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* †Bactrites
* Bairdia
** †Bairdia beedei – type locality for species
** †Bairdia chasae – type locality for species
** †Bairdia crassa
** †Bairdia florenaensis
** †Bairdia folgeri
** †Bairdia forakerensis – type locality for species
** †Bairdia garrisonensis
** †Bairdia geisi – type locality for species
** †Bairdia grahamensis – type locality for species
** †Bairdia hassi
** †Bairdia hoffmanae – type locality for species
** †Bairdia hooverae – type locality for species
** †Bairdia hurwitzi
** †Bairdia kansasensis – type locality for species
** †Bairdia kanwakensis – type locality for species
** †Bairdia nevensis – type locality for species
** †Bairdia perincerta – type locality for species
** †Bairdia pompilioides
** †Bairdia powersi – type locality for species
** †Bairdia pseudoglennensis – type locality for species
** †Bairdia radlerae – type locality for species
** †Bairdia reussiana
** †Bairdia seminalis
** †Bairdia symmetrica
** †Bairdia verwiebei – type locality for species
** †Bairdia whortani – type locality for species
* †Balteosporites
** †Balteosporites minutus
* †Basslerella – type locality for genus
** †Basslerella crassa – type locality for species
** †Basslerella firma – type locality for species
** †Basslerella obesa – type locality for species
** †Basslerella rothi – type locality for species
* Restoration of the Carboniferous Chimaera relative Belantsea †Belantsea – or unidentified comparable form
** †Belantsea occidentalis
* †Bellerophon
** †Bellerophon graphicus – type locality for species
** †Bellerophon singularis – type locality for species
* †Blattelytron – type locality for genus
** †Blattelytron permianum – type locality for species
* †Blattinopsis
** †Blattinopsis kukalovae – type locality for species
* †Blattoidea
** †Blattoidea juvenis – type locality for species
* †Bobbodus
** †Bobbodus schaefferi
* †Boesites
** †Boesites texanus
* Living Botryococcus green algae †Botryococcus
** †Botryococcus braunii
* †Bradyina
* †Bransonella
* †Bucanopsis
* †Bythiacanthus
* Bythocypris
** †Bythocypris osagensis – type locality for species

## C

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* †Cadiospora
** †Cadiospora magna
* Fossilized stems from the Carboniferous-Permian horsetail relative Calamites †Calamites
** †Calamites cistii
* †Calamocarpon
** †Calamocarpon insignis
* †Calamospora
** †Calamospora breviradiata
** †Calamospora flexilis
** †Calamospora hartungiana
** †Calamospora mutabilis
** †Calamospora pedata
** †Calamospora pusilla
** †Calamospora straminea
* †Callipteris
** †Callipteris conferta
** †Callipteris curretiensis – or unidentified comparable form
** †Callipteris flabellifera
** †Callipteris goepperti – or unidentified comparable form
** †Callipteris jutieri – or unidentified comparable form
** †Callipteris lyratifolia – tentative report
** †Callipteris oxydata
** †Callipteris scheibei
** †Callipteris subauriculata
** †Callipteris whitei
* †Callistophyton
* †Calvertiella – type locality for genus
** †Calvertiella permiana – type locality for species
* †Camptotaxineura – type locality for genus
** †Camptotaxineura ephialtes – type locality for species
* †Camptotriletes
* †Cancrinella
** †Cancrinella boonensis
* †Carbonita – tentative report
** †Carbonita tumida
* †Carinostrobus – type locality for genus
** †Carinostrobus foresmani – type locality for species
* †Carpolithes
* Life restoration of the Carboniferous Chimaera relative Caseodus †Caseodus
** †Caseodus eatoni
* †Caulopteris
* †Cavellina
** †Cavellina chasensis – type locality for species
** †Cavellina edmistonae
** †Cavellina fittsi – type locality for species
** †Cavellina marmorea – type locality for species
** †Cavellina nebrascensis
* †Centonites
** †Centonites symmetricus
* †Chaenomya
** †Chaenomya leavenworthensis – tentative report
* †Chaetetes
** †Chaetetes milleporaceous
* †Chelopterum
** †Chelopterum peregrinum
* †Chomatodus
* †Chonetella
** †Chonetella flemingi
* †Chonetes
** †Chonetes decipiens
** †Chonetes euampygus
** †Chonetes lioderma
** †Chonetes mesoloba
* †Chonetina
** †Chonetina flemingii
* †Chonetinella
* †Choristosialis – type locality for genus
** †Choristosialis enigmatica – type locality for species
* †Cibolocrinus
* †Circulichnis
** †Circulichnis montanus
* †Cirratriradites
** †Cirratriradites annulatus
** †Cirratriradites annuliformis
** †Cirratriradites maculatus
* Fossilized tooth of the shark Cladodus †Cladodus
* Cladophlebis
** †Cladophlebis tenuis – or unidentified comparable form
* †Clavicosta – type locality for genus
** †Clavicosta echinata – type locality for species
* †Cleiothyridina
** †Cleiothyridina orbicularis
* †Climacammina
* †Clinopistha
* †Colpites – tentative report
** †Colpites monilifera
* †Columinisporites
** †Columinisporites ovalis
* †Complexisporites
** †Complexisporites polymorphus
* Fossilized shell of the Late Devonian-Permian brachiopod Composita †Composita
** †Composita elongata
** †Composita ovata
** †Composita subtilita
* †Condranema
** †Condranema magna
** †Condranema parvula
* †Condrathyris
** †Condrathyris perplexa
* †Converrucosisporites
* †Convolutispora
** †Convolutispora venusta
* †Cooleyella
** †Cooleyella quinqueloba – type locality for species
** †Cooleyella simplex – type locality for species
* †Cooperella
** †Cooperella striata – type locality for species
* †Cordaianthus
** †Cordaianthus pitcairniae – or unidentified comparable form
* †Cordaicarpus
* Fossilized foliage of the Carboniferous-Permian conifer relative Cordaites †Cordaites
** †Cordaites principalis
* †Cordaitina
* †Cornigella
** †Cornigella binoda – type locality for species
** †Cornigella parva – type locality for species
* †Corniops – type locality for genus
** †Corniops mapesii – type locality for species
* †Coryellina
** †Coryellina firma – type locality for species
* †Crassispora
** †Crassispora kosankei
* †Crinoedischia – type locality for genus
** †Crinoedischia buttsi – type locality for species
* †Cristatisporites
* †Crurithyris
** †Crurithyris expansa
** †Crurithyris planoconvexa
** †Crurithyris subtilita
* †Cryptoscorpius – type locality for genus
** †Cryptoscorpius americanus – type locality for species
* Fossil of the Carboniferous shark Ctenacanthus †Ctenacanthus
** †Ctenacanthus amblyxiphias
* †Cyathus
** †Cyathus ulrichi
* †Cycadospadix
* †Cyclogranisporites
** †Cyclogranisporites aureus
** †Cyclogranisporites microgranus
** †Cyclogranisporites minutus
** †Cyclogranisporites obliquus
** †Cyclogranisporites orbicularis
** †Cyclogranisporites staplinii
* †Cyclopteris
* †Cyclotrypa
** †Cyclotrypa pelagia
* †Cymatospira
** †Cymatospira montfortianus
* †Cyphoneura – type locality for genus
** †Cyphoneura permiana – type locality for species
* †Cyphoneurodes
** †Cyphoneurodes reducta – type locality for species
* †Cypridellina
** †Cypridellina newelli – type locality for species
* †Cystodictya –

## D

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* †Dasyleptus – type locality for genus
** †Dasyleptus artinskianus – type locality for species
** †Dasyleptus sharovi – type locality for species
* †Delocrinus
** †Delocrinus admirensis
** †Delocrinus vulgatus
* †Delopsocus
** †Delopsocus elongatus – type locality for species
** †Delopsocus fasciatus – type locality for species
** †Delopsocus kansanum – type locality for species
* †Delopterum – type locality for genus
** †Delopterum latum – type locality for species
** †Delopterum minutum – type locality for species
* †Deltodus
** †Deltodus angularis – or unidentified comparable form
* †Deltoidospora
** †Deltoidospora adnata
** †Deltoidospora gracilis
** †Deltoidospora grandis
** †Deltoidospora levis
** †Deltoidospora priddyi
** †Deltoidospora pseudolevis
** †Deltoidospora smithii
** †Deltoidospora sphaerotriangula
** †Deltoidospora subadnatoides
** †Deltoidospora subintorta
* †Demopterum
** †Demopterum gracile
* †Dendroidichnites
** †Dendroidichnites irregulare
* †Densosporites
** †Densosporites sphaerotriangularis
* Shell of a Dentalium tusk shell †Dentalium
** †Dentalium kansasense
* †Derbyia
** †Derbyia crassa
** †Derbyia cymbula
** †Derbyia cymula
** †Derbyia hooserensis
** †Derbyia wabaunseensis
* †Desmiodus
* †Desmoinesia
** †Desmoinesia muricatina
** †Desmoinesia nana
* †Desmoinsea
* †Dibuniphyllum
* †Dibunophyllum
* †Dichentomum – type locality for genus
** †Dichentomum complexum – type locality for species
** †Dichentomum grande – type locality for species
** †Dichentomum latum – type locality for species
** †Dichentomum minimum – type locality for species
** †Dichentomum parvulum – type locality for species
** †Dichentomum tinctum – type locality for species
* †Dichophyllum
** †Dichophyllum moorei
* †Dicksonites
** †Dicksonites pluckenetii
* †Dictyoclostus
* †Dictyomylacris – type locality for genus
** †Dictyomylacris multinervis – type locality for species
* †Dielasma
** †Dielasma bovidens
* †Dinoblatta
** †Dinoblatta scudderi – type locality for species
* Fossils of the Cambrian-modern arthropod trackway ichnogenus Diplichnites †Diplichnites
** †Diplichnites gouldi
* †Diplopodichnus
** †Diplopodichnus biformis
* †Ditaxineura – type locality for genus
** †Ditaxineura anomalostigma – type locality for species
** †Ditaxineura cellulosa
* †Ditomopyge – tentative report
** †Ditomopyge decurtata
** †Ditomopyge scitulus – tentative report
* †Donaldina
* †Doter – type locality for genus
** †Doter minor – type locality for species
* †Ductilodon – type locality for genus
** †Ductilodon pruitti – type locality for species
* †Dunbarella
** †Dunbarella striata
* †Dunbaria – type locality for genus
** †Dunbaria fasciipennis – type locality for species

## E

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* †Echinaria
** †Echinaria moorei
* †Echinoconchus
** †Echinoconchus semipunctatus
* †Economolopsis
** †Economolopsis anodontoides – tentative report
* Life restoration of the Late Devonian-Carboniferous Chimaera relative Edestus †Edestus
** †Edestus heinrichi – or unidentified comparable form
* †Edmondia
** †Edmondia nebrascensis
* †Elibatocrinus
* †Ellipsella
** †Ellipsella distenta – type locality for species
* †Elmoa – type locality for genus
** †Elmoa trisecta – type locality for species
* †Elmoboria – type locality for genus
** †Elmoboria piperi – type locality for species
* †Elmopterum – type locality for genus
** †Elmopterum rotundum – type locality for species
* †Elmothone – type locality for genus
** †Elmothone martynovae – type locality for species
* †Elytroneura
** †Elytroneura permiana
* †Emilites
** †Emilites incertus
* †Endelocrinus
** †Endelocrinus rotundus
* †Endosporites
** †Endosporites globiformis
** †Endosporites plicatus
* †Endothyra
* †Enteletes
** †Enteletes hemiplicata
* †Eoasianites
* Life restoration of the Carboniferous synapsid (mammal precursor) Eocasea †Eocasea – type locality for genus
** †Eocasea martini – type locality for species
* †Eohaptodus
** †Eohaptodus garnettensis – type locality for species
* †Eolissochonetes
* †Eoryodus
* †Eoscopus – type locality for genus
** †Eoscopus lockardi – type locality for species
* †Erisocrinus
* †Etoblattina
** †Etoblattina coriacea – type locality for species
** †Etoblattina fulva – type locality for species
** †Etoblattina obscura – type locality for species
* †Euchondria
** †Euchondria pellucida – tentative report
* †Euchoroptera – type locality for genus
** †Euchoroptera longipennis – type locality for species
* †Euconcordia – type locality for genus
** †Euconcordia cunninghami – type locality for species
* †Euconospira
* †Euonychocrinus
* †Euphemites
** †Euphemites carbonarius
** †Euphemites graffhami – type locality for species
** †Euphemites regulatus – type locality for species
* †Euprioniodina
* †Exocrinus
* †Exoriocrinus –

## F

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* †Fabalicypris
** †Fabalicypris acetalata
** †Fabalicypris glennensis
** †Fabalicypris hoxbarensis
* †Fenestella
** †Fenestella artior
** †Fenestella cruciformis
** †Fenestella gaptankensis
** †Fenestella mimica
* †Fenestrellina
* †Filiramoporina – type locality for genus
** †Filiramoporina kretaphilia – type locality for species
* †Fimbrinia
* †Fissodus
** †Fissodus dentatus – type locality for species
* †Fistulipora
** †Fistulipora carbonaria
** †Fistulipora incrustans
* †Florinites
** †Florinites mediapudens
** †Florinites millotti
** †Florinites similis
** †Florinites triletus
** †Florinites visendus
** †Florinites volans
* †Foveosporites
** †Foveosporites insculptus
†Fusulina
** †Fusulina cylindrica

## G

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* †Galateacrinus
* †Garnettius
** †Garnettius hungerfordi – type locality for species
* †Geinitzina
* †Gelasopteron – type locality for genus
** †Gelasopteron gracile – type locality for species
* Fossilized shell of the Carboniferous-Eocene bivalve Gervillia †Gervillia
** †Gervillia longa – or unidentified comparable form
* †Girtycoelia
* †Glabrocingulum
** †Glabrocingulum grayvillense
* †Glaphyrites
** †Glaphyrites welleri
* †Glaphyrophlebia – type locality for genus
** †Glaphyrophlebia ovata – type locality for species
** †Glaphyrophlebia speciosa – type locality for species
* †Glaukosocrinus
* †Glenopteris
** †Glenopteris lineata
** †Glenopteris lobata
** †Glenopteris splendens
** †Glenopteris sterlingi
* Life restoration of the Carboniferous shark Glikmanius †Glikmanius
** †Glikmanius occidentalis
* †Globovalvulina
* †Glyptopleura
** †Glyptopleura triserta
* †Gomphostrobus
* †Goniasma
** †Goniasma lasallense
* †Gonioglyphioceras
* †Gonioloboceras
** †Gonioloboceras goniolobus
* †Gordia
** †Gordia indianaensis
* †Graffhamicrinus
** †Graffhamicrinus magnificus
** †Graffhamicrinus profundus – type locality for species
** †Graffhamicrinus waughi – or unidentified comparable form
* †Granasporites
** †Granasporites medius
* †Granulatisporites
** †Granulatisporites adnatoides
** †Granulatisporites granularis
** †Granulatisporites granulatus
** †Granulatisporites livingstonensis
** †Granulatisporites microgranifer
** †Granulatisporites minutus
** †Granulatisporites pallidus
** †Granulatisporites pannosites
** †Granulatisporites parvus
** †Granulatisporites verrucosus
* †Graphiocrinus
** †Graphiocrinus kansasensis
* †Gunnellodus
** †Gunnellodus bellistriatus – type locality for species

## H

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* †Haenoblattina – type locality for genus
** †Haenoblattina rarinervis – type locality for species
** †Haenoblattina tenuis – type locality for species
* †Hamiapollenites
* †Hamiltonichthys – type locality for genus
** †Hamiltonichthys mapesi – type locality for species
* †Hammondella – type locality for genus
** †Hammondella crassa – type locality for species
** †Hammondella globosa – type locality for species
* †Haworthina – type locality for genus
** †Haworthina bulleta
* †Healdia
** †Healdia compressa – type locality for species
** †Healdia cuneata
** †Healdia parallela – type locality for species
** †Healdia simplex
** †Healdia winfieldensis
* †Helminthoidichnites
** †Helminthoidichnites tenius
* Fossils of the burrow ichnogenus Helminthopsis †Helminthopsis
** †Helminthopsis heiroglyphica
* †Heslerodus
** †Heslerodus divergens
* †Hesperoherpeton – type locality for genus
** †Hesperoherpeton garnettense – type locality for species
* †Heteroptilon – type locality for genus
** †Heteroptilon costale – type locality for species
* †Hollinella
** †Hollinella burlingamensis – type locality for species
** †Hollinella cushmani – type locality for species
* †Holmesella
** †Holmesella crassa – type locality for species
** †Holmesella quadrata
* †Homocladus – type locality for genus
** †Homocladus grandis – type locality for species
* †Hpyselentoma
** †Hpyselentoma perhumerosa
* †Hustedia
** †Hustedia mormoni
* Fossilized skeleton of the Permian-Late Cretaceous shark Hybodus †Hybodus
* †Hypermegethes
** †Hypermegethes pilchi – type locality for species
* †Hystriculina
** †Hystriculina hystricula
** †Hystriculina wabashensis

## I

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* Restoration of the Carboniferous synapsid (mammal precursor) Ianthasaurus †Ianthasaurus – type locality for genus
** †Ianthasaurus hardestiorum – type locality for species
* †Ianthinopsis
* †Ianthodon – type locality for genus
** †Ianthodon schultzei – type locality for species
* †Illinites
** †Illinites unicus
* †Imitoceras
** †Imitoceras grahamense
* †Isogramma
** †Isogramma millepunctata –

## J

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* Restoration of the Carboniferous-Permian ray-like cartilaginous fish Janassa (top and left) †Janassa
* †Jedria
** †Jedria ventrica
* †Jonesina
** †Jonesina howardensis – type locality for species
** †Jonesina primitioides
* †Juresania
** †Juresania nebrascensis2

## K

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Kallimorphocrinus
* †Kansasia – type locality for genus
** †Kansasia pulchra – type locality for species
* †Kansasoedischia
** †Kansasoedischia maculata – type locality for species
* Phosphate nodules containing fossils of the Carboniferous Chimaera relative Kawichthys †Kawichthys – type locality for genus
** †Kawichthys moodiei – type locality for species
* †Kellettella
** †Kellettella navicula
* †Kellettina
** †Kellettina robusta – type locality for species
* †Kennedya – type locality for genus
** †Kennedya mirabilis – type locality for species
** †Kennedya reducta – type locality for species
** †Kennedya tillyardi – type locality for species
* †Kenomagnathus – type locality for genus
** †Kenomagnathus scotti – type locality for species
* †Kewaneesporites
** †Kewaneesporites patulus
* †Kindlella
** †Kindlella minuta
* †Kirkbya
** †Kirkbya clarocarinata
** †Kirkbya firma – type locality for species
** †Kirkbya moorei – type locality for species
** †Kirkbya pergrandis – type locality for species
** †Kirkbya punctata – type locality for species
** †Kirkbya valida – type locality for species
* †Kirkella
** †Kirkella elliptica – type locality for species
* †Knightina
** †Knightina ampla – type locality for species
** †Knightina bassleri – type locality for species
** †Knightina harltoni – type locality for species
** †Knightina incurva – type locality for species
** †Knightina texana
* †Knightinella
** †Knightinella humerosa – type locality for species
* †Knightites – type locality for genus
** †Knightites multicornutus – type locality for species
* †Knoxisporites
** †Knoxisporites stephanephorus
* Fossil of the Late Jurassic horseshoe crab Mesolimulus at the end of the trackway that it produced of the ichnogenus Kouphichnium †Kouphichnium
** †Kouphichnium isp.
* †Kozlowskia
** †Kozlowskia splendens
* †Kutorginella
** †Kutorginella lasallensis – or unidentified comparable form

## L

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Laevigatosporites
** †Laevigatosporites desmoinesensis
** †Laevigatosporites globosus
** †Laevigatosporites medius
** †Laevigatosporites moinesensis
** †Laevigatosporites ovalis
** †Laevigatosporites vulgaris
* †Lagarodus
** †Lagarodus angustus
* †Latosporites
** †Latosporites minutus
* †Lawrenciella – type locality for genus
** †Lawrenciella schaefferi – type locality for species
* †Lebachia
** †Lebachia garnettensis
** †Lebachia lockardii
* †Lecopterum – type locality for genus
** †Lecopterum delicosum – type locality for species
* †Lecorium – type locality for genus
** †Lecorium elongatum – type locality for species
* †Lecythiocrinus
* †Lemmatophora – type locality for genus
** †Lemmatophora typa – type locality for species
* †Lepetopsis
** †Lepetopsis peregrina – type locality for species
* Restoration of the Carboniferous-Late Triassic club moss relative Lepidodendron. Eli Heimans (1911). †Lepidodendron
* †Leptalosia
** †Leptalosia ovalis
* †Limitisporites
* †Limitsporites
* †Lindstroemella – tentative report
* †Lingula
** †Lingula carbonaria
** †Lingula osagensis
* †Linipalus
** †Linipalus magnispinus
* †Linoproductus
** †Linoproductus insinuatus
** †Linoproductus magnispina
** †Linoproductus prattenianus
* †Linopteris
** †Linopteris neuropteroides – or unidentified comparable form
* †Liomopterum – type locality for genus
** †Liomopterum elongatum – type locality for species
** †Liomopterum ornatum – type locality for species
** †Liomopterum sellardsi – type locality for species
* †Lisca – type locality for genus
** †Lisca minuta – type locality for species
* †Lissochonetes
** †Lissochonetes geinitzianus
** †Lissochonetes geroniticus
** †Lissochonetes geronticus
* †Lissodus
* Restoration of the Carboniferous-Early Triassic cartilaginous fish Listracanthus †Listracanthus
** †Listracanthus hystrix
* †Lithopanorpa
** †Lithopanorpa pusilla – type locality for species
* Lithophaga
* †Lithopsocidium – type locality for genus
** †Lithopsocidium permianum – type locality for species
* †Lithoscytina – type locality for genus
** †Lithoscytina cubitalis – type locality for species
* †Lophamplexus
** †Lophamplexus brevifolius
** †Lophamplexus phractus – type locality for species
** †Lophamplexus ulius – type locality for species
** †Lophamplexus vagus
** †Lophamplexus westii
* †Lophophyllidium
** †Lophophyllidium absitum – type locality for species
** †Lophophyllidium compressum
** †Lophophyllidium distortum – type locality for species
** †Lophophyllidium hadrum
** †Lophophyllidium profundum
** †Lophophyllidium wewokanum
* †Lophophyllum
* †Lophotriletes
** †Lophotriletes commissuralis
** †Lophotriletes copiosus
** †Lophotriletes gibbosus
** †Lophotriletes ibrahimii
** †Lophotriletes microsaetosus
** †Lophotriletes mosaicus
** †Lophotriletes pseudaculeatus
** †Lophotriletes rarispinosus
* †Lycodus – type locality for genus
** †Lycodus garretti – type locality for species
* †Lycospora
** †Lycospora brevijuga
** †Lycospora granulata
** †Lycospora micropapillata
** †Lycospora ovalis
** †Lycospora pellucida
** †Lycospora pusilla
** †Lycospora rotunda
* Life restoration of the Permian snake-like amphibian Lysorophus showing speculative egg-coiling behavior †Lysorophus –

## M

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* Macrocypris
** †Macrocypris garrisonensis
** †Macrocypris menardensis
* †Mapesites – type locality for genus
** †Mapesites chautauquaensis – type locality for species
* †Marginifer
** †Marginifer wabashensis
* †Marginifera
** †Marginifera wabashenis
* †Mariopteris
* †Marmolatella
** †Marmolatella subovata
* †Martynovia – type locality for genus
** †Martynovia insignis – type locality for species
** †Martynovia protohymenoides – type locality for species
* †Meekechinus – type locality for genus
** †Meekechinus elegans – type locality for species
* †Meekella
** †Meekella striaticostata
** †Meekella striatocostata
* †Meekopora
** †Meekopora prosseri
* †Meekoporella
** †Meekoporella dehiscens
* †Meekospira
* †Megactenopetalus
** †Megactenopetalus kaibabanus
* †Meganeuropsis – type locality for genus
** †Meganeuropsis permiana – type locality for species
* †Megatypus – type locality for genus
** †Megatypus ingentissimus – type locality for species
** †Megatypus parvus – type locality for species
** †Megatypus schucherti – type locality for species
** †Megatypus vetustus – type locality for species
* †Megelytron – type locality for genus
** †Megelytron robustum – type locality for species
* †Mesolobus
* †Mesoptilus
** †Mesoptilus carpenteri – type locality for species
* Fossilized shell of the Carboniferous-Permian nautiloid cephalopod Metacoceras †Metacoceras
* †Michelinia – tentative report
* †Microantyx
** †Microantyx permiana – type locality for species
* †Microcheilinella
** †Microcheilinella inflata – type locality for species
* †Microreticulatisporites
** †Microreticulatisporites concavus
** †Microreticulatisporites harrisonii
** †Microreticulatisporites nobilis
** †Microreticulatisporites noblis
** †Microreticulatisporites sulcatus
* †Millerella
** †Millerella inflata
* †Minilya
** †Minilya binodata
* †Mirandaichnium
** †Mirandaichnium famatinense
* †Misthodotes – type locality for genus
** †Misthodotes biguttatus – type locality for species
** †Misthodotes delicatulus – type locality for species
** †Misthodotes obtusus – type locality for species
** †Misthodotes ovalis – type locality for species
* Fossilized shell of the Devonian-modern marine bivalve Modiolus, or horsemussel †Modiolus
* †Monoceratina
** †Monoceratina lewisi
* †Monopteria
** †Monopteria gibbosa
* †Mooreisporites
** †Mooreisporites inusitatus
* †Mooreoceras
* †Moorites
** †Moorites minutus
* †Muensteroceras
* †Multithecopora
* †Murospora
** †Murospora kosankei
* †Myalina
** †Myalina meeki – type locality for species
** †Myalina swallowi
* †Mylacris
** †Mylacris latissima – type locality for species

## N

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* Fossilized shell of the Early Devonian – Triassic sea snail Naticopsis †Naticopsis
* †Neoaganides
** †Neoaganides grahamensis
* †Neochonetes
** †Neochonetes granulifer
* †Neodimorphoceras
** †Neodimorphoceras texanum
* †Neospirifer
** †Neospirifer cameratus
** †Neospirifer dunbari
** †Neospirifer kansasensis
* Fronds of the Carboniferous seed fern Neuropteris †Neuropteris
** †Neuropteris auriculata – tentative report
** †Neuropteris odontopteroides
** †Neuropteris ovata
** †Neuropteris permiana
** †Neuropteris scheuchzeri
* †Noeggerathia
* †Norwoodia
** †Norwoodia angustum
* Nucula
* Nuculana
* †Nuculopsis
* †Nugonioneura – type locality for genus
** †Nugonioneura problematica – type locality for species

## O

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Odonopteris
** †Odonopteris minor
* †Odontopteris
** †Odontopteris brardii
** †Odontopteris excelsa
* †Oligotypus – type locality for genus
** †Oligotypus tillyardi – type locality for species
* †Omphalotrochus
** †Omphalotrochus obtusispira
** †Omphalotrochus wolfcampensis
* Life restoration of the Carboniferous-Permian synapsid (mammal precursor) Ophiacodon †Ophiacodon – type locality for genus
** †Ophiacodon hilli – type locality for species
* †Opisthocladus – type locality for genus
** †Opisthocladus arcuatus – type locality for species
** †Opisthocladus strictus – type locality for species
* †Opter – type locality for genus
** †Opter brongniartii – type locality for species
* †Orbiculoidea
** †Orbiculoidea capuliformis
** †Orbiculoidea missouriensis
** †Orbiculoidea tenulineata – or unidentified comparable form
* Restoration of the Carboniferous-Permian cartilaginous fish Orodus †Orodus
* †Orthacanthus
* †Orthomyalina
** †Orthomyalina slocomi
** †Orthomyalina subquadrata
* †Orthopsocus – type locality for genus
** †Orthopsocus singularis – type locality for species
* †Osagia –

## P

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Pachytesta
* †Palaeocaudina
** †Palaeocaudina kansasensis
* †Palaeolima
** †Palaeolima retifera – tentative report
* †Palaeoneilo
* Fossilized skeleton of the Permian bony fish Palaeoniscum †Palaeoniscus
* †Palaeopisthacanthus
** †Palaeopisthacanthus vogelandurdeni – type locality for species
* †Palaeostachya
** †Palaeostachya andrewsii
* †Palaeostachys
** †Palaeostachys andrewsii
* †Palaeostylus
* †Paleolimulus – type locality for genus
** †Paleolimulus signatus – type locality for species
* †Paleoscytina – type locality for genus
** †Paleoscytina brevistigma – type locality for species
* †Paleostachya
* †Paleuthygramma
** †Paleuthygramma acuta – type locality for species
* †Paleyoldia
** †Paleyoldia subscitula
* †Parablattelytron – type locality for genus
** †Parablattelytron delicatum – type locality for species
** †Parablattelytron elongatum – type locality for species
** †Parablattelytron latum
** †Parablattelytron rectum – type locality for species
** †Parablattelytron subincisum – type locality for species
* †Parabrodia – type locality for genus
** †Parabrodia carbonaria – type locality for species
* †Paracladus – type locality for genus
** †Paracladus retardatus – type locality for species
* †Paraconularia
* †Paragassizocrinus
* †Parajuresania
** †Parajuresania nebrascensis
* †Parallelodon
* †Paramphicrinus
* †Paraparchites
** †Paraparchites humerosus
** †Paraparchites magnus – type locality for species
** †Paraparchites perminutus – type locality for species
** †Paraparchites punctatus – type locality for species
* †Paraprisca – type locality for genus
** †Paraprisca fragilis – type locality for species
** †Paraprisca grandis – type locality for species
* †Paroedischia – type locality for genus
** †Paroedischia recta – type locality for species
* †Parvispina – type locality for genus
** †Parvispina harpago – type locality for species
* Fossils of the Late Devonian-Permian fern-like fronds Pecopteris †Pecopteris
** †Pecopteris bucklandi – tentative report
** †Pecopteris geinitzi – or unidentified comparable form
** †Pecopteris hemitelioides
** †Pecopteris pinnatifida
** †Pecopteris polymorpha
** †Pecopteris unita
* †Penniretepora
** †Penniretepora auernigiana
** †Penniretepora curvula – type locality for species
** †Penniretepora flexistriata – type locality for species
** †Penniretepora nodocarinata – type locality for species
** †Penniretepora nodolineata – type locality for species
** †Penniretepora pustulosa
* †Pennoceras – tentative report
* †Permelytron – type locality for genus
** †Permelytron schucherti – type locality for species
* †Permelytropsis – type locality for genus
** †Permelytropsis cubitalis – type locality for species
* †Permembia – type locality for genus
** †Permembia delicatula – type locality for species
* †Permoberotha – type locality for genus
** †Permoberotha villosa – type locality for species
* †Permobiella – type locality for genus
** †Permobiella perspicua – type locality for species
* †Permoblattina – type locality for genus
** †Permoblattina curta – type locality for species
** †Permoblattina permiana – type locality for species
* †Permohymen – type locality for genus
** †Permohymen schucherti – type locality for species
* †Permoneura – type locality for genus
** †Permoneura lameerei – type locality for species
* †Permopanorpa
** †Permopanorpa formosa – type locality for species
** †Permopanorpa inaequalis – type locality for species
** †Permopanorpa schucherti – type locality for species
* †Permophorus
** †Permophorus oblongus
** †Permophorus subcostata – or unidentified comparable form
** †Permophorus subcostatus
* †Permopsocus – type locality for genus
** †Permopsocus latipennis – type locality for species
** †Permopsocus ovatus – type locality for species
* †Permopsylla – type locality for genus
** †Permopsylla americana – type locality for species
** †Permopsylla anomala – type locality for species
** †Permopsylla grandis – type locality for species
** †Permopsylla minuta – type locality for species
** †Permopsylla permiana – type locality for species
* †Permoraphidia – type locality for genus
** †Permoraphidia americana – type locality for species
** †Permoraphidia grandis – type locality for species
* †Pernopecten
** †Pernopecten aviculatus
* Fossilized tooth of the Carboniferous-Permian shark Petalodus †Petalodus
** †Petalodus allegheniensis
** †Petalodus arcuatus
** †Petalodus jewetti – type locality for species
** †Petalodus ohioensis
* †Petrelcana – type locality for genus
** †Petrelcana elongata – type locality for species
* †Petrocrania
** †Petrocrania modesta
* †Petrodus
** †Petrodus patelliformis
* Life restoration of the Carboniferous reptile Petrolacosaurus †Petrolacosaurus – type locality for genus
** †Petrolacosaurus kansensis – type locality for species
* †Phanerotrema
* †Pharkidonotus
** †Pharkidonotus percarinatus
* †Phasmatocycas
** †Phasmatocycas kansana
* †Phenopterum – type locality for genus
** †Phenopterum elongatum – type locality for species
* †Phestia
** †Phestia arata
* †Phillipsia – tentative report
* †Phricodothyris
* †Phyloblatta – type locality for genus
** †Phyloblatta brevicubitalis – type locality for species
** †Phyloblatta compacta – type locality for species
** †Phyloblatta curtula – type locality for species
** †Phyloblatta curvata – type locality for species
** †Phyloblatta fulvana – type locality for species
** †Phyloblatta fulvella – type locality for species
** †Phyloblatta fusca – type locality for species
** †Phyloblatta kansasia – type locality for species
** †Phyloblatta lawrenceana – type locality for species
** †Phyloblatta lugubris – type locality for species
** †Phyloblatta magna – type locality for species
** †Phyloblatta occidentalis – type locality for species
** †Phyloblatta savagei – type locality for species
** †Phyloblatta separanda
* †Phymatopleura
** †Phymatopleura brazoensis – or unidentified related form
* †Physonemus
** †Physonemus asper
** †Physonemus mirabilis
* †Pilosisporites
** †Pilosisporites aculealatus
* †Pinnatopora
* †Pityosporites
* †Plagioglypta
* †Platyceras
* †Platychorista – type locality for genus
** †Platychorista venosa – type locality for species
* †Platysaccus
** †Platysaccus saarensis
* Life restoration of the Carboniferous-Permian bony fish Platysomus †Platysomus
** †Platysomus swaffordae – type locality for species
* †Plaxocrinus
** †Plaxocrinus gloukosensis – or unidentified comparable form
* †Pleisiogramma – type locality for genus
** †Pleisiogramma medialis – type locality for species
* Pleurotomaria
* †Plummericrinus
* †Poacordaites
** †Poacordaites linearis
* †Polaricyclus
** †Polaricyclus ballardensis – type locality for species
* †Polidevcia
** †Polidevcia arata
* †Polypora
** †Polypora aestacella
** †Polypora elliptica
** †Polypora endoi
** †Polypora fujimotoi
** †Polypora gigantea
** †Polypora moorei
** †Polypora submarginata
* †Polytaxis
* †Potonieisporites
** †Potonieisporites elegans
** †Potonieisporites novicus
** †Potonieisporites simplex
* †Prismopora
** †Prismopora triangulata
* †Probnis – type locality for genus
** †Probnis speciosa – type locality for species
* †Progoneura – type locality for genus
** †Progoneura minuta – type locality for species
* †Progonopsocus – type locality for genus
** †Progonopsocus permianus – type locality for species
* †Promartynovia – type locality for genus
** †Promartynovia venicosta – type locality for species
* †Promytilus
** †Promytilus vetulus
* †Properrinites – type locality for genus
** †Properrinites plummeri – type locality for species
* †Prosaites – type locality for genus
** †Prosaites compactus – type locality for species
** †Prosaites secundus – type locality for species
* †Protelytron – type locality for genus
** †Protelytron angustum – type locality for species
** †Protelytron dunbari – type locality for species
** †Protelytron furcatum – type locality for species
** †Protelytron permianum – type locality for species
* †Protelytropsis – type locality for genus
** †Protelytropsis grandis – type locality for species
* †Protembia – type locality for genus
** †Protembia permiana – type locality for species
* †Protereisma – type locality for genus
** †Protereisma arcuatum – type locality for species
** †Protereisma elongatum – type locality for species
** †Protereisma insigne – type locality for species
** †Protereisma latum – type locality for species
** †Protereisma permianum – type locality for species
** †Protereisma sellardsi – type locality for species
* †Protochorista – type locality for genus
** †Protochorista tetraclada – type locality for species
* †Protohaploxipinus
* †Protohymen – type locality for genus
** †Protohymen elongatus – type locality for species
** †Protohymen permianus – type locality for species
** †Protohymen readi – type locality for species
** †Protohymen tenuis – type locality for species
* †Protopanorpa – type locality for genus
** †Protopanorpa permiana – type locality for species
* †Pryg – type locality for genus
** †Pryg absurdus – type locality for species
* †Pseudaktubites
** †Pseudaktubites stainbrooki
* †Pseudobigalea
* †Pseudobythocypris
** †Pseudobythocypris pediformis
* †Pseudofusulina
** †Pseudofusulina delicata – type locality for species
* †Pseudomonotis
** †Pseudomonotis hawni – type locality for species
* †Pseudoparaparchites – type locality for genus
** †Pseudoparaparchites kansensis – type locality for species
* †Pseudorthoceras
** †Pseudorthoceras knoxense
* †Pseudozygopleura
* †Psoroptera – type locality for genus
** †Psoroptera cubitalia – type locality for species
* †Ptychocarpus
** †Ptychocarpus candolliana
** †Ptychocarpus feminaeformis
** †Ptychocarpus unitus
* †Ptylopora
* †Punctatisporites
** †Punctatisporites chapelensis
** †Punctatisporites compactus
** †Punctatisporites flavus
** †Punctatisporites glaber
** †Punctatisporites grandivermiculatus
** †Punctatisporites minutus
** †Punctatisporites obesus
* †Punctatosporites
** †Punctatosporites compactus
** †Punctatosporites glaber
** †Punctatosporites granifer
** †Punctatosporites minutus
* †Punctospirifer
** †Punctospirifer kentuckensis
* †Pustulatisporites
* †Pycnoblattina –

## Q

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Quasillinites
** †Quasillinites diversiformis

## R

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Raistrickia
** †Raistrickia abdita
** †Raistrickia aculeata
** †Raistrickia aculeolata
** †Raistrickia crinita
** †Raistrickia crocea
** †Raistrickia rubida
** †Raistrickia subcrinita
* †Rectifenestella
** †Rectifenestella tenax
* †Reticulatia
** †Reticulatia huecoensis
* †Reticulatisporites
** †Reticulatisporites muricatus
* †Reticulitriletes
** †Reticulitriletes clatriformis
** †Reticulitriletes falsus
** †Reticulitriletes reticulocingulum
* †Retispira
** †Retispira tenuilineata
** †Retispira textiliformis
* †Rhabdocarpus
* †Rhabdomeson
* †Rhipidomella
** †Rhipidomella carbonaria
* †Rhombopora
** †Rhombopora lepidodendroides
* †Rhynchopora
** †Rhynchopora magnicosta
* †Roundyella
** †Roundyella simplicissima

## S

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Samaropsis
** †Samaropsis fluitans
* †Sandalodus – or unidentified comparable form
* †Sandrewia
** †Sandrewia texana
* †Sansabella
** †Sansabella bolliaformis
* †Savitrisporites
** †Savitrisporites majus
* †Schistoceras
* †Schizoblattina
** †Schizoblattina minor – type locality for species
** †Schizoblattina schucherti – type locality for species
* †Schizodus
** †Schizodus ovatus – tentative report
** †Schizodus wheeleri
* †Schizophoria
* †Schizopteris
** †Schizopteris trichomanoides – or unidentified comparable form
* †Schubertella
** †Schubertella kingi
* †Schutzia
** †Schutzia anomala – or unidentified comparable form
* †Scolecopteris
** †Scolecopteris elegans
* †Secarisporites
** †Secarisporites remotus
* †Sellardsula – type locality for genus
** †Sellardsula cordata – type locality for species
** †Sellardsula radialis – type locality for species
* †Semopterum
** †Semopterum venosum
* †Septimyalina
** †Septimyalina burmai
** †Septimyalina perattenuata
** †Septimyalina scitula
* †Septopora
** †Septopora spinulosa
* †Serratodus – or unidentified comparable form
* †Shansiella
* †Shenzhousia
** †Shenzhousia readi – type locality for species
* †Shleesha
** †Shleesha pinguis
* †Shumardella
* Fossilized stump of the Carboniferous-Permian club moss relative Sigillaria †Sigillaria
** †Sigillaria brardii
* †Sigillariostrobus
** †Sigillariostrobus hastatus
* †Silenites
** †Silenites lenticularis
* †Soleniscus
* †Spackmanites
** †Spackmanites ellipticus
** †Spackmanites habibii
* †Spermopteris
** †Spermopteris coriacea
* Fossilized leaves and branches of the Devonian-Triassic horsetail relative Sphenophyllum †Sphenophyllum
** †Sphenophyllum oblongifolium
** †Sphenophyllum obovatum
** †Sphenophyllum stoukenbergi – or unidentified comparable form
** †Sphenophyllum thonii – or unidentified comparable form
* †Sphenopteris
** †Sphenopteris germanica – or unidentified comparable form
** †Sphenopteris obtusiloba
** †Sphenopteris suessi
* †Spiloblattina
** †Spiloblattina lawrenceana – type locality for species
** †Spiloblattina laxa – type locality for species
** †Spiloblattina variegata
* Restoration of the Carboniferous reptile Spinoaequalis †Spinoaequalis – type locality for genus
** †Spinoaequalis schultzei – type locality for species
* †Spinofenestella
** †Spinofenestella spinulosa
* †Spinosporites
** †Spinosporites exiguus
* †Spirifer
** †Spirifer matheri
** †Spirifer rockymontanus – tentative report
* Spirorbis
* †Stegocoelia
** †Stegocoelia quadricarinata
* †Stellarocrinus
* †Stemmatodus
* †Stenopoceras
** †Stenopoceras cooperi – type locality for species
* †Stenzonotriletes
* †Stereopterum
** †Stereopterum breve – type locality for species
** †Stereopterum maculosum – type locality for species
** †Stereopterum rotundum
* †Stereostylus
** †Stereostylus annae – type locality for species
** †Stereostylus milichus – type locality for species
** †Stereostylus perversus – type locality for species
** †Stereostylus phainus – type locality for species
* †Stiallia
** †Stiallia pilosa
* †Stiaria
** †Stiaria intermedia
* †Streblochondria – tentative report
** †Streblochondria tenuilineata
* †Streptognathodus
** †Streptognathodus acuminatus – type locality for species
** †Streptognathodus elongatus – type locality for species
** †Streptognathodus farmeri – type locality for species
** †Streptognathodus flangulatus – type locality for species
** †Streptognathodus pawhuskaensis
** †Streptognathodus simplex – type locality for species
** †Streptognathodus wabaunsensis – type locality for species
** †Streptognathodus walteri – type locality for species
** †Streptognathodus zethus
* †Streptorhynchus
** †Streptorhynchus affine
* †Striatites
** †Striatites richteri
* †Striatoabietites
* †Striatopodocarpites
* †Striatosaccites – type locality for genus
** †Striatosaccites tractiferinus
* †Striomonosaccites
* †Strophostylus – type locality for genus
** †Strophostylus girtyi – type locality for species
* †Subarrectocrinus
** †Subarrectocrinus perexcavatus
* †Sublobalocrinus
** †Sublobalocrinus kasseri
* †Subprioniodus
* †Sulcella
** †Sulcella sulcata
* †Synarmocrinus
** †Synarmocrinus iatani
* †Syringoclemis
** †Syringoclemis wrefordensis – type locality for species
* Fossil of the Devonian tabulate coral Syringopora †Syringopora
* †Sysciophlebia
** †Sysciophlebia arcuata – type locality for species

## T

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Tabulipora
** †Tabulipora bullata – or unidentified comparable form
** †Tabulipora carbonaria
** †Tabulipora hispida – or unidentified comparable form
* †Taeniaesporites
* †Taeniopteris
** †Taeniopteris angelica
** †Taeniopteris coriacea
** †Taeniopteris multinervis
* †Tapopterum
** †Tapopterum celsum
* †Teguliferina
** †Teguliferina armata
* †Tenuacaptor – type locality for genus
** †Tenuacaptor reiszi – type locality for species
* †Terpnocrinus
* †Tetrataxis
* †Therates – type locality for genus
** †Therates planus – type locality for species
* †Thymospora
** †Thymospora obscura
** †Thymospora pseudothiessenii
* †Tococladus – type locality for genus
** †Tococladus rallus – type locality for species
* †Tonganoxichnus
** †Tonganoxichnus buildexensis
** †Tonganoxichnus ottawensis
* †Torispora
** †Torispora securis
* †Trachopteryx – type locality for genus
** †Trachopteryx martynovi – type locality for species
* †Trachydomia
** †Trachydomia wheeleri – tentative report
* †Trecospira
* †Trepospira
** †Trepospira discoidalis – type locality for species
* Illustration in side view of several fossils of the Cambrian burrow ichnogenus Treptichnus †Treptichnus
** †Treptichnus bifurcus
** †Treptichnus pollardi
* †Tribolbina – type locality for genus
** †Tribolbina permiana – type locality for species
* †Trigonocarpus
* †Triletes
* †Triquitrites
** †Triquitrites additus
** †Triquitrites bransonii
** †Triquitrites crassus
** †Triquitrites exiguus
** †Triquitrites minutus
** †Triquitrites sculptilis
** †Triquitrites spinosus
** †Triquitrites subspinosus
* †Triticites
** †Triticites brownvillensis – type locality for species
** †Triticites confertus
** †Triticites eoextenta
** †Triticites pointensis
* Trypetesa
** †Trypetesa caveata
** †Trypetesa lampas – type locality for species
* †Tupus – type locality for genus
** †Tupus permianus – type locality for species

## U

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Uddenoceras
* †Ullmannia
* †Ulocrinus
** †Ulocrinus fistulosus – type locality for species
* †Uncinulina
** †Uncinulina lunata – type locality for species
* †Undichna
** †Undichna britannica
** †Undichna simplicitas
* †Urba – type locality for genus
** †Urba punctata – type locality for species

## V

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Verrucosisporites
** †Verrucosisporites donarii
** †Verrucosisporites microtuberosus
** †Verrucosisporites verrocosus
* †Verrusosisporites
** †Verrusosisporites microruberosus
* †Vesicaspora
** †Vesicaspora schaubergeri
** †Vesicaspora wilsonii
* †Vestigisporites
* †Vestispora
** †Vestispora fenestrata
** †Vestispora foveata
* †Vidrioceras
** †Vidrioceras conlini
* †Volsellina
** †Volsellina subelliptica
* †Voltzia
* †Vosellina
** †Vosellina subelliptica

## W

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* Fossilized foliage of the Carboniferous-Permian conifer Walchia †Walchia
** †Walchia filiciformis – or unidentified comparable form
** †Walchia piniformis
** †Walchia schneideri
* †Warthia
** †Warthia kingi – type locality for species
* †Wellerella
** †Wellerella cooperi
** †Wellerella delicatula – or unidentified comparable form
** †Wellerella osagensis
** †Wellerella tetrahedra
** †Wellerella truncata
* †Wilkingia
** †Wilkingia terminale
* †Williamsella
** †Williamsella striata – type locality for species
** †Williamsella typicalis
* †Wilsonites
** †Wilsonites circularis
** †Wilsonites delicatus
** †Wilsonites vesicatus
* †Worthenia

## X

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Xyrospondylus
** †Xyrospondylus ecordi – type locality for species

## Y

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* Yoldia
** †Yoldia subscitula

## Z

* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z
* †Zygopleura