page_title: List of the prehistoric life of New Mexico
section_title: Paleozoic
hierarchical_section_title: List of the prehistoric life of New Mexico / Paleozoic
caption_attribution_description: Русский: Сфенакодоны двух видовEnglish: Sphenacodon ferox and the larger Sphenacodon ferocior
context_page_description: This list of the prehistoric life of New Mexico contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of New Mexico.
context_section_description: †Actinoceras
   †Adelophthalmus
  †Aenigmacaris
  †Aerosaurus – type locality for genus
  †Aerosaurus wellesi – type locality for species
  †Agassizodus
  †Amphiscapha
  † Ananias
  †Anconastes – type locality for genus
  †Anconastes vesperus – type locality for species
   †Annularia
  †Annularia radiata
  †Annularia sphenophylloides
  †Anomphalus
  †Aphlebia
  †Archaeocidaris
  Archaeolithophyllum
  † Archeria
  †Armenoceras
  †Aspidosaurus
  †Athyris
  †Athyris lamellosa
   †Aviculopecten
  †Aviculopecten arctisulcatus
  †Aviculopecten basilicus
  †Aviculopecten coryeanus – type locality for species
  †Aviculopecten moorei – or unidentified comparable form
  †Baldwinonus – type locality for genus
  †Bellerophon
  †Bellerophon graphicus
  †Bourbonnella – or unidentified comparable form
  †Brachyphyllum
  †Calamites
  †Calamites cistii
  †Callipteris
  †Callipteris conferta
  †Callipteris lyratifolia
  † Caninia
  †Cardiocarpus
  †Catenipora
   †Chenoprosopus – type locality for genus
  †Chenoprosopus milleri – type locality for species
  †Chonetes
  †Chonetes illinoisensis
  †Chonetes mesoloba
  †Cleiothyridina
  †Cleiothyridina hirsuta
  †Cleiothyridina pilularis
  †Collemataria
   †Composita
  †Composita affinis
  †Composita bucculenta
  †Composita cracens
  †Composita emarginata
  †Composita ovata
  †Composita subtilita
  †Conjunctio – type locality for genus
  †Conjunctio multidens – type locality for species
  †Cordaites
  † Crania
  †Ctenacanthus – or unidentified comparable form
  †Cyclopteris
  †Cypricardinia
  †Cyptendoceras – tentative report
  †Cystodictya
  †Cystothalamia
  †Cystothalamia nodulifera
  †Dakeoceras
  †Desmatodon
  †Diadectes
   †Dimetrodon
  †Dimetrodon occidentalis – type locality for species
  †Diplocaulus
  †Domatoceras
  †Earlandia
  †Echinaria
  †Edaphosaurus
  †Edaphosaurus novomexicanus – type locality for species
  † Edmondia
  †Eldredgeops
  †Eldredgeops rana
  †Ellesmeroceras
  †Endorioceras – type locality for genus
  Eocaudina
  †Error
  †Eryops
  †Euomphalus
  †Fenestella
  †Fusulina
  †Girvanella
  †Glenopteris – or unidentified comparable form
   †Glikmanius
  †Glikmanius occidentalis
  †Gnathorhiza
  †Grewingkia
  †Guadalupia
  †Hedstroemia
  †Hexagonaria
  †Isogramma
  †Komia
  †Lambeoceras
  †Lepidodendron
   †Limnoscelis
  †Limnoscelis paludis
  † Lingula
  †Lioestheria – or unidentified comparable form
  †Liroceras
  Lithophaga
  †Lloydia
  † Madera – type locality for genus
  †Mariceras
  †Martinia
  †Metabaltoceras
  †Metacoceras
   †Metalegoceras
  †Murchisonia
  †Naticopsis
  †Naticopsis judithae – or unidentified related form
  †Naticopsis scintilla
  †Neospirifer
  †Neospirifer cameratus
  †Neospirifer dunbari – or unidentified comparable form
  †Neospirifer goreii
  †Neospirifer latus – or unidentified comparable form
  †Neospirifer triplicatus
  †Neuropteris
  †Neuropteris ovata
  †Neuropteris scheuchzeri
  †Nitosaurus – type locality for genus
  Nucula – report made of unidentified related form or using admittedly obsolete nomenclature
  †Oedaleops – type locality for genus
  †Oedaleops campi – type locality for species
  †Onchiodon – tentative report
   †Ophiacodon – type locality for genus
  †Ophiacodon mirus – type locality for species
  †Ophiacodon navajovicus – type locality for species
  †Ozarkodina
  †Pachyphyllum
  †Palmatolepis
  †Paraceltites
  †Paraschwagerina
  †Pecopteris
  †Pecopteris feminaeformis
  †Pentremites
  †Petalodus
  †Phillipsia
  †Plaesiomys
   †Platyhystrix
  †Platyhystrix rugosus
  †Platystrophia
  †Plicochonetes – tentative report
  †Polygnathus
  †Posidonia – tentative report
  †Prodentalium
  †Rhiodenticulatus – type locality for genus
  †Rhiodenticulatus heatoni – type locality for species
  †Rhynchonella – report made of unidentified related form or using admittedly obsolete nomenclature
  †Rioceras – type locality for genus
  †Ruthiromia – type locality for genus
  †Ruthiromia elcobriensis – type locality for species
  †Sallya
  †Samaropsis
  † Sandia
  †Schwagerina
  †Sigillaria
  †Sigillaria brardii
  Solemya
  †Solenopora
  †Spathognathodus
   Sphenacodon – type locality for genus
  †Sphenacodon ferox – type locality for species
  †Sphenophyllum
  †Sphenophyllum cuneifolium
  †Sphenopteris
  †Spirifer
  †Spirifer grimesi
  †Spirifer rockymontanus
  Spirorbis
  †Stearoceras
   †Stethacanthus
  †Streptognathodus
  †Strophomena
  †Strophomena neglecta
  †Syringopora
  †Tainoceras
  †Tetrataxis
  
caption: S. ferox and the larger S. ferocior
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