page_title: List of the prehistoric life of Missouri
section_title: Mesozoic
hierarchical_section_title: List of the prehistoric life of Missouri / Mesozoic
caption_attribution_description: English: Discoscaphites iris ammonite from the Owl Creek Formation (Upper Cretaceous), Owl Creek, Ripley, Mississippi.
context_page_description: This list of the prehistoric life of Missouri contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Missouri.
context_section_description: †Acteon
   †Adocus
  †Aenona
  †Aenona eufaulensis
  †Albertosaurus
  †Ambigostrea
  †Ambigostrea tecticosta
  Amuletum
  †Anatimya
  †Anatimya anteradiata
  †Anchura
  †Anomia
  †Anomia ornata
  †Aphrodina
  †Aphrodina tippana
  Arrhoges
   †Baculites
  †Baculites tippahensis
  †Bellifusus
  †Belliscala
  †Bullopsis
  †Bullopsis cretacea
  Caestocorbula
  †Caestocorbula crassaplica
  †Caestocorbula crassiplica
  †Caestocorbula percompressa
  †Camptonectes
  †Camptonectes bubonis
  †Camptonectes hilgardi
  †Caveola
  Cerithiella
  †Cerithiella semirugatum
  †Clavipholas
  †Clavipholas pectorosa
  Cliona
  †Clisocolus
   Corbula
  Crassatella
  †Crassatella vadosa
  †Crenella
  †Crenella elegantula
  †Crenella serica
  Cucullaea
  †Cucullaea capax
  †Cymbophora
  †Cymbophora appressa
  †Cymbophora berryi
  †Cymella
  †Cymella bella
  †Cyprimeria
  †Cyprimeria alta
   †Discoscaphites
  †Discoscaphites iris
  †Drilluta
  †Eoacteon
  †Eoacteon linteus
  †Eoharpa
  †Eoharpa sinuosa
  †Eubaculites
  †Eubaculites carinatus
  †Eufistulana
  †Eufistulana ripleyana
  †Eufistulina
  †Euspira
  †Euspira rectilabrum
   †Exogyra
  †Exogyra costata
  †Fulgerca
  Fusinus
  †Fusinus macnairyensis – or unidentified related form
  Glycymeris
  †Glycymeris compressa
  †Glycymeris rotundata
  †Goniochasma – tentative report
  †Granocardium
  †Granocardium lowei
  †Granocardium tippananum
  †Granocardium tippanum
  †Gryphaeostrea
  †Gryphaeostrea vomer
  Gyrodes
  †Gyrodes spillmani
  †Gyrodes supraplicatus
  †Hamulus
  †Hamulus onyx
  †Hamulus squamosus
  †Helicaulax
  †Helicaulax formosa
  Juliacorbula
  †Juliacorbula monmouthensis
  †Legumen
  †Legumen ellipticum
  †Leptosolen
  †Leptosolen biplicata
  Lima
  †Lima pelagica
  Limatula
  †Limatula acutilineata
  †Linearis
  †Linearis metastriata
  †Liopeplum
  †Liopeplum rugosum
  †Liopistha
  †Liopistha protexta
  †Liothyris
  †Lowenstamia
  †Lycettia
  †Lycettia tippana
  †Lycettia tippanus
  Malletia
  †Malletia longfrons
  †Malletia longifrons
  †Micrabacia
  †Morea
  †Morea transenna
   †Mosasaurus
  †Mosasaurus hoffmanni
  †Naomichelys
  †Napulus
  †Napulus octoliratus
  †Nemocardium
  †Nemocardium fragile
  †Nemodon
  †Nemodon eufalensis
  †Nemodon eufaulensis
  Nucula
  †Nucula camia
  †Nucula percrassa
  Nuculana
  †Nuculana whitfieldi
  †Opertochasma
  †Paladmete
  †Paladmete cancellaria
  Panopea
  †Panopea monmouthensis
  †Parmicorbula
  †Parmicorbula percompressa
  †Parrosaurus – type locality for genus
  †Parrosaurus missouriensis
   Pholadomya
  †Pholadomya occidentalis
  †Pinna
  †Pinna laqueata
  †Pleuriocardia
  †Praeleda
  †Praeleda compar
  †Protocardia
  †Protocardia spillmani
  Pseudomalaxis
  †Pseudomalaxis pateriformis
  †Pterotrigonia
  †Pterotrigonia angulicostata
  †Pterotrigonia eufalensis
  †Pterotrigonia eufaulensis
  †Pyropsis
  †Scambula
  †Scambula perplana
   †Scaphites
  Serpula
  Striarca
  †Striarca cuneata
  †Striarca saffordi
  †Syncyclonema
  †Syncyclonema simplicius
  Tellina
  †Tellinimera
  †Tellinimera buboana
  †Tenea
  †Tenea parilis
  †Tenuipteria
  †Tenuipteria argentea
  †Tenuipteria argenteus
  Trachycardium
  †Trobus
  †Trobus buboanus
   Turritella
  †Turritella bilira
  †Turritella chalybeatensis
  †Turritella tippana
  †Turritella vertebroides
  †Unicardium
  †Urceolabrum
  †Urceolabrum tuberculatum
  †Veniella
  †Veniella conradi
  †Volutomorpha
  †Weeksia
caption: Fossilized shell of the Late Cretaceous ammonoid cephalopod Discoscaphites
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