List of the Mesozoic life of Kansas

This list of the Mesozoic 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 252.17 and 66 million years of age.

A

• †Abietites
  • †Abietites ernestinae
  • †Abietites longifolius

• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Acanthoscaphites

  †Acanthoscaphites – tentative report
  • †Acanthoscaphites reesidei
• †Alzadasaurus – type locality for genus
  • †Alzadasaurus kansasensis – type locality for species
• †Amberleya
• †Ampullina
• †Anomia
• †Apateodus
  • †Apateodus busseni – type locality for species
• †Apatornis
  • †Apatornis celer – type locality for species

• 

  Fossilized skeleton of the Late Cretaceous bony fish Apsopelix

  †Apsopelix
  • †Apsopelix anglicus
• †Aquatifolia
  • †Aquatifolia fluitans
• Aralia
  • †Aralia newberryi
  • †Aralia polymorpha
  • †Aralia ravniana
• †Araliopsoides
  • †Araliopsoides cretacea
• †Arcellites
  • †Arcellites disciformis
• †Archaeanthus – type locality for genus
  • †Archaeanthus linnenbergeri – type locality for species
• †Archaeolamna
  • †Archaeolamna kopingensis
• †Archaepetala – type locality for genus
  • †Archaepetala beekeri – type locality for species
  • †Archaepetala obscura – type locality for species
• †Arcopagella
  • †Arcopagella mactroides
• †Ariadnaesporites
  • †Ariadnaesporites ariadnae
• Arundo
  • †Arundo groenlandica
• †Asplenium
  • †Asplenium dicksonianum
• †Astrocoenia
  • †Astrocoenia nidiformis

• 

  Mold fossil of a shell of the Early Devonian-Late Triassic bivalve Aviculopecten

  †Aviculopecten
  • †Aviculopecten occidentalis

B

• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Baculites

  †Baculites
  • †Baculites clinolobatus
  • †Baculites compressus
  • †Baculites grandis
  • †Baculites ovatus
  • †Baculites pseudovatus – type locality for species
• †Bacutriletes
  • †Bacutriletes greenlandicus
• †Bananogmius
  • †Bananogmius evolutus
• †Baptornis – type locality for genus
  • †Baptornis advenus – type locality for species
• †Bassites – type locality for genus
  • †Bassites reesidei – type locality for species
• Botula
  • †Botula carolinensis

• 

  Life restoration of the Late Cretaceous plesiosaur Brachauchenius hunting a hesperornithiform bird

  †Brachauchenius – type locality for genus
  • †Brachauchenius lucasi – type locality for species
• Brachidontes
  • †Brachidontes nonbifurcus
• †Brachyrhizodus
  • †Brachyrhizodus mcnultyi
• †Brasenites
  • †Brasenites kansense
• †Breviarca
  • †Breviarca angulata
  • †Breviarca habita
  • †Breviarca salinaensis
  • †Breviarca subovata

C

• Cadulus
  • †Cadulus praetenuis
• †Caloda – type locality for genus
  • †Caloda delevoryana – type locality for species

• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Calycoceras

  †Calycoceras
  • †Calycoceras naviculare
• †Cantioscyllium
  • †Cantioscyllium decipiens
• Carcharias
  • †Carcharias amonensis
  • †Carcharias saskatchewanensis
  • †Carcharias tenuiplicatus
• Cardita
  • †Cardita belviderensis
• †Carpolithus
  • †Carpolithus belviderensis
• †Cassiope
• †Ceratophyllum
• Chiloscyllium
  • †Chiloscyllium greeni
• †Chondrites
• †Cimolichthys
  • †Cimolichthys nepaholica
• Cladophlebis
  • †Cladophlebis dakotensis
• †Claosaurus
  • †Claosaurus agilis – type locality for species

• 

  Life restoration of the Late Cretaceous mosasaurid Clidastes

  †Clidastes
  • †Clidastes liodontus
  • †Clidastes velox
• Cliona
• †Clioscaphites
  • †Clioscaphites choteauensis
• †Collignoniceras
  • †Collignoniceras woollgari
• †Coniasaurus
  • †Coniasaurus crassidens – or unidentified comparable form
• Corbula
  • †Corbula fenti
  • †Corbula smolanensis
• †Costatheca
  • †Costatheca diskoensis
  • †Costatheca lata
• †Crassatellina
  • †Crassatellina oblonga
• Crassinella
  • †Crassinella semicostata
• Crassostrea
  • †Crassostrea kiowana
• †Cretolamna
  • †Cretolamna appendiculata

• 

  Restoration of the Late Cretaceous shark Cretoxyrhina, or the Ginsu shark

  †Cretoxyrhina
  • †Cretoxyrhina mantelli
• †Crossopodia
• Ctenochelys
  • †Ctenochelys procax
  • †Ctenochelys stenoporus – type locality for species
• Cucullaea
  • †Cucullaea herculea
  • †Cucullaea recedens
• †Cupressinoxylon
  • †Cupressinoxylon cheyennense
• †Cycadeoidea
  • †Cycadeoidea munita
• †Cycadeospermum
  • †Cycadeospermum lineatum
• †Cyprimeria
  • †Cyprimeria kiowana
• Cytheridea

D

• †Dakotasuchus – type locality for genus
  • †Dakotasuchus kingi – type locality for species
• †Dawndraco – type locality for genus
  • †Dawndraco kanzai – type locality for species
• †Desmatochelys
  • †Desmatochelys lowi
• †Dictyothylakos
• †Discoscaphites
  • †Discoscaphites constrictus
  • †Discoscaphites nicoletti
• †Dolichorhynchops – type locality for genus
  • †Dolichorhynchops osborni – type locality for species
• †Donlesia
  • †Donlesia dakotensis
• †Drepanocheilus
  • †Drepanocheilus kiowanus
• †Durania
  • †Durania maxima

E

• †Ectenosaurus
  • †Ectenosaurus clidastoides
• †Eiffellithus
  • †Eiffellithus turriseiffelii

• 

  Life restoration of the Late Cretaceous plesiosaur Elasmosaurus with an anachronistic human to scale

  †Elasmosaurus – type locality for genus
  • †Elasmosaurus nobilis – type locality for species
  • †Elasmosaurus platyurus – type locality for species
  • †Elasmosaurus sternbergi – type locality for species
• †Enchodus
  • †Enchodus gladiolus
  • †Enchodus petrosus
• †Engonoceras
  • †Engonoceras belviderense
• †Eprolithus
  • †Eprolithus floralis
• †Erlansonisporites
  • †Erlansonisporites erlansonii
• †Euspira
  • †Euspira smolanensis

F

• †Fagus
• †Feistmantelia
  • †Feistmantelia oblonga
• †Flaventia
  • †Flaventia belviderensis
• †Fumicollis – type locality for genus
  • †Fumicollis hoffmani – type locality for species

G

• †Gegania
• †Gervillia
  • †Gervillia mudgeana
  • †Gervillia mudgenana
• †Gillicus
  • †Gillicus arcuatus
• Gleichenia
  • †Gleichenia bohemica
  • †Gleichenia nordenskioldi

• 

  Illustration of a reconstructed skull of the Late Cretaceous mosasaur Globidens

  †Globidens
• †Gryphaea
  • †Gryphaea corrugata
  • †Gryphaea hilli
  • †Gryphaea mucronata
  • †Gryphaea navia

H

• †Hadrodus
  • †Hadrodus priscus
• †Halisaurus
  • †Halisaurus sternbergi – type locality for species
• †Heliocolithus
  • †Heliocolithus trabeculatus
• †Henrisporites
  • †Henrisporites angustus

• 

  Life restoration of the Late Cretaceous toothed bird Hesperornis

  †Hesperornis – type locality for genus
  • †Hesperornis crassipes – type locality for species
  • †Hesperornis gracilis – type locality for species
  • †Hesperornis regalis – type locality for species
• †Heteroceras
  • †Heteroceras tortum
• †Hierosaurus – type locality for genus
  • †Hierosaurus sternbergii – type locality for species
• †Homomya
• †Hoploscaphites
  • †Hoploscaphites nicolletii
• †Hughesisporites
• †Huhatanka
  • †Huhatanka kiowana

I

• †Iaceornis
  • †Iaceornis marshi – type locality for species

• 

  Restoration of the Late Cretaceous toothed bird Ichthyornis

  †Ichthyornis – type locality for genus
  • †Ichthyornis dispar – type locality for species
• †Inoceramus
  • †Inoceramus cuvieri
  • †Inoceramus ginterensis
  • †Inoceramus tenuistriatus – tentative report
• †Ischyrhiza
  • †Ischyrhiza mira

J

• 

  Fossilized shell of the Late Cretaceous ammonoid cephalopod Jeletzkytes

  †Jeletzkytes
  • †Jeletzkytes nodosus

K

• †Kalymmanthus – type locality for genus
  • †Kalymmanthus walkeri – type locality for species

L

• †Laminospondylus
  • †Laminospondylus transversus – or unidentified comparable form
• †Leiosphaeridia
• †Leptosolen
  • †Leptosolen otterensis
• †Leptostyrax
  • †Leptostyrax crassidens
• †Lesqueria
  • †Lesqueria elocata
• †Linearis
  • †Linearis kansasensis
• †Lingula
  • †Lingula subspatula
  • †Lingula subspatulata

• 

  A modern Linuparus spiny lobster

  Linuparus
  • †Linuparus canadensis
• †Liriophyllum
  • †Liriophyllum kansense – type locality for species
• Lopha
  • †Lopha kansasensis
  • †Lopha subovata
• †Lophochelys – type locality for genus
  • †Lophochelys natatrix – type locality for species
  • †Lophochelys niobrarae – type locality for species

M

• †Maexisporites
  • †Maexisporites soldanellus
• †Magnoavipes
• Marsilea
  • †Marsilea johnhallii
• †Mathilda
• †Megacephalosaurus – type locality for genus
  • †Megacephalosaurus eulerti – type locality for species
• Membranipora
• †Microcarpolithes
  • †Microcarpolithes hexagonalis
• †Minerisporites
  • †Minerisporites dissimilis
  • †Minerisporites marginatus
  • †Minerisporites pterotus – or unidentified comparable form

• 

  Fossilized shell of the Devonian-modern marine bivalve Modiolus, or horsemussel

  †Modiolus
• †Molaspora
  • †Molaspora lobata
  • †Molaspora salinum – type locality for species
• †Mytiloides
  • †Mytiloides columbianus

N

• †Niobrarasaurus
  • †Niobrarasaurus coleii – type locality for species
• †Niobrarateuthis
  • †Niobrarateuthis bonneri – type locality for species
  • †Niobrarateuthis walkeri – type locality for species
• Nucula
  • †Nucula catherina
  • †Nucula rivulana – or unidentified comparable form
• Nuculana
  • †Nuculana mutata

• 

  Restoration of the Late Cretaceous pterosaur Nyctosaurus

  †Nyctosaurus
  • †Nyctosaurus bonneri – type locality for species
  • †Nyctosaurus gracilis – type locality for species
  • †Nyctosaurus nanus – type locality for species

O

• †Ogmodirus – type locality for genus
  • †Ogmodirus martinii – type locality for species
• †Onychiopsis
  • †Onychiopsis psilotoides
• †Orepanochilus
  • †Orepanochilus kiowanus

• 

  Shell of an Ostrea, or oyster

  Ostrea
  • †Ostrea arcuata
  • †Ostrea lugubris
  • †Ostrea rugosa
• †Otostoma
• †Oxytropidoceras

P

• †Pachyrhizodus
  • †Pachyrhizodus caninus – or unidentified comparable form
  • †Pachyrhizodus minimus
• †Parahesperornis – type locality for genus
  • †Parahesperornis alexi – type locality for species
• †Paraliodesmus
  • †Paraliodesmus guadagnii
• †Paxillitriletes
  • †Paxillitriletes dakotaensis
  • †Paxillitriletes vittatus
• †Pecten
  • †Pecten inconspicuus
• †Peilinia
  • †Peilinia quadriplicata
• †Phelopteria
  • †Phelopteria minuta
• Pholadomya
  • †Pholadomya belviderensis
• Pinus
  • †Pinus longifolius
• †Pirsila
• †Placenticeras
  • †Placenticeras meeki
• Platanus

• 

  Restoration of the Late Cretaceous mosasaur Platecarpus

  †Platecarpus
  • †Platecarpus planifrons – type locality for species
  • †Platecarpus tympaniticus
• †Platyceramus
  • †Platyceramus platinus
• †Platypterygius – or unidentified comparable form
• †Plesiochelys
  • †Plesiochelys belviderensis – type locality for species
• †Plesiosaurus
  • †Plesiosaurus gulo – type locality for species
• Plicatula
• †Polyacrodus – report made of unidentified related form or using admittedly obsolete nomenclature

• 

  Life restoration of the Late Cretaceous polycotylid plesiosaur Polycotylus giving birth

  †Polycotylus – type locality for genus
  • †Polycotylus latipinnis – type locality for species
• †Porthochelys – type locality for genus
  • †Porthochelys laticeps – type locality for species
• †Prionochelys
  • †Prionochelys galeotergum – type locality for species
• †Prionocyclus
  • †Prionocyclus hyatti
• †Prisca – tentative report
• †Protocardia
  • †Protocardia texana
• †Protosphyraena
  • †Protosphyraena tenuis
• †Protostega
  • †Protostega copei – type locality for species
• †Pseudoperna
  • †Pseudoperna bentonensis
  • †Pseudoperna congesta

• 

  Life restoration of the Late Cretaceous pterosaur Pteranodon

  †Pteranodon – type locality for genus
  • †Pteranodon comptus – type locality for species
  • †Pteranodon longiceps – type locality for species
  • †Pteranodon sternbergi – type locality for species
• †Pteria
  • †Pteria salinensis
• †Pterotrigonia
  • †Pterotrigonia emoryi
• †Ptychodus
  • †Ptychodus anonymus – or unidentified comparable form
  • †Ptychodus decurrens
  • †Ptychodus mortoni
  • †Ptychodus occidentalis
  • †Ptychodus whipplei
• †Ptychotrygon
  • †Ptychotrygon triangularis

Q

• Quercus

R

• †Raninella
  • †Raninella carlilensis
• †Repichnia

• 

  A living Rhinobatos guitar fish

  Rhinobatos
  • †Rhinobatos incertus
• †Rhizocorallium
• †Ruffordia
  • †Ruffordia goepperti – or unidentified comparable form

S

• †Sapindopsis
  • †Sapindopsis belviderensis
  • †Sapindopsis brevifolia
  • †Sapindopsis magnifolia
  • †Sapindopsis type A – informal
  • †Sapindopsis type B – informal
  • †Sapindopsis variabilis
• Sassafras
  • †Sassafras mudgii
  • †Sassafras mudgli
• †Scabratriletes
• †Scabtrigonia
  • †Scabtrigonia emoryi
• †Scapanorhynchus
  • †Scapanorhynchus rhaphiodon
• †Scaphites
  • †Scaphites plenus
• †Scolicia
• Scyliorhinus
• †Selmasaurus
  • †Selmasaurus johnsoni – type locality for species
• †Sequoia
  • †Sequoia condita
• Serpula

• 

  Illustration of a fossilized cranium of the Late Cretaceous armored dinosaur Silvisaurus

  †Silvisaurus – type locality for genus
  • †Silvisaurus condrayi – type locality for species
• †Spermatites
  • †Spermatites piperiformis
• Squalicorax
  • †Squalicorax curvatus
  • †Squalicorax falcatus
  • †Squalicorax kaupi
  • †Squalicorax pristodontus – or unidentified comparable form
  • †Squalicorax volgensis
• †Squalocorax
• Sterculia
  • †Sterculia mucronata
  • †Sterculia towneri
• †Stoveris
  • †Stoveris achylosus
• †Stramentum
  • †Stramentum elegans
  • †Stramentum haworthi
• †Strepteneura
• †Striatriletes
  • †Striatriletes radialis

• 

  Animated life restoration of the Late Cretaceous plesiosaur Styxosaurus

  †Styxosaurus – type locality for genus
  • †Styxosaurus snowii – type locality for species

T

• Tellina
• †Terminonaris
  • †Terminonaris browni – or unidentified comparable form

• 

  Mounted fossilized skeleton of the Late Cretaceous sea turtle Toxochelys

  †Toxochelys
  • †Toxochelys latiremis
• Trachycardium
  • †Trachycardium kansasense
• †Tragodesmoceras
  • †Tragodesmoceras bassi
• †Trinacromerum – type locality for genus
  • †Trinacromerum bentonianum – type locality for species
• Turritella
  • †Turritella belviderei
  • †Turritella belviderensis
  • †Turritella kansasensis

• 

  Restoration of the Late Cretaceous mosasaur Tylosaurus

  †Tylosaurus
  • †Tylosaurus dyspelor
  • †Tylosaurus kansasensis – type locality for species
  • †Tylosaurus proriger

U

• 

  Fossils of the Late Cretaceous crinoid ("sea lily") Uintacrinus

  †Uintacrinus
  • †Uintacrinus socialis
• †Urenchelys
  • †Urenchelys abditus – type locality for species

V

• †Vitiphyllum

X

• 

  Life restoration of the Cretaceous bony fish Xiphactinus

  †Xiphactinus
  • †Xiphactinus audax

Y

• Yoldia
  • †Yoldia microdonta

References

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.