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.