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
 * Acanthoscaphites tridens 02.JPG †[[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
 * Apsopelix sp.jpg †[[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
 * Aviculopecten subcardiformis01.JPG †[[Aviculopecten]]
 * †Aviculopecten occidentalis

B

 * Baculites grandis shell.JPG †[[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
 * Brachauchenius cropped.png †[[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
 * Gasteropods - Ammonites - Calycoceras (Newboldiceras) spinosa.JPG †[[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
 * Clidastes proph1DB.jpg †[[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
 * Cretoxyrhina mantelli 21DB.jpg †[[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
 * Elasmosaurus platyurus.jpg †[[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
 * Globidens dakotensis skull.jpg †[[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
 * Hesperornis BW (white background).jpg †[[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
 * Ichthyornis restoration.jpeg †[[Ichthyornis]] – type locality for genus
 * †Ichthyornis dispar – type locality for species
 * †Inoceramus
 * †Inoceramus cuvieri
 * †Inoceramus ginterensis
 * †Inoceramus tenuistriatus – tentative report
 * †Ischyrhiza
 * †Ischyrhiza mira

J

 * Ammonite Jeletzkytes.jpg †[[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
 * Linuparus trigonus (museum).jpg [[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
 * Mytilidae - Modiolus species.JPG, 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
 * Nyctosaurus mmartyniuk.jpg †[[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
 * Oyster.jpg [[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
 * Platecarpus tympaniticus.jpg †[[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
 * Polycotylus NT.jpg †[[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
 * Pteranodon longiceps mmartyniuk wiki.png †[[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
 * Rhinobatos rhinobatos.jpg [[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
 * Silvisaurus skull.jpg †[[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
 * Styxocycle by johnson mortimer-dafh0ce.gif †[[Styxosaurus]] – type locality for genus
 * †Styxosaurus snowii – type locality for species

T

 * Tellina
 * †Terminonaris
 * †Terminonaris browni – or unidentified comparable form
 * Toxochelys.jpg †[[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
 * Tylosaurus prorDB15.jpg †[[Tylosaurus]]
 * †Tylosaurus dyspelor
 * †Tylosaurus kansasensis – type locality for species
 * †Tylosaurus proriger

U

 * [[File:From the Niobrara Formation during the Upper Cretaceous in Western Kansas, US, Uintacrinus socialis Grinnell.jpg|thumb|upright|Fossils of the Late Cretaceous crinoid ("sea lily") Uintacrinus]] †[[Uintacrinus]]
 * †Uintacrinus socialis
 * †Urenchelys
 * †Urenchelys abditus – type locality for species

V

 * †Vitiphyllum

X

 * XiphactinusDB cropped.png †[[Xiphactinus]]
 * †Xiphactinus audax

Y

 * Yoldia
 * †Yoldia microdonta