OMNH V9, Wahweap Creek (Cretaceous of the United States)

Also known as MNA 454-6, HM6

Where: Kane County, Utah (37.4° N, 111.8° W: paleocoordinates 45.4° N, 83.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Kaiparowits Formation, Late/Upper Campanian (83.5 - 70.6 Ma)

• said to be Judithian, lower-middle part of formation

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collection methods: bulk, sieve,

Primary reference: J. G. Eaton and R. L. Cifelli. 1988. Preliminary report on Late Cretaceous mammals of the Kaiparowits Plateau, southern Utah. Contributions to Geology, University of Wyoming 26(2):45-55 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 75836: authorized by Matthew Carrano, entered by Matthew Carrano on 31.10.2007, edited by Terri Cleary, Patricia Holroyd and Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
cf. Scincoidea "indet. Kaiparowits Morphotype A"8
OMNH 33863, partial right dentary; 33883, partial premaxilla
Malacostraca
 Decapoda -
Astacoidea indet.1 Latreille 1802 decapod
MNA N9692
Reptilia
 Squamata -
cf. Anguimorpha indet.8 squamates
Osteoderms: OMNH 66059
Platynota "indet. Kaiparowits Morphotype H"8 squamates
OMNH 33858, fragment of anterior of right dentary
 Squamata - Anguidae
Odaxosaurus priscus8 Gao and Fox 1996 squamates
OMNH 30657, 30771, isolated teeth
 Squamata - Xenosauridae
cf. Exostinus sp.8 Cope 1873 squamates
OMNH 33885, incomplete left dentary; 33860, incomplete right maxilla
 Squamata -
Scincomorpha "indet. Kaiparowits Morphotype F"8 Camp 1923 squamates
OMNH 33865, broken left maxilla
Scincomorpha "indet. Kaiparowits Morphotype G"8 Camp 1923 squamates
OMNH 30751, jaw fragment
Bothriagenys flectomendax11 Wick and Shiller 2020 squamates
OMNH 33863, partial right dentary; 33883, partial premaxilla
 Squamata - Contogeniidae
Palaeoscincosaurus pharkidodon n. sp.9 Nydam and Fitzpatrick 2009 squamates
OMNH 23762, 25935, 33855, 33873
 Squamata - Chamopsiidae
Chamops cf. segnis10 Marsh 1892 squamates
OMNH 33852
 Squamata -
cf. Scincoidea "indet. Kaiparowits Morphotype B"8 squamates
OMNH 33867, broken maxilla; 33879, broken left dentary
cf. Scincoidea "indet. Kaiparowits Morphotype C"8 squamates
OMNH 30750, broken right dentary
cf. Scincoidea "indet. Kaiparowits Morphotype D"8 squamates
OMNH 30754, broken left maxilla; 30757, jaw fragment; 30772, broken left dentary
Mammalia
 Theriamorpha - Zhelestidae
Avitotherium utahensis n. gen. n. sp.3
Avitotherium utahensis n. gen. n. sp.3 Cifelli 1990 eutherian
MNA V4650, OMNH 20424, 20471
 Theriamorpha -
Paranyctoides "sp. A"3 Fox 1979 eutherian
OMNH 20648, 20473, MNA V4642; = Kaiparowits species A
 Theriamorpha - Gypsonictopidae
Gypsonictops "sp. B"3 Simpson 1927 eutherian
OMNH 20539, 20656, 20428, 20655, 20423
Gypsonictops "sp. A"3 Simpson 1927 eutherian
OMNH 20131, 20425, MNA V4646, V4633
 Theriamorpha -
Aenigmadelphys archeri4 Cifelli and Johanson 1994 metatherian
 Theriamorpha - Pediomyidae
Iqualadelphis lactea2 Fox 1987 metatherian
 Theriamorpha - Alphadontidae
Turgidodon madseni2 Cifelli 1990 metatherian
Turgidodon lillegraveni2 Cifelli 1990 metatherian
Alphadon halleyi2 Sahni 1972 metatherian
"Protalphadon wahweapensis" = Varalphadon wahweapensis2 Cifelli 1990 metatherian
Amphibia
 Proteida - Batrachosauroididae
Opisthotriton sp.6 Auffenberg 1961 salamander
OMNH 67061–67
 Caudata - Urodela
Habrosaurus sp.6 Gilmore 1928 siren
OMNH 67077
Scapherpeton sp.6 Cope 1876 salamander
OMNH 67047–55
Lisserpeton sp.6 Estes 1965 salamander
OMNH 67056–57
 Salientia -
Anura "indet. 1"7 Fischer von Waldheim 1813 frog
OMNH 67111*, maxilla
Scotiophryne pustulosa5 Estes 1969 frog
OMNH 67093, 67105*, 67106*, maxillae; OMNH 67107*, 67108*, squamosals; OMNH 67109*, 67110*, frontoparietals
Theatonius sp.7 Fox 1976 frog
Actinopteri
 Amiiformes - Amiidae
Amiinae indet.1 Bonaparte 1837 bowfin
OMNH 25938
 Albuliformes - Albulidae
Coriops sp.1 Estes 1969 bonefish
OMNH 67123; MNA V10337
 Acanthomorphata -
"Acanthomorpha indet." = Acanthomorphata1
"Acanthomorpha indet." = Acanthomorphata1 Rosen 1973
OMNH 67118, 67136, 67129
 Esociformes - Esocidae
Estesesox sp.1 Wilson et al. 1992
OMNH 67132; MNA V10359
Estesesox foxi1 Wilson et al. 1992
OMNH 67131, 67119
 Teleostei -
Salmoniformes indet.1 Bleeker 1859
OMNH 67125-6
 Salmoniformes -
Esocoidea indet.1 Bleeker 1859
OMNH 67116
 Teleostei -
Euteleostei "indet. BvE"1 Rosen 1973
OMNH 67127-8
 Ostariophysi -
Ostariophysi "indet. U-3/BvD"1 Jordan and Evermann 1896
OMNH 67120, 67124
 Hiodontiformes - Hiodontidae
Hiodontidae indet.1
OMNH 31248, 67122