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
Actinopteri
 Hiodontiformes - Hiodontidae
Hiodontidae indet.1
OMNH 31248, 67122
 Ostariophysi -
Ostariophysi "indet. U-3/BvD"1 Jordan and Evermann 1896
OMNH 67120, 67124
 Teleostei -
Euteleostei "indet. BvE"1 Rosen 1973
OMNH 67127-8
Salmoniformes indet.1 Bleeker 1859
OMNH 67125-6
 Salmoniformes -
Esocoidea indet.1 Bleeker 1859
OMNH 67116
 Esociformes - Esocidae
Estesesox sp.1 Wilson et al. 1992
OMNH 67132; MNA V10359
Estesesox foxi1 Wilson et al. 1992
OMNH 67131, 67119
 Acanthomorphata -
"Acanthomorpha indet." = Acanthomorphata1
"Acanthomorpha indet." = Acanthomorphata1 Rosen 1973
OMNH 67118, 67136, 67129
 Albuliformes - Albulidae
Coriops sp.1 Estes 1969 bonefish
OMNH 67123; MNA V10337
 Amiiformes - Amiidae
Amiinae indet.1 Bonaparte 1837 bowfin
OMNH 25938
Reptilia
 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
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
 Squamata - Chamopsiidae
Chamops cf. segnis10 Marsh 1892 squamates
OMNH 33852
 Squamata -
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 -
cf. Anguimorpha indet.8 squamates
Osteoderms: OMNH 66059
 Squamata - Xenosauridae
cf. Exostinus sp.8 Cope 1873 squamates
OMNH 33885, incomplete left dentary; 33860, incomplete right maxilla
 Squamata -
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
Mammalia
 Theriamorpha -
Aenigmadelphys archeri4 Cifelli and Johanson 1994 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
 Theriamorpha - Pediomyidae
Iqualadelphis lactea2 Fox 1987 metatherian
 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 - 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 -
Paranyctoides "sp. A"3 Fox 1979 eutherian
OMNH 20648, 20473, MNA V4642; = Kaiparowits species A
Amphibia
 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
 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
 Proteida - Batrachosauroididae
Opisthotriton sp.6 Auffenberg 1961 salamander
OMNH 67061–67
Malacostraca
 Decapoda -
Astacoidea indet.1 Latreille 1802 decapod
MNA N9692