MNA 995, Jimmy Canyon: Middle Turonian - Late Turonian, Utah
collected 1991

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes
Cristomylus cf. bulldogensis Kirkland et al. 2013
Kirkland et al. 2013 9 specimens
MNA V1076, 10155, 10157, 10159, 10163–65, 10172, 10178
Chondrichthyes - Rajiformes
cf. Pseudomyledaphus madseni Kirkland et al. 2013
Kirkland et al. 2013 1 specimen
MNA V10176
Reptilia - Theropoda
cf. Paronychodon sp. Cope 1876
Parrish 1999 1 specimen
MNA
Reptilia
Coniophis sp. Marsh 1892
Nydam 2013 1 specimen
MNA V10375, incomplete thoracic vertebra
Scincomorpha indet. Camp 1923
Nydam 2013 1 specimen
Osteoderm(s?): UMNH VP 19231
Reptilia - Contogeniidae
Utahgenys evansi n. gen., n. sp. Nydam and Fitzpatrick 2009
Nydam and Fitzpatrick 2009 19 specimens
MNA V9127, V10014, V10021, V10023-25, V10060-61, V10116-17; OMNH 64154-55, 64157-60; UMNH VP 18042. Referred by ref. 60263: OMNH 31223, broken left mandible
Reptilia
Anguimorpha indet. Fürbringer 1900
Nydam 2013 4 specimens
Osteoderms: UMNH VP 19230, 19232-34
Reptilia - Anguidae
aff. Odaxosaurus sp. Gilmore 1928
Nydam 2013 1 specimen
MNA V9129, broken left dentary
Reptilia
Cnodontosaurus sp. Nydam 2013
Nydam 2013 1 specimen
MNA V9125, fragment of possible left maxilla
Platynota informal indet. SHMbr SCFm Morphotype J
Nydam 2013 4 specimens
UMNH VP 19235, small fragment of jaw; 18045, fragment of possible left maxilla; 18044, broken left maxilla; 19236, small fragment of left dentary
cf. Scincoidea informal indet. SHMbr SCFm Morphotype A
Nydam 2013 1 specimen
"Paramacellodid/Cordylid grade" MNA V10011, tooth bearing portion of dentary or maxilla
cf. Scincoidea informal indet. SHMbr SCFm Morphotype B
Nydam 2013 1 specimen
"Paramacellodid/Cordylid grade" UMNH VP 18041, small jaw fragment with tooth
cf. Scincoidea informal indet. SHMbr SCFm Morphotype C
Nydam 2013 1 specimen
"Paramacellodid/Cordylid grade" UMNH VP 18043, small fragment of jaw with tooth
cf. Scincoidea informal indet. SHMbr SCFm Morphotype D
Nydam 2013 1 specimen
"Paramacellodid/Cordylid grade" MNA V10016, broken right(?) maxilla
cf. Scincoidea informal indet. SHMbr SCFm Morphotype E
Nydam 2013 2 specimens
"Paramacellodid/Cordylid grade" MNA V10019, fragment of right dentary; MNA V10013, poorly preserved left maxilla fragment
cf. Scincoidea informal indet. SHMbr SCFm Morphotype F
Nydam 2013 2 specimens
"Paramacellodid/Cordylid grade" MNA 10010, fragment of left dentary; MNA 10020, fragment of right dentary
cf. Scincoidea informal indet. SHMbr SCFm Morphotype G
Nydam 2013 1 specimen
"Paramacellodid/Cordylid grade" MNA V10012, jaw fragment
Mammalia
? Mammalia indet. Linnaeus 1758
Cifelli and Gordon 1999 1 specimen
MNA V7349
Mammalia - Multituberculata
Bryceomys sp. Eaton 1995
Eaton 1995
Bryceomys hadrosus Eaton 1995
Eaton 1995
Bryceomys fumosus n. sp. Eaton 1995
Eaton 1995
Paracimexomys cf. robisoni Eaton and Nelson 1991
Eaton 1995
? Taeniolabidoidea indet. Sloan and Van Valen 1965
Eaton 1995
Mammalia - Symmetrodonta
? Symmetrodonta indet. Simpson 1925
Cifelli and Gordon 1999 2 specimens
MNA V6305, V6364
Mammalia - Spalacotheriidae
Spalacotheridium mckennai n. gen., n. sp. Cifelli 1990
Cifelli 1990 5 specimens
MNA V5792, V6046, V6756, OMNH 29524, 29526
Spalacotheriidae indet. Marsh 1887
5 specimens
MNA 5789, V6048, V6755, OMNH 29523, 29525
    = Symmetrodontoides oligodontos n. sp. Cifelli 1990
Cifelli 1990
see also Cifelli and Gordon 1999
Mammalia
Marsupialia indet. Illiger 1811
Cifelli 1990 1 specimen
MNA V5638
Mammalia - Stagodontidae
Stagodontidae indet. Marsh 1889
Cifelli 1990 1 specimen
MNA V5652
Fumodelphodon pulveris n. gen., n. sp. Cohen 2018
Cohen 2018 9 specimens
Amphibia - Temnospondyli
Anura indet. (Fischer von Waldheim 1813)
Gardner and DeMar 2013
Amphibia - Temnospondyli - Urodela
Urodela informal indet. gen. et sp. nov
Gardner et al. 2013 6 specimens
MNA V10251–55; UMNH VP 13431
Urodela indet. (Duméril 1805)
Gardner et al. 2013 1 specimen
MNA V10371
Actinopteri
Teleostei informal indet. O
Brinkman et al. 2013 1 specimen
OMNH 31322
Euteleostei informal indet. HvB
Brinkman et al. 2013 1 specimen
OMNH 31322
Ostariophysi informal indet. U-3/BvD
Brinkman et al. 2013 2 specimens
MNA V10350-1
Ostariophysi informal indet. U-3
Brinkman et al. 2013 2 specimens
MNA V10348-9
Ostariophysi informal indet. BvD
Brinkman et al. 2013 1 specimen
MNA V10352
Actinopteri - Amiiformes - Amiidae
? Melvius sp. Bryant 1988
Brinkman et al. 2013 2 specimens
MNA V10353-4
Actinopteri - Lepisosteiformes - Lepisosteidae
Lepisosteidae indet. Cuvier 1825
Brinkman et al. 2013 5 specimens
MNA V10340-1, 10345-7
Lepisosteus sp. Agassiz 1843
Brinkman et al. 2013 4 specimens
MNA V10338-9, 10343-4
see common names

Geography
Country:United States State/province:Utah County:Garfield
Coordinates: 37.6° North, 112.0° West (view map)
Paleocoordinates:41.1° North, 77.5° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Turonian 10 m.y. bin: Cretaceous 6
Key time interval: Middle Turonian - Late Turonian
Age range of interval: 93.9 - 89.8 m.y. ago
Stratigraphy
Formation:Straight Cliffs Member:Smoky Hollow
Local section:Kaipa Local bed:5
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: said to be Turonian, from the "Barren Beds" in the middle of the member
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection methods:bulk,sieve,field collection
Reason for describing collection:general faunal/floral analysis
Collection dates:1991
Metadata
Also known as:OMNH V843; UMNH VP Loc. 129, Pardner Canyon, PC3
Database number:14414
Authorizer:J. Alroy, M. Carrano, P. Holroyd, P. Barrett Enterer:J. Alroy, P. Holroyd, T. Cleary, M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:1998-09-21 00:00:00 Last modified:2023-08-21 13:30:24
Access level:the public Released:1998-09-21 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
1412. 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]

Secondary references:

83841 D. B. Brinkman, M. G. Newbrey, A. G. Neuman and J. G. Eaton. 2013. Freshwater Osteichthyes from the Cenomanian to late Campanian of Grand Staircase-Escalante National Monument, Utah. In A. L. Titus & M. A. Loewen (ed.), At the Top of the Grand Staircase: The Late Cretaceous of Southern Utah 195-236 [M. Carrano/M. Carrano/M. Carrano]
1207 R. L. Cifelli. 1990. Cretaceous mammals from southern Utah. III. Therian mammals from the Turonian (early Late Cretaceous). Journal of Vertebrate Paleontology 10(3):332-345 [J. Alroy/J. Alroy/M. Carrano]
1220 R. L. Cifelli and C. L. Gordon. 1999. Symmetrodonts from the Late Cretaceous of southern Utah and distribution of archaic mammals in the Cretaceous of North America. Brigham Young University Geology Studies 44:1-15 [J. Alroy/J. Alroy/M. Carrano]
65688 J. E. Cohen. 2018. Earliest Divergence of Stagodontid (Mammalia: Marsupialiformes) Feeding Strategies from the Late Cretaceous (Turonian) of North America. Journal of Mammalian Evolution 25:165-177 [P. Holroyd/P. Holroyd]
85383 J. G. Eaton. 1991. Biostratigraphic framework for the Upper Cretaceous rocks of the Kaiparowits Plateau, southern Utah. In J. D. Nations & J. G. Eaton (ed.), Stratigraphy, Depositional Environments; and Sedimentary Tectonics of the Western Margin, Cretaceous Western Interior Seaway. Geological Society of America Special Paper 260:47-63 [M. Carrano/M. Carrano]
1409 J. G. Eaton. 1995. Cenomanian and Turonian (Early Late Cretaceous) multituberculate mammals from southwestern Utah. Journal of Vertebrate Paleontology 15(4):761-784 [J. Alroy/J. Alroy/M. Carrano]
65027 J. D. Gardner and D. G. DeMar. 2013. Mesozoic and Palaeocene lissamphibian assemblages of North America: a comprehensive review. Palaeobiodiversity and Palaeoenvironments 93:459-515 [P. Holroyd/P. Holroyd/M. Carrano]
83843 J. D. Gardner, J. G. Eaton, and R. L. Cifelli. 2013. Preliminary report on salamanders (Lissamphibia; Caudata) from the Late Cretaceous (late Cenomanian–late Campanian of southern Utah, U.S.A. In A. L. Titus & M. A. Loewen (ed.), At the Top of the Grand Staircase: The Late Cretaceous of Southern Utah 237-272 [M. Carrano/M. Carrano/M. Carrano]
67598 J. I. Kirkland, J. G. Brinkman, and D. B. Brinkman. 2013. Elasmobranchs from Upper Cretaceous freshwater facies in southern Utah. In A. L. Titus & M. A. Loewen (ed.), At the Top of the Grand Staircase: The Late Cretaceous of Southern Utah 153-194 [G. Liggett/G. Liggett/M. Carrano]
60263 R. L. Nydam. 2013. Lizards and snakes from the Cenomanian through Campanian of southern Utah: filling the gap in the fossil record of Squamata from the Late Cretaceous of the Western Interior of North America. In A. L. Titus & M. A. Loewen (ed.), At the Top of the Grand Staircase: The Late Cretaceous of Southern Utah 370-423 [P. Barrett/T. Cleary/M. Carrano]
31563ETE R. L. Nydam and B. M. Fitzpatrick. 2009. The occurrence of Contogenys-like lizards in the Late Cretaceous and Early Tertiary of the Western Interior of the U.S.A. Journal of Vertebrate Paleontology 29(3):677-701 [M. Carrano/M. Carrano/P. Mannion]
85384 J. M. Parrish. 1999. Dinosaur teeth from the Upper Cretaceous (Turonian–Judithian) of southern Utah. In D. D. Gillette (ed.), Vertebrate Paleontology in Utah, Utah Geological Survey Miscellaneous Publication 99-1:319-321 [M. Carrano/M. Carrano]
60332 Z. Roĉek, J. G. Eaton, J. Gardner and T. Prikryl. 2010. Evolution of anuran assemblages in the Late Cretaceous of Utah, USA. Palaeobiodiversity and Palaeoenvironments 90(4):341-393 [P. Barrett/T. Cleary]
61882 A. L. Titus, J. G. Eaton, and J. J. W. Sertich. 2016. Late Cretaceous stratigraphy and vertebrate faunas of the Markagunt, Paunsaugunt, and Kaiparowits plateaus, southern Utah. Geology of the Intermountain West 3:229-291 [M. Carrano/M. Carrano]