MNA 995, Jimmy Canyon (Cretaceous to of the United States)

Also known as OMNH V843; UMNH VP Loc. 129, Pardner Canyon, PC3

Where: Garfield County, Utah (37.6° N, 112.0° W: paleocoordinates 41.1° N, 77.5° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Smoky Hollow Member (Straight Cliffs Formation), Middle Turonian to Middle Turonian (93.5 - 89.3 Ma)

• said to be Turonian, from the "Barren Beds" in the middle of the member

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collected in 1991

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 14414: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Matthew Carrano, Terri Cleary and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Batoidea -
Cristomylus cf. bulldogensis8 Kirkland et al. 2013 ray
MNA V1076, 10155, 10157, 10159, 10163–65, 10172, 10178
 Rajiformes -
cf. Pseudomyledaphus madseni8 Kirkland et al. 2013 guitarfish
MNA V10176
 Squamata -
Coniophis sp.9 Marsh 1892 snake
MNA V10375, incomplete thoracic vertebra
cf. Scincoidea "indet. SHMbr SCFm Morphotype A"9 squamates
"Paramacellodid/Cordylid grade" MNA V10011, tooth bearing portion of dentary or maxilla
cf. Scincoidea "indet. SHMbr SCFm Morphotype B"9 squamates
"Paramacellodid/Cordylid grade" UMNH VP 18041, small jaw fragment with tooth
cf. Scincoidea "indet. SHMbr SCFm Morphotype C"9 squamates
"Paramacellodid/Cordylid grade" UMNH VP 18043, small fragment of jaw with tooth
cf. Scincoidea "indet. SHMbr SCFm Morphotype D"9 squamates
"Paramacellodid/Cordylid grade" MNA V10016, broken right(?) maxilla
cf. Scincoidea "indet. SHMbr SCFm Morphotype E"9 squamates
"Paramacellodid/Cordylid grade" MNA V10019, fragment of right dentary; MNA V10013, poorly preserved left maxilla fragment
cf. Scincoidea "indet. SHMbr SCFm Morphotype F"9 squamates
"Paramacellodid/Cordylid grade" MNA 10010, fragment of left dentary; MNA 10020, fragment of right dentary
cf. Scincoidea "indet. SHMbr SCFm Morphotype G"9 squamates
"Paramacellodid/Cordylid grade" MNA V10012, jaw fragment
Anguimorpha indet.9 squamates
Osteoderms: UMNH VP 19230, 19232-34
Cnodontosaurus sp.9 Nydam 2013 squamates
MNA V9125, fragment of possible left maxilla
Platynota "indet. SHMbr SCFm Morphotype J"9 squamates
UMNH VP 19235, small fragment of jaw; 18045, fragment of possible left maxilla; 18044, broken left maxilla; 19236, small fragment of left dentary
 Squamata - Anguidae
aff. Odaxosaurus sp.9 Gilmore 1928 squamates
MNA V9129, broken left dentary
 Squamata -
Scincomorpha indet.9 squamates
Osteoderm(s?): UMNH VP 19231
 Squamata - Contogeniidae
Utahgenys evansi n. gen. n. sp.10
Utahgenys evansi n. gen. n. sp.10 Nydam and Fitzpatrick 2009 squamates
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
 Theropoda -
cf. Paronychodon sp.11 Cope 1876 maniraptoran
? Mammalia indet.3 Linnaeus 1758 mammal
MNA V7349
 Theriamorpha - Stagodontidae
Stagodontidae indet.2 Marsh 1889 metatherian
MNA V5652
Fumodelphodon pulveris n. gen. n. sp.4 Cohen 2018 metatherian
 Theriamorpha - Spalacotheriidae
Symmetrodontoides oligodontos n. sp.2 Cifelli 1990 mammal
MNA 5789, V6048, V6755, OMNH 29523, 29525
Spalacotheridium mckennai n. gen. n. sp.2 Cifelli 1990 mammal
MNA V5792, V6046, V6756, OMNH 29524, 29526
 Symmetrodonta -
? Symmetrodonta indet.3 symmetrodont
MNA V6305, V6364
 Multituberculata -
? Taeniolabidoidea indet.5 multituberculate
Paracimexomys cf. robisoni5 Eaton and Nelson 1991 multituberculate
Bryceomys sp.5 Eaton 1995 multituberculate
Bryceomys fumosus n. sp.5 Eaton 1995 multituberculate
Bryceomys hadrosus5 Eaton 1995 multituberculate
 Marsupialia -
Marsupialia indet.2 marsupial
MNA V5638
 Caudata - Urodela
Urodela "indet. gen. et sp. nov"7 salamander
MNA V10251–55; UMNH VP 13431
Urodela indet.7 salamander
MNA V10371
 Salientia -
Anura indet.6 Fischer von Waldheim 1813 frog
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet.1 Cuvier 1825 gar
MNA V10340-1, 10345-7
Lepisosteus sp.1 Agassiz 1843 gar
MNA V10338-9, 10343-4
 Amiiformes - Amiidae
? Melvius sp.1 Bryant 1987 bowfin
MNA V10353-4
 Teleostei -
Teleostei "indet. O"1 Müller 1846
OMNH 31322
 Ostariophysi -
Ostariophysi "indet. U-3/BvD"1 Jordan and Evermann 1896
MNA V10350-1
Ostariophysi "indet. U-3"1 Jordan and Evermann 1896
MNA V10348-9
Ostariophysi "indet. BvD"1 Jordan and Evermann 1896
MNA V10352
 Teleostei -
Euteleostei "indet. HvB"1 Rosen 1973
OMNH 31322