Jerry Case Five (Cretaceous of the United States)

Also known as UW V-81032; G. R. Case no. MV496, 499, 516-517

Where: Washakie County, Wyoming (44.1° N, 107.8° W: paleocoordinates 51.0° N, 75.7° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Mesaverde Formation, Judithian (83.5 - 70.6 Ma)

Environment/lithology: "channel"; poorly lithified, intraclastic, yellow, argillaceous sandstone

• "friable, yellow channel sandstones with occasional stringers of clay galls and clay clasts"

Size class: mesofossils

Collected by G. Case in 1978, 1981; reposited in the AMNH

Collection methods: bulk, sieve,

Primary reference: J. A. Lillegraven and M. C. McKenna. 1986. Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages". American Museum Novitates 2840:1-68 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 14465: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 34 (based on catalog numbers)
Mammalia
 Multituberculata - Cimolomyidae
Cimolomys clarki Sahni 1972 multituberculate
 Theriamorpha - Alphadontidae
Alphadon halleyi Sahni 1972 metatherian
includes "A. sahnii"
Turgidodon russelli1 Fox 1979 metatherian
 Theriamorpha - Herpetotheriidae
Dryolestidae indet. Marsh 1879 marsupial
Reptilia
 Theropoda - Dromaeosauridae
Richardoestesia isosceles2 Sankey 2001 maniraptoran
 Plesiosauria - Polycotylidae
Dolichorhynchops sp.2 Williston 1902 plesiosaur