Ferris Formation (UW V-93002) (Cretaceous of the United States)

Also known as Baba O'Reilly

Where: Carbon County, Wyoming (41.8° N, 107.0° W: paleocoordinates 48.8° N, 82.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Ferris Formation, Lancian (70.6 - 66.0 Ma)

• said to be Lancian

Environment/lithology: terrestrial

Reposited in the UW

Primary reference: J. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 14544: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Matthew Carrano and Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Ankylosauridae
Ankylosaurus magniventris1 Brown 1908 ankylosaurid
UW 26291
 Ornithischia - Ceratopsidae
Chasmosaurinae indet.3 Lambe 1915 ceratopsid
UW 27429 (Triceratops sp.)
 Ornithischia -
"Stygimoloch spinifer" = Pachycephalosaurus wyomingensis3
"Stygimoloch spinifer" = Pachycephalosaurus wyomingensis3 Gilmore 1931 ornithischian
UW 26525
 Theropoda -
Theropoda indet.3 theropod
UW 27237
 Theropoda - Dromaeosauridae
Saurornitholestes sp.3 Sues 1978 maniraptoran
UW 27302
 Theropoda - Ornithomimidae
Ornithomimidae indet.3 Marsh 1890 ornithomimid
UW 27229
 Theropoda - Tyrannosauridae
Aublysodon mirandus3 Leidy 1868 tyrannosaurid
UW 26310
 Loricata -
Eusuchia indet.3 Huxley 1875 crocodilian
UW 27292 ("Leidyosuchus")
 Crocodylia - Alligatoridae
Brachychampsa sp.3 Gilmore 1911 crocodilian
UW 27399
 Testudinata - Baenidae
Baenidae indet.3 Cope 1882 turtle
UW 27273
 Testudines - Nanhsiungchelyidae
Basilemys sp.2 Hay 1902 turtle
UW 27220
 Testudines - Trionychidae
Trionychidae sp.2 Gray 1825 softshell turtle
UW 27390
 Squamata -
Squamata indet.3 squamates
UW 27284
Mammalia
 Multituberculata - Cimolodontidae
Cimolodon cf. nitidus Marsh 1889 multituberculate
Actinopteri
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet.3 Cuvier 1825 gar
UW 27266
 Amiiformes - Amiidae
"Cyclurus fragosa" = Cyclurus fragosus3
"Cyclurus fragosa" = Cyclurus fragosus3 Jordan 1927 bowfin
UW 27258
Chondrichthyes
 Orectolobiformes - Orectolobidae
"Squatirhina americana" = Restesia americana3
"Squatirhina americana" = Restesia americana3 Estes 1964 wobbegong
UW 27234
 Rajiformes - Rhinobatidae
Myledaphus bipartitus3 Cope 1876 guitarfish
UW 27365