PBDB Collection

Cambridge (Neogene of the United States)

Also known as Amebelodon fricki Quarry; UNSM Ft-40

Where: Frontier County, Nebraska (40.5° N, 100.5° W: paleocoordinates 40.8° N, 98.8° W)

• coordinate based on political unit

When: Ash Hollow Formation (Ogallala Group), Hemphillian (10.3 - 4.9 Ma)

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: M. R. Voorhies. 1990. Vertebrate biostratigraphy of the Ogallala Group in Nebraska. In T. C. Gustavson (ed.), Geologic Framework and Regional Hydrology: Upper Cenozoic Blackwater Draw and Ogallala Formations, Great Plains 115-151 [J. Alroy/J. Alroy/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 18086: authorized by John Alroy, entered by John Alroy on 05.08.1992, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• NOT clearly superposed above or below any other locality, contrary to Tedford et al. 1987 Fig. 6.2

•Florida school equid i.d.s are retained because Voorhies' nomenclature differs for philosophical reasons only

Show authors, comments, and common names

Mammalia
- Mylodontidae	Thinobadistes sp. Thinobadistes sp. Hay 1919 edentate not discussed by Webb 1989
Megatherioidea - Megalonychidae	Pliometanastes sp. Pliometanastes sp. Hirschfeld and Webb 1968 edentate
Proboscidea - Gomphotheriidae	Amebelodon fricki n. sp. Amebelodon fricki n. sp. Barbour 1927 gomphothere UNL No. 4-4-27; see Barbour 1927; apparently includes A. sinclairi type of Barbour 1930, although this is a synonym of A. floridanus
Carnivora - Ursidae	Indarctos oregonensis Indarctos oregonensis Merriam et al. 1916 bear includes type of "Indarctos oregonensis keithi": replaces ID of Schultz and Martin 1975b
Carnivora - Mustelidae	Martes sp., Sthenictis sp. Martes sp. Frisch 1775 marten "sensu lato" Sthenictis sp. Peterson 1910 mustelid carnivore
Carnivora - Canidae	Epicyon haydeni¹, Borophagus sp.⁷, Vulpes stenognathus⁶ Epicyon haydeni¹ Leidy 1858 bone-crushing dog Borophagus sp.⁷ Cope 1892 bone-crushing dog possibly B. orc; "Osteoborus sp." Vulpes stenognathus⁶ Savage 1941 fox
Carnivora - Nimravidae	Barbourofelis fricki Barbourofelis fricki Schultz et al. 1970 false sabre-tooth
Carnivora - Felidae	Nimravides sp. Nimravides sp. Kitts 1958 cat presumably = Machairodus coloradensis of Martin and Schultz 1975
Perissodactyla - Equidae	Hipparionini indet.¹, Neohipparion leptode², Nannippus lenticularis⁴, Protohippus gidleyi³, Calippus "large", Dinohippus leidyanus⁵ Hipparionini indet.¹ Quinn 1955 hipparionine horse Neohipparion leptode² Merriam 1915 hipparionine horse Nannippus lenticularis⁴ Cope 1893 hipparionine horse Protohippus gidleyi³ Hulbert 1988 horse Calippus "large" Matthew and Stirton 1930 horse said to be new; this is the large species of Breyer 1981 Dinohippus leidyanus⁵ Osborn 1918 horse
Perissodactyla - Rhinocerotidae	"Teleoceras schultzi n. sp." = Teleoceras hicksi, Aphelops mutilus "Teleoceras schultzi n. sp." = Teleoceras hicksi Cook 1927 rhinoceros Aphelops mutilus Matthew 1924 rhinoceros presumably includes type of A. kimballensis Tanner 1967
Perissodactyla - Tapiridae	Tapirus simpsoni Tapirus simpsoni Schultz et al. 1975 tapir
Artiodactyla - Tayassuidae	Prosthennops serus Prosthennops serus Cope 1877 peccary includes type of "P. graffhami" of Schultz and Martin 1975a
Artiodactyla - Camelidae	Alforjas sp., "Hemiauchenia cf. vera" = Pleiolama vera, Megatylopus sp. Alforjas sp. Harrison 1979 camel "Hemiauchenia cf. vera" = Pleiolama vera Matthew 1909 camel Megatylopus sp. Matthew and Cook 1909 camel
Artiodactyla - Gelocidae	Pseudoceras skinneri⁸ Pseudoceras skinneri⁸ Frick 1937 ruminant
Artiodactyla - Antilocapridae	Texoceros guymonensis⁵, Sphenophalos middleswarti⁵ Texoceros guymonensis⁵ Frick 1937 pronghorn Sphenophalos middleswarti⁵ Barbour and Schultz 1941 pronghorn
Artiodactyla - Palaeomerycidae	"Pediomeryx figginsi" = Yumaceras figginsi "Pediomeryx figginsi" = Yumaceras figginsi Frick 1937 ruminant
Theriamorpha - Soricidae	Sorex cf. edwardsi, Anouroneomys magnus Sorex cf. edwardsi Brown 1980 long-tailed shrew Anouroneomys magnus Hutchison and Bown 1980 red-toothed shrew
Theriamorpha - Plesiosoricidae	Plesiosorex sp.¹ Plesiosorex sp.¹ Pomel 1848 placental
Lagomorpha - Leporidae	Archaeolaginae indet.¹ Archaeolaginae indet.¹ rabbit
Rodentia - Mylagaulidae	Mylagaulus cambridgensis n. sp. Mylagaulus cambridgensis n. sp. Korth 2000 rodent
Rodentia - Cricetidae	Paramicrotoscoptes cf. hibbardi, Goniodontomys disjunctus, Copemys sp. Paramicrotoscoptes cf. hibbardi Martin 1975 mouse Goniodontomys disjunctus Wilson 1937 mouse Copemys sp. Wood 1936 mouse
Rodentia - Sciuridae	Spermophilus sp. Spermophilus sp. Cuvier 1825 ground squirrel
Rodentia - Castoridae	Dipoides stirtoni, Dipoides williamsi⁵ Dipoides stirtoni Wilson 1934 beaver Dipoides williamsi⁵ Stirton 1936 beaver
Rodentia - Geomyidae	Pliosaccomys sp. Pliosaccomys sp. Wilson 1936 pocket gopher
Desmanini
-	Lemoynea cf. biradicularis Lemoynea cf. biradicularis Brown 1980

¹Alroy 2002; ²Hulbert 1987; ³Hulbert 1988; ⁴MacFadden 1984; ⁵Tedford et al. 1987; ⁶Tedford et al. 2009; ⁷Wang et al. 1999; ⁸Webb 2008