Box T (Neogene of the United States)

Where: Lipscomb County, Texas (36.1° N, 100.1° W: paleocoordinates 36.4° N, 98.4° W)

• coordinate based on political unit

When: Hemphillian (10.3 - 4.9 Ma)

Environment/lithology: terrestrial; lithology not reported

Primary reference: G. E. Schultz. 1990. Stop 15: Early Hemphillian faunas of the Texas and Oklahoma panhandles. In T. C. Gustavson (ed.), Tertiary and Quaternary stratigraphy and vertebrate paleontology of parts of northwestern Texas and eastern New Mexico; Guidebook - Bureau of Economic Geology, University of Texas at Austin 95-103 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 18072: authorized by John Alroy, entered by John Alroy on 05.08.1992, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• stratigraphic position based on presumed correlation of massive sandstone with mortar bed at Higgins
Mammalia
 Perissodactyla - Rhinocerotidae
Teleoceras hicksi6 Cook 1927 rhinoceros
Teleoceras fossiger5 Cope 1878 rhinoceros
pers. comm.: "T. sp."
Aphelops mutilus6 Matthew 1924 rhinoceros
"Box T Ranch, Ranch West Draw" and "First Valley, West Pit 1"
Aphelops malacorhinus5 Cope 1878 rhinoceros
pers. comm.: "A. sp."
 Perissodactyla - Equidae
Hippotherium sp.1 Kaup 1832 hipparionine horse
Neohipparion leptode Merriam 1915 hipparionine horse
described by Hulbert 1987
Astrohippus sp. Stirton 1940 horse
Pliohippus nobilis3 Osborn 1918 horse
pers. commun.: "P. sp."
Protohippus gidleyi3 Hulbert 1988 horse
pers. commun.
Calippus "large"2 Matthew and Stirton 1930 horse
 Carnivora - Ursidae
Indarctos sp. Pilgrim 1913 bear
mentioned by Harrison 1983
 Carnivora - Mustelidae
Eomellivora sp. Zdansky 1924 ratel
Leptarctus supremus n. sp.4 Lim et al. 2001 mustelid carnivore
Sthenictis sp. Peterson 1910 mustelid carnivore
mentioned by Breyer 1981
 Carnivora - Canidae
Metalopex bakeri n. sp.7 Tedford et al. 2009 canine
Epicyon saevus8 Leidy 1858 bone-crushing dog
"Bridge Creek, Box T Ranch, north of Higgins"
Epicyon haydeni1 Leidy 1858 bone-crushing dog
Borophagus sp.1 Cope 1892 bone-crushing dog
Borophagus cf. pugnator1 Cook 1922 bone-crushing dog
 Carnivora - Felidae
Nimravides cf. thinobates Macdonald 1948 cat
Machairodus sp. Kaup 1833 cat
 Xenarthra - Megalonychidae
Pliometanastes cf. protistus Hirschfeld and Webb 1968 edentate
described by Hirschfeld and Webb 1968
 Xenarthra - Mylodontidae
Thinobadistes wetzeli Webb 1989 edentate
described by Webb 1989
 Proboscidea - Gomphotheriidae
Amebelodon cf. fricki Barbour 1927 gomphothere
 Ungulata - Tayassuidae
Prosthennops serus1 Cope 1877 peccary
 Ungulata - Camelidae
Camelidae indet.1 Gray 1821 camel
Megatylopus sp. Matthew and Cook 1909 camel
Hemiauchenia sp. Gervais and Ameghino 1880 camel
 Ungulata - Gelocidae
Pseudoceras sp. Frick 1937 ruminant
 Ungulata - Palaeomerycidae
"Pediomeryx cf. figginsi" = Yumaceras figginsi
"Pediomeryx cf. figginsi" = Yumaceras figginsi Frick 1937 ruminant
described by Webb 1983
 Ungulata - Antilocapridae
? Osbornoceros sp. Frick 1937 pronghorn
"Plioceros or Texoceros" is also listed