PBDB Collection

Higgins Quarries: Hemphillian, Texas

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Mammalia - Proboscidea - Gomphotheriidae

	Amebelodon hicksi (Cook 1922)
	= Amebelodon floridanus Leidy 1886	Alroy 2002
Mammalia - Chiroptera - Vespertilionidae

	Pizonyx wheeleri n. sp. Dalquest and Patrick 1989
	= Antrozous pallidus Le Conte 1856	Czaplewski 1993
	replaces ID of Dalquest and Patrick 1989; a bat
Mammalia - Megalonychidae

	Megalonychidae indet. Gervais 1855
Mammalia - Perissodactyla - Equidae

	Pseudhipparion sp. Ameghino 1904
	= Equinae indet. Steinmann and Döderlein 1890	Alroy 2002
	"Calippus sp." of Schultz 1977; if this is the same specimen, it is not clear which i.d. is correct

	Pliohippus nobilis Osborn 1918	Hulbert 1989
	pers. commun.: "P. sp."

	Hipparion sp. de Christol 1832
	= Hipparionini indet. Quinn 1955	Alroy 2002

	Neohipparion ? leptode Merriam 1915

	Cormohipparion cf. occidentale (Leidy 1856)
	= Hippotherium sp. Kaup 1832	Alroy 2002
Mammalia - Perissodactyla - Rhinocerotidae

	Teleoceras cf. fossiger (Cope 1878)
	= Teleoceras sp. Hatcher 1894	Alroy 2002
	= Teleoceras fossiger Cope 1878	Prothero 2005

	Aphelops malacorhinus Cope 1878
Mammalia - Gelocidae

	Pseudoceras skinneri Frick 1937	Webb 2008
Mammalia - Antilocapridae

	Antilocaprinae indet. Gray 1866
Mammalia - Palaeomerycidae

	Pediomeryx cf. figginsi (Frick 1937)
	original and current combination Yumaceras figginsi
	not clear if this is the "P.E. Pit" record of Webb 1983, which applies to Arnett (1 measurement)
Mammalia - Camelidae

	Hemiauchenia sp. Gervais and Ameghino 1880
	= Hemiauchenia vera Matthew 1909	MacFadden 1977
	recombined as Pleiolama vera

	Megatylopus sp. (Matthew and Cook 1909)
	original and current combination Pliauchenia (Megatylopus)
Mammalia - Tayassuidae

	Prosthennops sp. Matthew and Gidley 1904
	= Tayassuinae indet. Palmer 1897	Dalquest and Patrick 1989
Mammalia - Carnivora - Felidae

	Nimravides cf. thinobates (Macdonald 1948)
	listed as "N. catocopis" by Dalquest and Patrick 1989; this is probably "Machaerodus catocopis" of Burt 1931
Mammalia - Carnivora - Ursidae

	Indarctos sp. Pilgrim 1913	Dalquest and Patrick 1989
Mammalia - Carnivora - Mustelidae

	Eomellivora sp. Zdansky 1924	Dalquest and Patrick 1989

	Leptarctus sp. Leidy 1856	Dalquest and Patrick 1989
Mammalia - Carnivora - Canidae

	Vulpes stenognathus Savage 1941	Tedford et al. 2009

	Epicyon validus (Stirton and Vanderhoof 1933)
	= Epicyon haydeni Leidy 1858	Alroy 2002
	may include F:AM specimens of Wang et al. 1999 from "Five mi east of Higgins"; "Martin Sebit Ranch, 2 mi south of Higgins"; and "Higgins Loc. B"; see also Johnston 1939

	Osteoborus cf. cyonoides (Martin 1928)
	= Borophagus cf. secundus VanderHoof 1931	Alroy 2002
	a second, larger form also is present
Mammalia - Lagomorpha - Leporidae

	Hypolagus vetus (Kellogg 1910)
Mammalia - Rodentia - Mylagaulidae

	Mylagaulus sp. Cope 1878
	= Mylagaulidae indet. Cope 1881	Alroy 2002
Mammalia - Rodentia - Sciuridae

	Spermophilus sp. Cuvier 1825
	description of Dalquest and Patrick 1989 allies this to S. variegatus
Mammalia - Rodentia - Eomyidae

	Eomyidae indet. Winge 1887	Dalquest and Patrick 1989

	Kansasimys dubius Wood 1936
	(1 measurement)
Mammalia - Rodentia - Heteromyidae

	Perognathus sp. Maximillian 1839
	= Heteromyinae indet. Gray 1868	Alroy 2002
Mammalia - Rodentia - Geomyidae

	Pliosaccomys higginsensis Dalquest and Patrick 1989
	(4 measurements)
Reptilia - Colubridae

	Thamnophis sp. Fitzinger 1843	Parmley 1988
	"cf. T. sirtalis or T. proximus"

	Paleoheterodon tiheni Holman 1964	Parmley 1988

	Colubrinae indet. Oppel 1811	Parmley 1988
	"Coluber or Masticophis"

	Miocoluber dalquesti n. gen., n. sp. Parmley 1988	Parmley 1988
Reptilia - Boidae

	Charina prebottae Brattstrom 1958	Parmley 1988
see common names

Geography

Country:	United States	State/province:	Texas	County:	Lipscomb
Coordinates:	36.1° North, 100.1° West (view map)
Paleocoordinates:	36.4° North, 98.4° West
Basis of coordinate:	based on political unit
Geographic resolution:	local area

Time

Period:	Neogene
10 m.y. bin:	Cenozoic 6
*Period:	Late/Upper Tertiary	*Epoch:	Middle Miocene - Late/Upper Miocene
*Local age/stage:	Early/Lower Hemphillian
Key time interval:	Hemphillian
Age range of interval:	9.40000 - 4.70000 m.y. ago
* legacy (obsolete) database fields

Stratigraphy

Local section:	Hemph	Local bed:	4
Local order:	bottom to top
Stratigraphic resolution:	group of beds

Lithology and environment

Primary lithology:	gray poorly lithified sandstone
Lithology description: "gray, unconsolidated-to-cemented fluvial sand"
Environment:	fluvial indet.

Taphonomy

Modes of preservation:	body
Size of fossils:	macrofossils,mesofossils

Collection methods and comments

Reason for describing collection:	general faunal/floral analysis
Taxonomic list comments:1.8 m below prominent mortar bed (see Arnett) all snakes are from Higgins Quarry B

Metadata

Also known as:	Sebits Ranch; Sibbet Ranch; Reed and Longnecker Locs. 124-A and 124-B4
Database number:	18198
Authorizer:	J. Alroy, J. Marcot	Enterer:	J. Alroy, J. Marcot
Modifier:	J. Alroy	Research group:	vertebrate
Created:	1993-09-27 00:00:00	Last modified:	2009-12-18 12:19:46
Access level:	the public	Released:	1993-09-27 00:00:00
Creative Commons license:	CC BY

Reference information

Primary reference:

6208.

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]

Secondary references:

6294		J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1296		N. J. Czaplewski. 1993. Pizonyx wheeleri Dalquest and Patrick (Mammalia: Chiroptera) from the Miocene of Texas referred to the genus Antrozous H. Allen. Journal of Vertebrate Paleontology 13(3):378-380 [J. Alroy/J. Alroy/J. Alroy]
1325		W. W. Dalquest and D. B. Patrick. 1989. Small Mammals from the Early and Medial Hemphillian of Texas, with Descriptions of a New Bat and Gopher. Journal of Vertebrate Paleontology 9(1) [J. Alroy/J. Alroy/J. Ju]
1952		R. C. Hulbert, Jr. 1989. Phylogenetic Interrelationships and Evolution of North American Late Equidae. In D. R. Prothero and R. M. Schoch (eds.), The Evolution of Perissodactyls [J. Alroy/J. Alroy/M. Uhen]
2365		B. J. MacFadden. 1977. Magnetic polarity stratigraphy of the Chamita Formation stratotype (Mio-Pliocene) of North-central New Mexico. American Journal of Science 200 [J. Alroy/J. Alroy/J. Ju]
7601		D. Parmley. 1988. Early Hemphillian (late Miocene) snakes from the Higgins local fauna of Lipscomb County, Texas. Journal of Vertebrate Paleontology 8(3):322-327 [J. Alroy/J. Alroy/J. Alroy]
51726		D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
52058		R. H. Tedford, X. Wang, and B. E. Taylor. 2009. Phylogenetic Systematics of the North American Fossil Caninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 325:1-218 [J. Marcot/J. Marcot/G. Lloyd]
36064		S. D. Webb. 2008. Revision of the extinct Pseudoceratinae (Artiodactyla: Ruminantia: Gelocidae). Bulletin of the Florida Museum of Natural History 48(2):17-58 [J. Alroy/J. Alroy]