Thousand Creek (Neogene of the United States)

Also known as CIT 63; UCMP 1083, 1100, 1101, 1103, 1105, 2744
DUPLICATE REF 3234 or 3235

Where: Humboldt County, Nevada (41.1° N, 117.8° W: paleocoordinates 41.5° N, 116.2° W)

• coordinate based on political unit

When: Hemphillian (10.3 - 4.9 Ma)

Environment/lithology: terrestrial; lithology not reported

Primary reference: R. A. Stirton. 1940. The Nevada Miocene and Pliocene mammalian faunas as faunal units. Proceedings of the Sixth Pacific Science Congress 2:627-640 [J. Alroy/J. Alroy/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 19095: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• earlier list given by Merriam 1917 and augmented by Merriam and Stock 1928
ash near top of section correlated geochemically with the Rattlesnake Tuff, which overlies the Rattlesnake fauna (see), by Perkins et al. 1998
Munthe 1988 mentions a questionable record of "Tomarctus kelloggi" at Thousand Creek that is actually T. sp.; this may be Stirton's indeterminate canid
Mammalia
 Rodentia - Cricetidae
Peromyscus antiquus n. sp. Kellogg 1910 deer mouse
DUPLICATE REF 3234 or 3235
 Rodentia - Aplodontidae
Liodontia furlongi Gazin 1932 mountain beaver
UCMP 1103: type, Gazin 1932 DUPLICATE REF 3234 or 3235
 Rodentia - Sciuridae
"Spermophilus argonautus" = Citellus (Otospermophilus) argonautus1, "Paenemarmota nevadensis" = Marmota nevadensis1, Marmota minor n. sp.
"Spermophilus argonautus" = Citellus (Otospermophilus) argonautus1 Stirton and Goeriz 1942 ground squirrel
"Paenemarmota nevadensis" = Marmota nevadensis1 Kellogg 1910 marmot
Marmota minor n. sp. Kellogg 1910 marmot
UCMP 1083: Black 1963; type DUPLICATE REF 3234 or 3235
 Rodentia - Heteromyidae
"Pliosaccomys magnus" = Cupidinimus magnus1, Diprionomys parvus n. sp., Diprionomys minimus n. sp.3
"Pliosaccomys magnus" = Cupidinimus magnus1 Kellogg 1910 rodent
Diprionomys parvus n. sp. Kellogg 1910 rodent
DUPLICATE REF 3234 or 3235
Diprionomys minimus n. sp.3 Kellogg 1910 rodent
type of Wood 1936c is from UCMP 1103 according to Wilson 1937b
 Rodentia - Castoridae
Dipoides cf. stirtoni5 Wilson 1934 beaver
UCMP 1103; "D. sp." described by Stirton 1935
 Rodentia - Mylagaulidae
Hesperogaulus sp.1 Korth 1999 rodent
 Lagomorpha - Leporidae
Hypolagus vetus n. sp. Kellogg 1910 rabbit
UCMP 1100; Dawson 1958: also at CIT 63 DUPLICATE REF 3234 or 3235
 Lipotyphla - Talpidae
Scapanus sp. Pomel 1848 mole
DUPLICATE REF 3234 or 3235
 Perissodactyla - Chalicotheriidae
Chalicotheriidae indet. Gill 1872 chalicothere
present in older collections DUPLICATE REF 3234 or 3235
 Perissodactyla - Rhinocerotidae
Teleoceras fossiger4 Cope 1878 rhinoceros
DUPLICATE REF 3234 or 3235
Aphelops malacorhinus4 Cope 1878 rhinoceros
"Thousand Creek FOrmation, Humboldt County, Nevada"
 Perissodactyla - Equidae
Neohipparion leptode n. sp. Merriam 1915 hipparionine horse
from UCMP 1101: see Merriam 1915c, Merriam and Stock 1928, Stock 1951 DUPLICATE REF 3234 or 3235
Dinohippus sp.1 Quinn 1955 horse
 Carnivora - Mustelidae
Lutravus halli n. sp.2 Furlong 1932 mustelid carnivore
from CIT 63; reference apparently overlooked by both Macdonald and Pelletier 1958 and Stirton
Pliogale furlongi n. sp. Merriam 1911 skunk
DUPLICATE REF 3234 or 3235
Pliotaxidea nevadensis1 Butterworth 1916 badger
 Carnivora - Canidae
Caninae indet. Gill 1872 canine
"Canis or Vulpes" DUPLICATE REF 3234 or 3235
Eucyon davisi7 Merriam 1911 canine
"CIT locality 63, Humboldt County, Nevada"
Metalopex merriami6 Tedford and Wang 2008 canine
Epicyon saevus8 Leidy 1858 bone-crushing dog
probably includes "Aelurodon sp." of Merriam and Stock 1928
 Proboscidea - Mammutidae
Mammut matthewi1 Osborn 1921 mastodon
 Artiodactyla - Tayassuidae
Tayassuinae indet.1 Palmer 1897 peccary
 Artiodactyla - Camelidae
Camelidae indet.1 Gray 1821 camel
 Artiodactyla - Antilocapridae
Sphenophalos nevadanus n. sp. Merriam 1909 pronghorn
includes "Plioceros sp." of Frick 1937 because Frick seems to regard Sphenophalos as a nomen dubium and Plioceros as a replacement DUPLICATE REF 3234 or 3235
Ilingoceros schizoceros n. sp. Merriam 1911 pronghorn
may be a juvenile I. alexandrae DUPLICATE REF 3234 or 3235
Ilingoceros alexandrae n. sp. Merriam 1909 pronghorn
DUPLICATE REF 3234 or 3235