Steepside Quarry (Miocene of the United States)
Also known as UALP 7611; UCMP V-6604
Where: San Bernardino County, California (34.8° N, 117.0° W: paleocoordinates 34.1° N, 112.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Middle Member (Barstow Formation), Barstovian (16.3 - 12.5 Ma)
Environment/lithology: terrestrial
Primary reference: E. H. Lindsay. 1972. Small mammal fossils from the Barstow Formation, California. University of California Publications in Geological Sciences 93:1-104 [J. Alroy/J. Alroy/J. Alroy]more details
PaleoDB collection 19557: authorized by John Alroy, entered by John Alroy on 19.05.2000, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
• lower "Cupidinimus nebraskensis assemblage zone"
generalized "Green Hills Fauna" records of Woodburne et al. 1990, unless otherwise stated: Osbornodon fricki Wang 1994: Green Hills; Third Division; Lower Green Hills Euoplocyon brachygnathus Wang et al. 1999: Green Hills Cynarctoides sp. Tomarctus hippophaga Wang et al. 1999: Green Hills; "first layer" and "second layer above Third Division"; "Lower Second Division" Pliocyon medius Berta and Galiano 1984: said to be an undescribed F:AM specimen; from "Green Hills fauna" Merychippus cf. insignis Hesperhys sp. Cynorca occidentale - not discussed by Woodburne 1969 "Merychyus cf. relictus" Schultz and Falkenbach 1968: "'Green Hills' or 'Second Division'"; not discussed by Kelly and Lander 1988, who do not recognize this species in California Miolabis aff. fissidens Protolabis cf. barstowensis Michenia sp. Aepycamelus sp. - confirmed by Kelly 1992a Rakomeryx raki Frick 1937: type, "Dromomeryx or Cervus" of Merriam 1919, from "Green Hills" Rakomeryx jorakianus Frick 1937: type, "Lower Green Hills" Merriamoceros ("Ramoceros") coronatus Frick 1937: "Green Hills, indefinite locality" Merycodus ("Meryceros") cf. joraki - from "Lower Green Hills" and "Green Hills": Frick 1937, p. 443
"Peridiomys sp." is listed in a table by Lindsay 1972 but is placed at UCMP V-6605 in the text
generalized "Green Hills Fauna" records of Woodburne et al. 1990, unless otherwise stated: Osbornodon fricki Wang 1994: Green Hills; Third Division; Lower Green Hills Euoplocyon brachygnathus Wang et al. 1999: Green Hills Cynarctoides sp. Tomarctus hippophaga Wang et al. 1999: Green Hills; "first layer" and "second layer above Third Division"; "Lower Second Division" Pliocyon medius Berta and Galiano 1984: said to be an undescribed F:AM specimen; from "Green Hills fauna" Merychippus cf. insignis Hesperhys sp. Cynorca occidentale - not discussed by Woodburne 1969 "Merychyus cf. relictus" Schultz and Falkenbach 1968: "'Green Hills' or 'Second Division'"; not discussed by Kelly and Lander 1988, who do not recognize this species in California Miolabis aff. fissidens Protolabis cf. barstowensis Michenia sp. Aepycamelus sp. - confirmed by Kelly 1992a Rakomeryx raki Frick 1937: type, "Dromomeryx or Cervus" of Merriam 1919, from "Green Hills" Rakomeryx jorakianus Frick 1937: type, "Lower Green Hills" Merriamoceros ("Ramoceros") coronatus Frick 1937: "Green Hills, indefinite locality" Merycodus ("Meryceros") cf. joraki - from "Lower Green Hills" and "Green Hills": Frick 1937, p. 443
"Peridiomys sp." is listed in a table by Lindsay 1972 but is placed at UCMP V-6605 in the text
Show authors, comments, and common names
Mammalia | |
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Miospermophilus sp. Black 1963 squirrel | |
Copemys pagei Shotwell 1967 rodent | |
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Cupidinimus lindsayi n. sp.1, "Perognathoides halli" = Cupidinimus halli, Perognathus furlongi, Perognathus minutus
"Perognathoides halli" = Cupidinimus halli Wood 1936 rodent
Perognathus furlongi Gazin 1930 pocket mouse
Perognathus minutus James 1963 pocket mouse | |
Mojavemys lophatus Lindsay 1972 pocket gopher
Mojavemys alexandrae n. sp. Lindsay 1972 pocket gopher | |
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"Dromomerycinae indet." = Dromomerycidae1
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"Ramoceros coronatus" = Merriamoceros coronatus2
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"Brachycrus buwaldi" = Brachycrus laticeps7
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Tomarctus hippophaga8 Matthew and Cook 1909 bone-crushing dog presumably includes "T. rurestris" of Woodburne et al. 1990
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"Brachyerix incertis" = Metechinus fergusoni6
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Limnoecus tricuspis Stirton 1930 shrew |