Monarch Mill (Upper) (Miocene of the United States)

Also known as UCMP V-5200

Where: Churchill County, Nevada (39.5° N, 118.5° W: paleocoordinates 40.2° N, 115.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: upper Member (Monarch Mill Formation), Miocene (23.0 - 5.3 Ma)

Environment/lithology: terrestrial

Reposited in the UCMP

Primary reference: D. I. Axelrod. 1956. Mio-Pliocene floras from west-central Nevada. University of California Publications in Geological Sciences 33:1-321 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 18982: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• appears to be the same as the Eastgate fauna of Macdonald and Pelletier 1958, said to be from a Truckee Fm. locality 9.5 km west of Eastgate
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Mammalia
 Proboscidea - Gomphotheriidae
? Gomphotheriidae indet.
? Gomphotheriidae indet. Hay 1922 gomphothere
 Perissodactyla - Rhinocerotidae
? Teleoceras sp.
? Teleoceras sp. Hatcher 1894 rhinoceros
 Artiodactyla - Camelidae
Camelidae indet., cf. Megatylopus sp.
Camelidae indet. Gray 1821 camel
small
cf. Megatylopus sp. Matthew and Cook 1909 camel
"cf. Paracamelus"; comparisons are to "P. cf. gigas" from the "Hemphill fauna"
 Carnivora - Felidae
Felidae indet.
Felidae indet. Gray 1821 cat
"Felid or (?) Machairodont"