Standing Rock Quarry ( of the United States)

Where: Sandoval County, New Mexico (35.7° N, 107.0° W: paleocoordinates 36.6° N, 102.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: basal Piedra Parada Member (Zia Sand Formation), Harrisonian (24.8 - 20.4 Ma)

Environment/lithology: terrestrial

Primary reference: C. E. Gawne. 1975. Rodents from the Zia Sand Miocene of New Mexico. American Museum Novitates 2586 [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 17844: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• originally described by Galusha 1966
NISP 29+
Mammalia
 Rodentia - Geomyidae
Ziamys tedfordi n. sp. Gawne 1975 pocket gopher
 Rodentia - Heteromyidae
Proheteromys cejanus n. sp. Gawne 1975 rodent
 Lagomorpha - Leporidae
Archaeolagus cf. macrocephalus Matthew 1907 rabbit
 Carnivora - Ursidae
Cephalogale sp. Jourdan 1862 bear
said to be new by Hunt 1998a
 Carnivora - Amphicyonidae
Daphoenodon (Borocyon) neomexicanus n. sp.1 Hunt 2009 bear-dog
said to be new
 Carnivora - Mustelidae
Promartes cf. lepidus Matthew 1907 mustelid carnivore
 Carnivora - Canidae
Cynarctoides acridens3 Barbour and Cook 1914 bone-crushing dog
 Ungulata - Camelidae
Stenomylus cf. gracilis2 Peterson 1907 camel
"Stenomylus (Stenomylus) sp."