White Operation Quarry (Miocene of the United States)

Where: Santa Fe County, New Mexico (35.5° N, 106.2° W)

• Paleocoordinates: 39.0° N, 100.4° W (Wright 2013)

• coordinate based on political unit

• small collection-level geographic resolution

When: Skull Ridge Member (Tesuque Formation), Early/Lower Barstovian (16.3 - 12.5 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: R. H. Tedford and S. F. Barghoorn. 1993. Neogene stratigraphy and biochronology of the Española Basin, northern New Mexico. New Mexico Museum of Natural History Bulletin 2:159-168 [J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 19611: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Jonathan Marcot and Graeme Lloyd

Creative Commons license: CC0 (CC0)

Taxonomic list

• "just below" No. 4 white ash, which was dated at 15.45 +/- 0.06 Ma (SCLF Ar-Ar on sanidine) by McIntosh and Quade 1995
list appears to be complete or nearly so
Show authors, comments, and common names
Reptilia
 Squamata - Iguanidae
Armandisaurus explorator n. gen. n. sp.3
Armandisaurus explorator n. gen. n. sp.3 Norell and de Queiroz 1991 squamates
AMNH-FAM 8799
Mammalia
 Carnivora - Canidae
Leptocyon leidyi4
Leptocyon leidyi4 Tedford et al. 2009 canine
 Carnivora - Procyonidae
Bassariscus cf. parvus2
Bassariscus cf. parvus2 Hall 1927 ringtail
 Artiodactyla - Antilocapridae
Merycodus crucensis1
Merycodus crucensis1 Frick 1937 pronghorn
 Artiodactyla - Camelidae
Miolabis fissidens, Nothotylopus sp.
Miolabis fissidens Cope 1876 camel
Nothotylopus sp. Patton 1969 camel
 Perissodactyla - Equidae
""Merychippus" intermontanus" = Scaphohippus intermontanus
""Merychippus" intermontanus" = Scaphohippus intermontanus Merriam 1915 horse
probably includes material of Latorre et al. 1997 from "15.6 +/- 0.6 Ma" level
 Perissodactyla - Rhinocerotidae
Teleoceras sp., Peraceras profectum
Teleoceras sp. Hatcher 1894 rhinoceros
Peraceras profectum Matthew 1899 rhinoceros
1Alroy 2002; 2Baskin 2004; 3Norell and de Queiroz 1991; 4Tedford et al. 2009