Also known as NMMNH 312, 2708; Sinclair and Granger Loc. 14 (in part)
Where: Sandoval County, New Mexico (36.2° N, 107.6° W: paleocoordinates 42.7° N, 87.7° W)
• coordinate stated in text
• small collection-level geographic resolution
When: Ojo Encino Member (Nacimiento Formation), Torrejonian (63.8 - 60.9 Ma)
• "late Torrejonian... Mixodectes pungens interval zone" (Rose and Lucas 2000)
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Collected by J. Froehlich, M. London in 1979; reposited in the NMMNH
Collection methods: bulk, surface (float), sieve,
• "the [palaeanodont] bones were collected from the surface... and from screen-washed sediment"
Primary reference: T. E. Williamson and S. G. Lucas. 1993. Paleocene vertebrate paleontology of the San Juan Basin, New Mexico. New Mexico Museum of Natural History Bulletin 2:105-136 [J. Alroy/J. Alroy/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 14835: authorized by John Alroy, entered by John Alroy on 30.04.1994
Creative Commons license: CC BY (attribution)
Taxonomic list
•excludes multis
•"Acmeodon secans" Matthew and Granger 1921, from the Pantolambda Zone, may or may not be at this level; record not discussed by Williamson and Lucas 1993
•"Caenolambda sp." may be present based on one very poor specimen from "the upper Torrejonian formation of the Escavada Wash": Simons 1960
Mammalia | |
Psittacotherium multifragum Cope 1882 taeniodont | |
| |
Pantolambda cavirictum Cope 1883 pantodont
Pantolambda bathmodon Cope 1882 pantodont | |
Promioclaenus lemuroides Matthew 1897 condylarth
Promioclaenus acolytus Cope 1882 condylarth
Protoselene opisthacus Cope 1882 condylarth
Mioclaenus turgidus Cope 1881 condylarth | |
Mixodectes pungens Cope 1883 placental | |
Periptychus carinidens Cope 1881 condylarth
Anisonchus sectorius Cope 1881 condylarth | |
Tetraclaenodon puercensis Cope 1881 condylarth | |
"Mimotricentes subtrigonus" = Tricentes subtrigonus Cope 1881 condylarth
Colpoclaenus procyonoides Matthew 1937 condylarth
Arctocyon ferox Cope 1883 condylarth | |
Dissacus navajovius Cope 1881 condylarth | |
Escavadodon zygus n. sp.
Escavadodon zygus n. sp. Rose and Lucas 2000 placental NMMNH 2708; also at NMMNH 312; "Leptictidae indet. C"
| |
Protictis haydenianus Cope 1882 placental |