Also known as UALP 7784, 77113, 77114
Where: San Juan County, New Mexico (36.3° N, 108.2° W: paleocoordinates 42.9° N, 88.3° W)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Nacimiento Formation, Torrejonian (63.8 - 60.9 Ma)
• three UALP localities are separated stratigraphically by five meters: Tomida 1981
•near the top of the local section in a normal paleomag interval that is is probably chron 27n but could be chron 28n
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial
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: biostratigraphic analysis
PaleoDB collection 14859: authorized by John Alroy, entered by John Alroy on 30.04.1994
Creative Commons license: CC BY (attribution)
Taxonomic list
identical to list 12 of Williamson 1996
some records may be from an equivalent level in Betonnie- Tsosie Arroyo
list probably omits some multis
Mammalia | |
Mixodectidae indet. Cope 1883 placental | |
Palaechthon cf. woodi Gazin 1971 primate | |
Paromomys depressidens Gidley 1923 primate | |
Anisonchus sectorius Cope 1881 condylarth | |
"Mimotricentes subtrigonus" = Tricentes subtrigonus
"Mimotricentes subtrigonus" = Tricentes subtrigonus Cope 1881 condylarth | |
"Prodiacodon puercensis" = Diacodon puercensis
"Prodiacodon puercensis" = Diacodon puercensis Matthew 1918 placental | |
Protoselene griphus Gazin 1939 condylarth
Mioclaenus turgidus Cope 1881 condylarth |