Also known as Angels Peak; KUVP Loc. 13; Locality NM 13; NMMNH 2635; UALP 7435, 7436, 75144; NMMNH locality L-2635
Where: San Juan County, New Mexico (36.6° N, 108.0° W: paleocoordinates 43.1° N, 87.9° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Nacimiento Formation, Torrejonian (63.8 - 60.9 Ma)
• from "a zone... three to four feet in thickness... The actual bone layer, not as yet located, may prove to be thinner than this" (Wilson 1951)
•not far below the middle of a reversed magnetic polarity zone in the Kutz Canyon section interpreted as C27r based on the position of the K-T boundary in the correlative Barrel Spring Arroyo = De-na-zin Wash section: see Butler et al. 1977, Lucas et al. 1997
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; concretionary, red siltstone
Size class: macrofossils
Preservation: concretion
Collection methods: surface (float),
Primary reference: R. W. Wilson. 1956. A new multituberculate from the Paleocene Torrejon fauna of New Mexico. Transactions of the Kansas Academy of Sciences 59(1):76-84 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 14816: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Philip Mannion
Creative Commons license: CC BY (attribution)
Taxonomic list
•following taxa listed by Williamson and Lucas may be from Big Pocket or a stratigraphically nearby locality: ? Peradectes sp. "D" Pentacodon inversus Protictis haydenianus "Protictis" sp. "A" Protictis (Protictis) sp. "B" Triisodon quivirensis Ellipsodon inaequidens
unclassified | |
Mammalia | |
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Psittacotherium multifragum Cope 1882 taeniodont | |
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Mioclaenus sp.6, Mioclaenus turgidus, Protoselene opisthacus, Promioclaenus acolytus, Promioclaenus ? lemuroides, Ellipsodon grangeri n. sp.10, Ellipsodon yotankae8
Mioclaenus turgidus Cope 1881 condylarth
Protoselene opisthacus Cope 1882 condylarth
Promioclaenus acolytus Cope 1882 condylarth
Promioclaenus ? lemuroides Matthew 1897 condylarth | |
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Anisonchus sectorius Cope 1881 condylarth
Periptychus carinidens Cope 1881 condylarth | |
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Chriacus pelvidens Cope 1881 condylarth | |
Triisodon sp. Cope 1881 placental
Goniacodon levisanus Cope 1883 placental | |
Deltatherium fundaminis Cope 1881 placental
Coriphagus encinensis Matthew and Granger 1921 placental | |
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"Prodiacodon puercensis" = Diacodon puercensis9
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Plesiolestes nacimienti n. sp.2
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Palaechthon torrejonius7 Kay and Cartmill 1977 primate included in Plesiolestes nacimienti by Gunnell 1989
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Mixodectes malaris Cope 1884 placental | |
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Parectypodus trovessartianus1, Ectypodus szalayi5, "Parectypodus clemensi n. sp." = Krauseia clemensi5
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