Also known as Princeton Locs. 11 and 13
Where: Sweetgrass County, Montana (45.8° N, 109.8° W: paleocoordinates 51.8° N, 89.1° W)
• coordinate based on political unit
When: "Fort Union No. 3" (= Melville) Formation, Tiffanian (61.7 - 56.8 Ma)
• in a stratigraphically isolated reversed polarity zone interpreted as chron C26r: Butler et al. 1987
Environment/lithology: terrestrial
Primary reference: G. G. Simpson. 1937. The Fort Union of the Crazy Mountain field, Montana and its mammalian faunas. Bulletin of the United States National Museum 169:1-287 [J. Alroy/J. Alroy/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 15037: authorized by John Alroy, entered by John Alroy on 30.04.1994
Creative Commons license: CC BY (attribution)
Taxonomic list
much higher than other Melville localities (see)
Mammalia | |
Tetraclaenodon sp. Scott 1892 condylarth | |
Thryptacodon cf. australis Simpson 1935 condylarth | |
cf. Paromomys sp. Gidley 1923 primate | |
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Plesiadapis rex n. sp.
Plesiadapis rex n. sp. Gidley 1923 primate | |
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