†Plesiadapis praecursor (Plesiadapidae)
Plesiadapis praecursor ist eine Primatenart innerhalb der Familie Plesiadapidae, die ab dem Paläogen (Paläozän) im Danium lebte, das vor rund 66 Millionen Jahren begann und bis vor 61,6 Millionen Jahren andauerte.
Fundorte
Die Funddaten, die Systematik sowie die unten folgende Literatursammlung stammen aus der Paleobiology Database, Lizenz
Daten zu den einzelnen Funden von Plesiadapis praecursor
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | Kommentar zur Sammlung |
|---|---|---|---|---|
| Cochrane 2 | 0.5 km E of Cochrane, Bow River in SE 1/4 sec 1 T26 R4 W5 "fossils occur intermittently along about 30 m of strike" (Fox 2011) | - zwischen 56.8 und 61.7 Millionen Jahren |
Paskapoo | Cochrane 11; Cochrane II |
| Kommentar z. Stratigraphie | Lithographie | Kommentar z. Taxonomie | ||
| reassigned from the Porcupine Hills Formation to the Paskapoo Formation by Fox (2011) fossils are from "within an interval ranging from a few centimeters to a meter or so in thickness" (Fox 2011) | "poorly bedded grayishgreen siltstones, rich in broken bivalve and gastropod shells that are accompanied by bits of coalified wood and occasional wellrounded pebbles" (Fox 2011) | same as the list given by Fox 1990a | ||
| U.a. am Fundort ausgegraben: | Paromomys depressidens | |||
| Sammlung | Epoche, Alter | Geologie, Formation |
|---|---|---|
| Cedar Mountain (UW V-81054) | - zwischen 56.8 und 61.7 Millionen Jahren |
Fort Union |
| Kommentar z. Stratigraphie | Museum | |
| Earlier literature referred to this as the 'Polecat Bench Formation' | UW |
| Sammlung | Epoche, Alter | Geologie, Formation | ||
|---|---|---|---|---|
| Cedar Mountain (UW V-82015) | - zwischen 56.8 und 61.7 Millionen Jahren |
Fort Union | ||
| Kommentar z. Stratigraphie | Museum | |||
| Earlier literature referred to this as the 'Polecat Bench Formation' | UW | |||
| U.a. am Fundort ausgegraben: | Nannodectes intermedius | |||
| Sammlung | Epoche, Alter | Geologie, Formation | ||
|---|---|---|---|---|
| Cedar Mountain (UW V-82021) | - zwischen 56.8 und 61.7 Millionen Jahren |
Fort Union | ||
| Museum | ||||
| UW | ||||
| U.a. am Fundort ausgegraben: | Nannodectes intermedius | |||
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Kommentar zur Sammlung | |
|---|---|---|---|---|
| Douglass Quarry | Crazy Mountain Basin | - zwischen 56.8 und 61.7 Millionen Jahren |
Simpson's Locality 63 | |
| Kommentar z. Stratigraphie | Kommentar z. Taxonomie | |||
| in a stratigraphically isolated reversed polarity zone interpreted as chron C26r: Butler et al. 1987 | Krause and Maas 1990 give exact NISP counts that sum to 1205; however, "over 1800 identifiable specimens" are present according to Hartman and Krause 1993 | |||
| U.a. am Fundort ausgegraben: | Nannodectes intermedius | |||
| Sammlung | Epoche, Alter | Geologie, Formation |
|---|---|---|
| Eagle Quarry | - zwischen 56.8 und 61.7 Millionen Jahren |
Fort Union |
| Kommentar z. Stratigraphie | Museum | Kommentar z. Taxonomie |
| in a reversed polarity zone interpreted on the basis of biochronology as chron C26r | UMMP | UM locality |
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | |
|---|---|---|---|---|
| Cochrane 1 | North side of the Bow River in the town of Cochrane, approximately 4 km west of Cochrane 2 | - zwischen 56.8 und 61.7 Millionen Jahren |
Paskapoo | |
| Kommentar z. Stratigraphie | Museum | Kommentar z. Taxonomie | ||
| Previously erroneously attributed to the Porcupine Hills Formation; earliest Tiffanian (Ti1) | TMP | same as Fox 1990a | ||
| U.a. am Fundort ausgegraben: | Ignacius glenbowensis | |||
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | Kommentar zur Sammlung |
|---|---|---|---|---|
| Trainspotting | North side of the Bow River east of the town of Cochrane in Glenbow Ranch Provincial Park | - zwischen 56.8 und 61.7 Millionen Jahren |
Paskapoo | Cochrane |
| Museum | ||||
| TMP | ||||
| U.a. am Fundort ausgegraben: | Ignacius glenbowensis | |||
Literatur
D. W. Krause, P. D. Gingerich 1983, Mammalian Fauna from Douglass Quarry, Earliest Tiffanian (Late Paleocene) of the Eastern Crazy Mountain Basin, Montana. Contributions from the Museum of Paleontology, University of Michigan. 26:9, p. 157 - 196J. E. Hartman, P. D. Gingerich 1986, Paleontology and biostratigraphy of lower part of Polecat Bench Formation, southern Bighorn Basin, Wyoming. Contributions to Geology, University of Wyoming. 24:1, p. 11 - 63
R. F. Butler, D. W. Krause, P. D. Gingerich 1987, Magnetic polarity stratigraphy and biostratigraphy of middle-late Paleocene continental deposits of south-central Montana. Journal of Geology. 95:5, p. 647 - 657
R. C. Fox, D. W. Krause, P. D. Gingerich 1988, Late Cretaceous and Paleocene mammal localities of southern Alberta. Occasional Paper of the Tyrrell Museum of Palaeontology. 6:5, p. 1 - 38
C. S. Scott, D. W. Krause, P. D. Gingerich 2019, Horolodectidae: a new family of unusual eutherians (Mammalia: Theria) from the Palaeocene of Alberta, Canada. Zoological Journal of the Linnean Society. 185:2, p. 431 - 458, DOI: 10.1093/zoolinnean/zly040/5078608