†Elphidotarsius russelli (Carpolestidae)
Elphidotarsius russelli ist eine Primatenart innerhalb der Familie Carpolestidae, die ab dem Paläogen (Paläozän) im Danium lebte, das vor rund 66 Millionen Jahren begann und bis vor 61,6 Millionen Jahren andauerte.
Daten zu den einzelnen Funden von Elphidotarsius russelli
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 | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | |
---|---|---|---|---|
Hand Hills West Lower Level | 25 km NE of Drumheller | - zwischen 56.8 und 61.7 Millionen Jahren |
Paskapoo | |
Kommentar z. Taxonomie | ||||
Fox 1988 | ||||
U.a. am Fundort ausgegraben: | Ignacius frugivorus |
Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation |
---|---|---|---|
Bingo Quarry | Crazy Mountains Basin | - zwischen 56.8 und 61.7 Millionen Jahren |
Melville |
Kommentar z. Taxonomie | |||
see Hartman and Krause 1993 for locality details; foot level estimated from their Fig. 2 said to be "Ti1" |
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 | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation |
---|---|---|---|
Glennie Quarry | Crazy Mountains Basin | - zwischen 56.8 und 61.7 Millionen Jahren |
Melville |
Kommentar z. Taxonomie | |||
see Hartman and Krause 1993 for locality details; foot level estimated from their Fig. 2 said to be "Ti1" |
Literatur
R. C. Fox 1988, Late Cretaceous and Paleocene mammal localities of southern Alberta. Occasional Paper of the Tyrrell Museum of Palaeontology. 6, p. 1 - 38D. W. Krause, M. C. Maas 1990, The biogeographic origins of late Paleocene - early Eocene mammalian immigrants to the Western Interior of North America. Geological Society of America Special Paper. 243, p. 71 - 105
R. C. Fox, M. C. Maas 1990, The succession of Paleocene mammals in western Canada. Geological Society of America Special Paper. 243, p. 51 - 70
M. T. Silcox, D. W. Krause, M. C. Maas, R. C. Fox 2001, New specimens of Elphidotarsius russelli (Mammalia, ?Primates, Carpolestidae) and a revision of plesiadapoid relationships. Journal of Vertebrate Paleontology. 21:1, p. 132 - 152