†Palenochtha minor (Palaechthonidae)
Palenochtha minor ist eine Primatenart innerhalb der Familie Palaechthonidae, 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 Palenochtha minor
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | Kommentar zur Sammlung |
|---|---|---|---|---|
| Swain Quarry | SE 1/4 NE 1/4 sec 3 T15N R92W, Washakie Basin | Danian zwischen 61.7 und 63.3 Millionen Jahren |
Fort Union | CM loc 217 |
| Kommentar z. Taxonomie | ||||
| there are seven other localities in the same section, but none of the material is described Mesodma pygmaea, i.e. sp. P, not listed, but mentioned by Krause 1977 | ||||
| U.a. am Fundort ausgegraben: | Paromomys maturus | |||
| Sammlung | Epoche, Alter | Geologie, Formation | ||
|---|---|---|---|---|
| Cedar Mountain (UW V-82004) | Danian zwischen 61.7 und 63.3 Millionen Jahren |
Fort Union | ||
| Museum | ||||
| UW | ||||
| U.a. am Fundort ausgegraben: | Pronothodectes jepi | |||
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | |
|---|---|---|---|---|
| Gidley Quarry | Crazy Mountain Basin | Danian zwischen 61.7 und 63.3 Millionen Jahren |
Fort Union | |
| Kommentar z. Stratigraphie | Kommentar z. Taxonomie | |||
| said by Buckley 1993 to be in the same (unidentified) reversed polarity chron as Silberling Quarry, i.e., possibly C27r | many of the types were described by Simpson 1935d Simpson 1935d lists the type of "Chriacus pusillus" from "Gidley or Silberling Quarries" - no other specimens are listed but the type's catalogue number is close to that of other types from Gidley Quarry; however, this record is omitted by Simpson 1937a and later authors |
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| U.a. am Fundort ausgegraben: | Palaechthon alticuspis | |||
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Kommentar zur Sammlung | |
|---|---|---|---|---|
| Rock Bench Quarry | Bighorn Basin | Danian zwischen 61.7 und 63.3 Millionen Jahren |
Locality No. 6 | |
| Kommentar z. Stratigraphie | Kommentar z. Taxonomie | |||
| in a stratigraphically isolated reversed polarity zone interpreted as chron 27r: Butler et al. 1987 | >I have used Van Valen's 1978 list of condylarths because Rose gives no reason for ignoring it meter level follows Butler et al. 1981 above two records presumably include "Tricentes cf. punitor" and "cf. Chriacus sp." |
|||
| U.a. am Fundort ausgegraben: | Plesiolestes problematicus | |||
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | Kommentar zur Sammlung |
|---|---|---|---|---|
| Shotgun | NE 1/4 SE 1/4 sec 31 T6N R3W, northern Wind River Basin: MacIntyre 1966 | - zwischen 56.8 und 61.7 Millionen Jahren |
Fort Union | UW V-60014, V-60016; Keefer Hill; Twin Buttes; Jenkins Mountain; New Anthill |
| Kommentar z. Taxonomie | ||||
| this is NOT West Side of Shotgun Butte (see), which is the uppermost of three fossiliferous horizons; the fauna of the lowest horizon is not discussed by Gunnell apart from the plesiadapiforms, Gunnell's list is mostly repeated from ancient sources without modification Gunnell lists Eudaemonema cuspidata from "Shotgun fauna, Keefer Hill" but omits this from his faunal list | ||||
| U.a. am Fundort ausgegraben: | Nannodectes intermedius | |||
| Sammlung | Kommentar zum Fundort | Epoche, Alter | Geologie, Formation | Kommentar zur Sammlung |
|---|---|---|---|---|
| Who Nose? | near Nose Creek in Calgary in SW 1/4 S23 T25 R1, W5 | Danian zwischen 61.7 und 63.3 Millionen Jahren |
Paskapoo | Nose Creek |
| Kommentar z. Stratigraphie | Kommentar z. Taxonomie | |||
| (?middle Torrejonian, To2), Protoselene opisthacus/Mixodectes pungens Interval Zone of Lofgren et al. (2004). | "fish, amphibians, lizards, and crocodylians" also present | |||
| U.a. am Fundort ausgegraben: | Edworthia greggi | |||
Literatur
K. D. Rose 1981, The Clarkforkian Land-Mammal Age and Mammalian Faunal Composition Across the Paleocene-Eocene Boundary. University of Michigan Papers on Paleontology. 26, p. 1 - 197J. E. Hartman 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
G. F. Gunnell 1989, Evolutionary History of Microsyopoidea (Mammalia, ?Primates) and the Relationship Between Plesiadapiformes and Primates. University of Michigan Papers on Paleontology. 27:1, p. 1 - 157
C. S. Scott 2003, Late Torrejonian (middle Paleocene) mammals from south central Alberta, Canada. Journal of Paleontology. 77:4, p. 745 - 768