Also known as Type Chappo; Chappo Gulch; Chappo-17
Where: Lincoln County, Wyoming (41.8° N, 110.7° W: paleocoordinates 48.0° N, 91.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Chappo Member (Wasatch Formation), Tiffanian (61.7 - 56.8 Ma)
• said to be middle Tiffanian
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Primary reference: G. F. Gunnell. 1994. Paleocene mammals and faunal analysis of the Chappo Type Locality (Tiffanian), Green River Basin, Wyoming. Journal of Vertebrate Paleontology 14(1):81-104 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 14936: authorized by John Alroy, entered by John Alroy on 30.04.1994
Creative Commons license: CC BY (attribution)
Taxonomic list
stratigraphic position relative to Buckman Hollow and Chappo Oil Well indeterminate, contra Gingerich 1976
Mammalia | |
Peradectes elegans Matthew and Granger 1921 marsupial | |
Prodiacodon cf. concordiarcensis Simpson 1935 eutherian
Prodiacodon cf. furor Novacek 1977 eutherian | |
Stylinodontidae indet. taeniodont apparently replaces "cf. Lampadophorus sp." of Dorr and Gingerich 1980
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Palaeoryctes cruoris n. sp. Gunnell 1994 eutherian
Palaeoryctes cf. punctatus Van Valen 1966 eutherian | |
Unuchinia dysmathes Holtzman 1978 eutherian
Labidolemur soricoides Matthew and Granger 1921 eutherian | |
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"Diacocherus meizon" = Adunator meizon
"Diacocherus meizon" = Adunator meizon Gingerich 1983 elephant shrew | |
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Dissacus sp. Cope 1881 condylarth | |
Ectocion collinus Russell 1929 condylarth
Phenacodus grangeri Simpson 1935 condylarth | |
Lambertocyon gingerichi n. sp., Chriacus oconostotae, Thryptacodon australis, Claenodon "sp. small", Claenodon "sp. large"
Lambertocyon gingerichi n. sp. Gunnell 1994 condylarth
Chriacus oconostotae Van Valen 1978 condylarth
Thryptacodon australis Simpson 1935 condylarth
Claenodon "sp. small" Scott 1892 condylarth
Claenodon "sp. large" Scott 1892 condylarth | |
Raphictis cf. gausion Gingerich and Winkler 1985 placental
Protictis paralus Holtzman 1978 placental
Protictis agastor Gingerich and Winkler 1985 placental | |
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Cedrocherus aceratus n. sp.
Cedrocherus aceratus n. sp. Gunnell 1994 hedgehog | |
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Plesiadapis cf. rex Gidley 1923 primate
Chiromyoides minor n. sp. Gingerich 1975 primate | |
Carpodaptes cf. hazelae Simpson 1936 primate | |
Ignacius frugivorus Matthew and Granger 1921 primate | |
Ectypodus cf. powelli Jepsen 1940 multituberculate
Neoplagiaulax cf. hazeni Jepsen 1940 multituberculate
Neoplagiaulax cf. hunteri Simpson 1936 multituberculate
Mesodma sp. Jepsen 1940 multituberculate | |
Ptilodus kummae Krause 1977 multituberculate |