Rose Creek Member ( of the United States)

Where: Grant County, Oregon (44.5° N, 119.3° W: paleocoordinates 44.3° N, 112.2° W)

• coordinate based on political unit

When: Rose Creek Member (John Day Formation), Harrisonian (24.8 - 18.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: E. Stepleton and R. Hunt, Jr. 1994. SVP Field Guide [J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 19037: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• technically a part of the Haystack Valley Mbr. of earlier authors, but collections are new and from higher levels
Show authors, comments, and common names
Mammalia
 Carnivora - Canidae
Desmocyon thomsoni3
Desmocyon thomsoni3 Matthew 1907 bone-crushing dog
 Carnivora - Amphicyonidae
Amphicyonidae indet., "Daphoenodon robustum" = Daphoenodon (Borocyon) robustum2
Amphicyonidae indet. Haeckel 1886 bear-dog
"Daphoenodon robustum" = Daphoenodon (Borocyon) robustum2 Peterson 1910 bear-dog
"large daphoenine sp." - UNSM 7088-94
 Perissodactyla - Equidae
Equidae indet.3, Archaeohippus sp.3, Parahippus pawniensis3, cf. Kalobatippus sp.3
Equidae indet.3 Gray 1821 horse
"anchithere"
Archaeohippus sp.3 Gidley 1906 anchitheriine horse
Parahippus pawniensis3 Gidley 1907 anchitheriine horse
cf. Kalobatippus sp.3 Osborn 1915 anchitheriine horse
 Perissodactyla - Chalicotheriidae
Moropus oregonensis1
Moropus oregonensis1 Leidy 1873 chalicothere
"upper unit at Rose Creek" that cuts into the Kimberly Member; also at Picture Gorge 36, which appears to be in the same unit
 Artiodactyla - Merycoidodontidae
Merycochoerus sp.
Merycochoerus sp. Leidy 1858 oreodont
 Artiodactyla - Camelidae
Camelidae indet.
Camelidae indet. Gray 1821 camel
 Artiodactyla - Dromomerycidae
Dromomerycidae indet.
Dromomerycidae indet. Frick 1937 ruminant
"near if not the same as Barbouromeryx"
 Rodentia - Aplodontidae
Sewelleladon cf. predontia3
Sewelleladon cf. predontia3 Shotwell 1958 mountain beaver
1Coombs et al. 2001; 2Hunt 2009; 3Hunt and Stepleton 2004