USGS 15518 (Oligocene of the United States)

Where: Washington County, Oregon (45.7° N, 123.2° W: paleocoordinates 45.4° N, 112.4° W)

• coordinate based on unpublished field data

When: upper Member (Keasey Formation), Rupelian (33.9 - 28.1 Ma)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: C. J. Hickman. 1976. Bathyal gastropods of the family Turridae in the Early Oligocene Keasey Formation in Oregon, with a review of some deep-water genera in the Paleocene of the Eastern Pacific. Bulletins of American Paleontology 70(292):1-119 [A. Miller/A. Hendy/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 207524: authorized by Mark Uhen, entered by Mark Uhen on 15.01.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Neogastropoda - Pseudomelatomidae
Comitas (Boreocomitas) oregonensis n. sp. Hickman 1976 snail
 Neogastropoda - Turridae
 Neogastropoda - Clavatulidae
Turricula keaseyensis Hickman 1976 snail