1 mi S of Henderson Station (Springfield Junction), Southern Pacific Railroad (Oligocene of the United States)

Where: Lane County, Oregon (44.0° N, 123.0° W: paleocoordinates 43.7° N, 113.3° W)

When: Oligocene (33.9 - 23.0 Ma)

• "Horizon 200 or 300 feet above the other specimens"

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

• One specimen (Z. hendersonianus) of carapace with front and left antero-lateral margin broken away, holotype; one female, showing carapace and abdomen (P. bigranulata); one carapace with minor chela (C. lanensis);

Collected by Chester W. Washburne, USGS; reposited in the USNM

• Cat. No. 353373 (Z. hendersonianus); Cat. No. 353566 (P. bigranulata); Cat. No. 353350 (C. lanensis);

Primary reference: M. J. Rathbun. 1926. The Fossil Stalk-Eyed Crustacea of the Pacific Slope of North America. Smithsonian Institution United States National Museum [C. Schweitzer/S. Yost/S. Yost]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 139538: authorized by Carrie Schweitzer, entered by Samantha Yost on 13.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Decapoda - Zanthopsidae
Zanthopsis hendersonianus Rathbun 1926 crab
 Decapoda - Calappidae
Calappa lanensis Rathbun 1926 box crab
 Decapoda - Leucosiidae
Persephona bigranulata Rathbun 1926 crab