Where: California (32.7° N, 117.1° W: paleocoordinates 32.6° N, 116.8° W)
When: Upper Member (San Pedro Formation), Pleistocene to Pleistocene (2.6 - 0.0 Ma)
Environment/lithology: marine; lithology not reported
Size classes: macrofossils, mesofossils
• One large moveable finger (L. setosa); one left manus, fingers and wrist of a small specimen (H. nudus); 8 movable and 2 immovable fingers (M. anthonyi); 3 movable fingers (R. jordani); 4 movable and 5 immovable fingers, 2 movable and 1 immovable finger (M. gracilis); one fixed finger (P. xantusii); 13 arms, 1 immovable finger (R. ornata); 1 small dactylus of right cheliped (H. lineatus); a left, and extremity of a right, movable finger, much worn and a right immovable finger (N. gigas); two movable fingers, one right, one left, three immovable fingers, one right, two left- one of the latter is taken as holotype. Twelve other smaller immovable fingers, four right, eight left, were collected at the same place by Mrs. Stephens (C. stephensi);
Collected by Kate Stephens; reposited in the USNM
• One left moveable and immovable finger, three female abdomens, and several fragments of legs (Cat. No. 353356); one left manus with fixed finger attached, and one female abdomen (Cat. No. 353357); H. nudus: one left manus, fingers and wrist of a small specimen (Cat. No. 353358); M. anthonyi (Cat. No. 353380); M. gracilis (Cat. No. 353383, USNM San Diego Society of Natural History); P. xantusii (Cat. No. 353349, USNM); H. lineatus (Cat. No. 353362); C. stephensi (Cat. No. 353333);
Primary reference: M. J. Rathbun. 1926. The fossil stalk-eyed Crustacea of the Pacific slope of North America. United States National Museum Bulletin 138:1-155 [C. Schweitzer/S. Yost/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 138721: authorized by Carrie Schweitzer, entered by Samantha Yost on 26.01.2013, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
Callianassa stephensi Rathbun 1926 decapod | |
Pyromaia tuberculata Lockington 1877 spider crab | |
Libinia setosa Lockington 1877 spider crab
Pugettia richii Dana 1851 spider crab | |
Romaleon jordani Rathbun 1900 crab
Metacarcinus anthonyi Rathbun 1897 crab
Metacarcinus gracilis Dana 1852 crab | |
Randallia ornata Randall 1839 crab | |
Hepatus lineatus Rathbun 1898 crab | |
"Portunus (Portunus) xantusii" = Portunus xantusii
"Portunus (Portunus) xantusii" = Portunus xantusii Stimpson 1860 swimming crab | |
Hemigrapsus nudus Dana 1851 crab | |
Polyplacophora | |
Ischnochiton (Lepidozona) pectinulatus, "Ischnochiton (Stenoplax) conspicuus" = Stenoplax conspicua
Ischnochiton (Lepidozona) pectinulatus Carpenter 1893 chiton
"Ischnochiton (Stenoplax) conspicuus" = Stenoplax conspicua Carpenter 1879 conspicuous chiton |