Nob Hill (lumber yard), NE of San Pedro (Pleistocene to of the United States)

Where: California (33.8° N, 118.3° W: paleocoordinates 33.7° N, 118.0° W)

When: lower San Pedro Formation, Pleistocene to Pleistocene (2.6 - 0.0 Ma)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

• H. nudus (17 movable fingers); H. oregonensis (70 movable, 14 immovable fingers); L. diegensis (about 200 specimens of fingers, major and minor, movable and immovable, besides five palms and two wrists); L. leucomanus (over 100 movable and 1 immovable finger); L. lockingtoni (9 major movable fingers); C. productus (9 movable, 3 immovable fingers); R. jordani (22 movable, 5 immovable fingers [these fingers are of unusual size indicating that the species was much larger in the Pleistocene than now]; M. magister (2 immovable fingers); M. gracilis (2 movable fingers); R. ornata (one arm and fragments of two others); P. granosimanus (one right immovable finger); 1 left movable finger, 14 immovable fingers, 3 right, 11 left (C. stephensi);

Collected by T. S. Oldroyd; reposited in the USNM

• Two moveable fingers (Cat. No. 353375); one right and one left immovable finger (Cat. No. 353374); one left manus (Stanford U.), one left manus, one fragment of manus, one right merus (Cat. No. 353379); H. nudus, 17 movable fingers (Cat. No. 353359); H. oregonensis, 70 movable, 14 immovable fingers (Cat. No. 353360); L. diegensis, about 200 specimens of fingers, major and minor, movable and immovable, besides five palms and two wrists (Cat. No. 353367 and 353368); L. leucomanus (Cat. No. 353365 and 353366); L. lockingtoni (Cat. No. 353376); C. productus (Cat. No. 353393); R. jordani (Cat. Nos. 353385 and 353388); M. magister (Cat. No. 353389); M. gracilis (Cat. No. 353384); P. granosimanus (Cat. No. 353353); C. stephensi (Cat. No. 353332);

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: biostratigraphic analysis

PaleoDB collection 138723: authorized by Carrie Schweitzer, entered by Samantha Yost on 26.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

• L. lockingtoni: "As in L. diegensis, some of the fossil fingers are indicative of much larger specimens than have yet been reported among Recent material."
Malacostraca
 Decapoda - Paguridae
Pagurus granosimanus Stimpson 1862 hermit crab
 Decapoda - Callianassidae
Callianassa stephensi Rathbun 1926 decapod
 Decapoda - Varunidae
Hemigrapsus nudus Dana 1851 crab
Hemigrapsus oregonensis Dana 1851 crab
 Decapoda - Cancridae
Metacarcinus gracilis Dana 1852 crab
Metacarcinus magister Dana 1852 crab
Cancer productus Randall 1839 lobster
Romaleon jordani Rathbun 1900 crab
 Decapoda - Parthenopidae
Mesorhoea idae Rathbun 1926 crab
 Decapoda - Panopeidae
 Decapoda - Majidae
Pugettia richii Dana 1851 spider crab
Pugettia producta Randall 1839 spider crab
 Decapoda - Leucosiidae
Randallia ornata Randall 1839 crab