Cabrillo Beach, San Pedro (Miocene of the United States)

Where: California (33.7° N, 118.3° W: paleocoordinates 33.0° N, 113.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Monterey Formation, Middle Miocene (16.0 - 11.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified, diatomaceous shale

Size class: macrofossils

Preservation: adpression

Collected by E.E. Hadley in 1944; reposited in the LACM

• Formerly given accession number A6, Paleontology number S9008.

Primary reference: W. D. Pierce. 1945. Fossil arthropods of California 7. A fossil whiptail scorpion from Cabrillo Beach. Bulletin of the Southern California Academy of Sciences 44:7-8 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152193: authorized by Matthew Clapham, entered by Matthew Clapham on 11.11.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

• Specimen "is nothing more than a fortuitously-shaped stain on the rock, formed around fossils of filamentous algae" (Dunlop & Tetlie, 2008).
 Pseudofossil -
Thelyphonus hadleyi n. sp. Pierce 1945
LACMIP 2504