Where: Los Angeles County, California (34.0° N, 118.3° W: paleocoordinates 33.9° N, 117.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Fernando Formation, Piacenzian (3.6 - 2.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: coastal; poorly lithified sandstone
Size class: macrofossils
Collected by G.P. Kanakoff in 1966; reposited in the LACM
Primary reference: J. D. Nations. 1975. The genus Cancer (Crustacea: Brachyura): systematics, biogeography and fossil record. Natural History Museum of Los Angeles County Science Bulletin 23:1-104 [C. Schweitzer/C. Schweitzer]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 226593: authorized by Matthew Clapham, entered by Matthew Clapham on 16.07.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
"Cancer (Romaleon) polyodon" = Romaleon polyodon, "Cancer (Glebocarcinus) allisoni" = Cancer allisoni, "Cancer (Cancer) chaneyi" = Cancer chaneyi, "Cancer (Cancer) productus" = Cancer productus, "Cancer (Metacarcinus) gracilis" = Metacarcinus gracilis
"Cancer (Romaleon) polyodon" = Romaleon polyodon Poeppig 1836 crab
"Cancer (Glebocarcinus) allisoni" = Cancer allisoni Nations 1975 crab
"Cancer (Cancer) chaneyi" = Cancer chaneyi Nations 1975 crab
"Cancer (Cancer) productus" = Cancer productus Randall 1839 crab
"Cancer (Metacarcinus) gracilis" = Metacarcinus gracilis Dana 1852 crab |