UCR 4987 (Eocene of the United States)

Where: San Diego County, California (32.8° N, 117.2° W: paleocoordinates 33.5° N, 103.2° W)

• coordinate estimated from map

When: upper Member (Scripps Formation), Lutetian (47.8 - 41.3 Ma)

Environment/lithology: open shallow subtidal; sandstone

• inner shelf

Size class: macrofossils

Primary reference: C. R. Givens and M. P. Kennedy. 1979. Eocene molluscan stages and their correlation, San Diego area, California. Pacific Section SEPM 1979:81-95 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 200751: authorized by Mark Uhen, entered by Mark Uhen on 15.04.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

 Arcida - Glycymerididae
 Carditida - Crassatellidae
Crassatella uvasana Conrad 1855 clam
subspecies semidentata
 Cardiida - Mactridae
"Spisula bisculpturata" = Mactromeris bisculpturata
"Spisula bisculpturata" = Mactromeris bisculpturata Anderson and Hanna 1942 clam
 Cardiida - Veneridae
Pitar uvasanus venus clam
subspecies cf. uvasanus
 Cardiida - Psammobiidae
"Gari hornii" = Gari (Gobraeus) hornii
"Gari hornii" = Gari (Gobraeus) hornii Gabb 1864 clam
 Lucinida - Lucinidae
Miltha cf. packi Dickerson 1916 clam
 Opisthobranchia - Cylichnidae
 Neogastropoda - Buccinidae
 Neogastropoda - Fasciolariidae
"Sassia bilineata" = Fasciolaria bilineata
"Sassia bilineata" = Fasciolaria bilineata Dickerson 1916 tulip snail
 Stromboidea - Strombidae
"Ectinochilus supraplicatus" = Rimella
"Ectinochilus supraplicatus" = Rimella true conch
 Ficoidea - Ficidae
"Pseudoperissolax blakei" = Perissolax blakei, Ficopsis remondii
"Pseudoperissolax blakei" = Perissolax blakei Conrad 1855 fig shell
Ficopsis remondii Gabb 1864 fig shell
subspecies crescentensis
 Sorbeoconcha - Turritellidae
Turritella uvasana Conrad 1855 turret shell
subspecies cf. neopleura