UCR 4990 (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 200753: authorized by Mark Uhen, entered by Mark Uhen on 15.04.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Cardiida - Veneridae
Pitar uvasanus venus clam
subspecies uvasanus
Gastropoda
 Opisthobranchia - Cylichnidae
 Neogastropoda - Fasciolariidae
 Neogastropoda - Volutidae
"Voluta" cf. eomagna Vokes 1939 volute
 Neogastropoda - Turridae
 Stromboidea - Strombidae
"Surculites mathewsonii" = Fusus mathewsonii, "Ectinochilus supraplicatus" = Rimella
"Surculites mathewsonii" = Fusus mathewsonii Gabb 1864 true conch
"Ectinochilus supraplicatus" = Rimella true conch
 Ficoidea - Ficidae
"Pseudoperissolax blakei" = Perissolax blakei
"Pseudoperissolax blakei" = Perissolax blakei Conrad 1855 fig shell
 Naticoidea - Naticidae
Tejonia morangai moon snail
 Sorbeoconcha - Turritellidae
Turritella uvasana Conrad 1855 turret shell
subspecies neopleura