CSUN Loc. 477 - Chivo Canyon [Llajas Fm] (Eocene of the United States)

Where: Ventura County, California (34.3° N, 118.7° W: paleocoordinates 35.0° N, 104.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Llajas Formation, Lutetian (47.8 - 41.3 Ma)

• Stewart Bed

• bed-level stratigraphic resolution

Environment/lithology: offshore; sandstone

Size class: macrofossils

Preservation: mold/impression

Reposited in the LACM

• Collected by R.L. Squires, (1978)

Primary reference: R. L. Squires. 1984. Megapaleontology of the Eocene Llajas Formation, Simi Valley, California. Contributions in Science, Natural History Museum of Los Angeles County 350:1-76 [M. Clapham/M. Clapham]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 201257: authorized by Jonathan Marcot, entered by Jonathan Marcot on 02.05.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Foraminifera
 Nummulitacea - Asterocyclinidae
"Pseudophragmina (Proporocyclina) clarki" = Pseudophragmina clarki
"Pseudophragmina (Proporocyclina) clarki" = Pseudophragmina clarki Cushman 1920
Anthozoa
 Scleractinia - Acrosmiliidae
"? Trochocyathus striatus" = Trochosmilia (Acrosmilia) striata
"? Trochocyathus striatus" = Trochosmilia (Acrosmilia) striata Gabb 1864 stony coral
Bivalvia
 Solenida - Solenidae
"Solena (Eosalen) navacularis" = Solena (Eosolen) novacularis
"Solena (Eosalen) navacularis" = Solena (Eosolen) novacularis Anderson and Hanna 1925 clam
Gastropoda
 Architaenioglossa - Ampullinidae
Eocernina hannibali Dickerson 1914 snail
 Sorbeoconcha - Ficidae
Ficopsis remondii Gabb 1864 fig shell
as Ficopsis remondii crescentensis
 Sorbeoconcha - Xenophoridae
Xenophora stocki Dickerson 1916 carrier shell