UC 692 (Eocene of the United States)

Where: Sutter County, California (39.2° N, 121.8° W: paleocoordinates 43.1° N, 103.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Capay Formation, Ypresian (56.0 - 47.8 Ma)

• Nomland 1916 said Tejon Formation but the UCMP loc. 692 now is assigned to the Capay Formation

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: R. E. Dickerson. 1916. Stratigraphy and fauna of the Tejon Eocene of California. University of California Publications Bulletin of the Department of Geology 9(17):363-524 [J. Marcot/J. Marcot]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122339: authorized by Wolfgang Kiessling, entered by Uta Merkel on 21.12.2011, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Scleractinia - Micrabaciidae
Stephanophyllia californica Nomland 1916 stony coral
 Scleractinia - Turbinoliidae
Turbinolia dickersoni Nomland 1916 stony coral
Scaphopoda
 Gadilida - Gadilidae
"Cadulus pusillus" = Cadulus (Platyschides) gabbi
"Cadulus pusillus" = Cadulus (Platyschides) gabbi Sharp and Pilsbry 1898 tusk shell
Bivalvia
 Pectinida - Pectinoidae
Pectinidae indet. Wilkes 1810 scallop
as "Pecten sp."
 Carditida - Crassatellidae
"Crassatellites grandis" = Crassatella uvasana
"Crassatellites grandis" = Crassatella uvasana Conrad 1855 clam
 Carditida - Carditidae
Venericardia sp. Lamarck 1801 clam
 Pholadida - Corbulidae
"Corbula parilis" = Caryocorbula parilis
"Corbula parilis" = Caryocorbula parilis Gabb 1864 clam
 Cardiida - Cardiidae
"Cardium marysvillensis" = Nemocardium (Nemocardium) linteum
"Cardium marysvillensis" = Nemocardium (Nemocardium) linteum Conrad 1855 cockle
 Cardiida - Tellinidae
Tellina sutterensis Dickerson 1913 tellin clam
 Cardiida - Psammobiidae
"Psammobia hornii" = Gari (Gobraeus) hornii
"Psammobia hornii" = Gari (Gobraeus) hornii Gabb 1864 clam
 Cardiida - Veneridae
"Meretrix hornii" = Callista (Costacallista) hornii, "Meretrix ovalis" = Cyclinella elevata
"Meretrix hornii" = Callista (Costacallista) hornii Gabb 1864 venus clam
"Meretrix ovalis" = Cyclinella elevata Gabb 1864 venus clam
 Solenida - Solenidae
"Solen parallelus" = Solena (Plectosolen) parallelus
"Solen parallelus" = Solena (Plectosolen) parallelus Gabb 1864 clam
 Nuculida - Nuculidae
"Acila gabbiana" = Acila (Truncacila) decisa
"Acila gabbiana" = Acila (Truncacila) decisa Conrad 1855 divaricate nutclam
Gastropoda
 Opisthobranchia - Cylichnidae
"Bullaria hornii" = Abderospira hornii, "Cylichna costata" = Scaphander (Mirascapha) costatus
"Bullaria hornii" = Abderospira hornii Gabb 1864 snail
"Cylichna costata" = Scaphander (Mirascapha) costatus Gabb 1864 snail
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
Turritella merriami Dickerson 1913 turret shell
 Neogastropoda - Olividae
Olivella mathewsonii Gabb 1864 olive snail
 Neogastropoda - Volutidae
Caricella stormsiana Dickerson 1913 volute
 Neotaenioglossa - Calyptraeidae
"Calyptraea excentrica" = Calyptraea diegoana
"Calyptraea excentrica" = Calyptraea diegoana Conrad 1855 slipper shell