UCR loc. 4922 (Eocene of the United States)

Also known as UCMP loc. 5062

Where: San Diego County, California (32.9° N, 117.3° W: paleocoordinates 33.6° N, 103.2° W)

• coordinate estimated from map

When: Ardath Formation (La Jolla Group), Lutetian (47.8 - 41.3 Ma)

Environment/lithology: deep subtidal shelf; shale

Size class: macrofossils

Primary reference: M. A. Hanna. 1927. An Eocene invertebrate fauna from the La Jolla Quadrangle, California . University of California Publications Bulletin of the Department of Geological Sciences 16(8):247-398 [J. Marcot/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 200720: authorized by Mark Uhen, entered by Mark Uhen on 15.04.2019, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Heterostropha - Pyramidellidae
Turbonilla letzia n. sp. Hanna 1927 snail
Pyramidella etheringtoni n. sp. Hanna 1927 snail
 Architaenioglossa - Ampullinidae
Eocernina cf. hannibali Dickerson 1914 snail
 Sorbeoconcha - Cassidae
Phalium tuberculiformis Gabb 1864 snail
 Sorbeoconcha - Cymatiidae
"Olequahia domenginica" = Ranella domenginica
"Olequahia domenginica" = Ranella domenginica Vokes 1939 snail
 Neogastropoda - Volutidae
"Pejona lajollaensis n. sp." = Lyrischapa lajollaensis
"Pejona lajollaensis n. sp." = Lyrischapa lajollaensis Hanna 1927 volute
 Neogastropoda - Fasciolariidae
"Fusinus teglandi n. sp." = Fusinus teglandae
"Fusinus teglandi n. sp." = Fusinus teglandae Hanna 1927 snail
 Sorbeoconcha - Strombidae
"Ectinochilus supraplicatus" = Rimella supraplicata, "Cowlitzia simplex" = Rimella supraplicata, "Cowlitzia problematica n. sp." = Rimella supraplicata, Ectinochilus macilentus
"Ectinochilus supraplicatus" = Rimella supraplicata Gabb 1864 true conch
"Cowlitzia simplex" = Rimella supraplicata Gabb 1864 true conch
"Cowlitzia problematica n. sp." = Rimella supraplicata Gabb 1864 true conch
Ectinochilus macilentus White 1889 true conch
 Sorbeoconcha - Xenophoridae
Xenophora cf. stocki Dickerson 1916 carrier shell
 Sorbeoconcha - Tornidae
Teinostoma monta n. sp. Hanna 1927 snail
 Sorbeoconcha - Naticidae
Tejonia moragai Stewart 1927 moon snail
 Cerithioidea - Turritellidae
Turritella andersoni Dickerson 1916 turret shell
"Turritella lawsoni" = Turritella andersoni lawsoni Dickerson 1916 turret shell
Turritella uvasana Conrad 1855 turret shell
subspecies applinae
Turritella scrippsensis Hanna 1927 turret shell
Bivalvia
 Cardiida - Cardiidae
"Cardium sorrentoensis" = Agnocardia sorrentoensis, "Cardium cooperi" = Nemocardium (Nemocardium) linteum
"Cardium sorrentoensis" = Agnocardia sorrentoensis Hanna 1927 cockle
"Cardium cooperi" = Nemocardium (Nemocardium) linteum Conrad 1855 cockle
 Cardiida - Tellinidae
"Tellina vorbei n. sp." = Tellina (Angulus) vorbei, "Tellina scrippsensis n. sp." = Tellina (Angulus) scrippsensis
"Tellina vorbei n. sp." = Tellina (Angulus) vorbei Hanna 1927 tellin clam
"Tellina scrippsensis n. sp." = Tellina (Angulus) scrippsensis Hanna 1927 tellin clam
 Cardiida - Veneridae
Pitaria verticala n. sp. Hanna 1927 venus clam
Pitaria intica n. sp. Hanna 1927 venus clam
Pitar cf. joaquinensis Vokes 1939 venus clam
 Cardiida - Gastrochaenidae
Gastrochaena dubitata n. sp. Hanna 1927 clam
 Pholadida - Corbulidae
Corbula wardii n. sp. Hanna 1927 clam
Corbula cliffensis n. sp. Hanna 1927 clam
 Solenida - Solenidae
"Solen novacula" = Solena (Eosolen) novacularis
"Solen novacula" = Solena (Eosolen) novacularis Anderson and Hanna 1925 clam
plesiotype locality
 Carditida - Cardiniidae
"Corbis mclellani" = Tellidorella mclellani
"Corbis mclellani" = Tellidorella mclellani Hanna 1927 clam
 Carditida - Carditidae
"Cardita sandiegoensis n. sp." = Glyptoactis (Claibornicardia) sandiegoensis
"Cardita sandiegoensis n. sp." = Glyptoactis (Claibornicardia) sandiegoensis Hanna 1927 clam
 Carditida - Crassatellidae
"Crassatellites mulates n. sp." = Crassatella mulates
"Crassatellites mulates n. sp." = Crassatella mulates Hanna 1927 clam
 Arcida - Arcidae
"Barbatia cliffensis n. sp." = Barbatia (Cucullaearca) cliffensis
"Barbatia cliffensis n. sp." = Barbatia (Cucullaearca) cliffensis Hanna 1927 clam
 Arcida - Parallelodontidae
"Barbatia woodfordi" = Porterius woodfordi
"Barbatia woodfordi" = Porterius woodfordi Hanna 1927 clam
 Pectinida - Propeamussiidae
"Pecten lajollaensis n. sp." = Parvamussium lajollaensis
"Pecten lajollaensis n. sp." = Parvamussium lajollaensis Hanna 1927 mud scallop
 Pectinida - Pectinoidae
Spondylus cliffensis n. sp. Hanna 1927 scallop
 Ostreida - Gryphaeidae
"Ostrea stewarti n. sp." = Phygraea stewarti
"Ostrea stewarti n. sp." = Phygraea stewarti Hanna 1927 oyster
 Mytilida - Mytilidae
"Lithophaga mcknighti n. sp." = Adula mcknighti
"Lithophaga mcknighti n. sp." = Adula mcknighti Hanna 1927 datemussel
 Nuculida - Nuculidae
"Acila lajollaensis n. sp." = Acila (Truncacila) decisa
"Acila lajollaensis n. sp." = Acila (Truncacila) decisa Conrad 1855 divaricate nutclam
Anthozoa
 Scleractinia - Flabellidae
Flabellum sandiegoense n. sp. Hanna 1927 stony coral