Tejon from the McCray Wells (Locality 8 of Waring 1917) (Eocene of the United States)

Where: Ventura County, California (34.3° N, 118.7° W: paleocoordinates 33.4° N, 107.7° W)

• coordinate estimated from map

When: Llajas Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• Originally described as "Tejon," but now mapped as Llajas (Yerkes and Campbell 1995)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

Reposited in the CAS

• Leland Stanford Junior University Paleontology Collections, eventually transferred to the California Academy of Sciences

Primary reference: C. A. Waring. 1917. Stratigraphic and faunal relations of the Martinez to the Chico and Tejon of Southern California. Proceedings of the California Academy of Sciences 7(4):41-124 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 193039: authorized by Jonathan Marcot, entered by Jonathan Marcot on 04.05.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Opisthobranchia - Bullidae
Tornatina evoluta n. sp. Waring 1917 snail
 Heterostropha - Architectonicidae
"Stellaxis cognata" = Architectonica (Stellaxis) cognata
"Stellaxis cognata" = Architectonica (Stellaxis) cognata Gabb 1864 sundial
 Architaenioglossa - Ampullinidae
"Natica hannibali" = Eocernina hannibali
"Natica hannibali" = Eocernina hannibali Dickerson 1914 snail
 Sorbeoconcha - Cerithiopsidae
Cerithiopsis alternata Gabb 1864 snail
as "Cerithopsis alternata"
 Sorbeoconcha - Naticidae
Sinum obliquum Gabb 1864 moon snail
Polynices hornii Gabb 1864 moon snail
"Amauropsis alveata" = Amaurellina moragai Stewart 1927 moon snail
 Neogastropoda - Clavatulidae
"? Surcula sp." = Turricula
"? Surcula sp." = Turricula Schumacher 1817 snail
 Neogastropoda - Conidae
Conus remondii Gabb 1864 cone shell
 Neogastropoda - Volutidae
Lyria andersoni n. sp. Waring 1917 volute
 Sorbeoconcha - Seraphsidae
"Tornatina erratica" = Paraseraphs erraticus
"Tornatina erratica" = Paraseraphs erraticus Cooper 1894 snail
 Sorbeoconcha - Strombidae
"Rimella canalifera" = Ectinochilus (Cowlitzia) canalifer
"Rimella canalifera" = Ectinochilus (Cowlitzia) canalifer Gabb 1864 true conch
 Sorbeoconcha - Bursidae
Bursa washingtoniana Weaver 1912 frog shell
 Sorbeoconcha - Cassidae
"Galeodea (Morio) tuberculata" = Galeodea tuberculiformis
"Galeodea (Morio) tuberculata" = Galeodea tuberculiformis Gabb 1864 snail
 Cerithioidea - Turritellidae
Turritella andersoni Dickerson 1916 turret shell
Turritella uvasana Conrad 1855 turret shell
Turritella pachecoensis Stanton 1896 turret shell
"Turritella martinezensis" = Mesalia martinezensis Gabb 1869 turret shell
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium stramineum Gabb 1864 tusk shell
Bivalvia
 Arcida - Glycymerididae
"Glycimeris maccrayi n. sp." = Glycymerita major
"Glycimeris maccrayi n. sp." = Glycymerita major Stanton 1896 clam
 Ostreida - Pinnidae
"Pinna lewisi" = Pinna (Pinna) lewisi
"Pinna lewisi" = Pinna (Pinna) lewisi Waring 1914 oyster
 Mytilida - Mytilidae
Septifer elegans Waring 1917 mussel
 Pholadida - Corbulidae
"Corbula dilatata n. sp." = Caryocorbula complicata
"Corbula dilatata n. sp." = Caryocorbula complicata Hanna 1924 clam
 Cardiida - Veneridae
"Isocardia tejonensis" = Nitidavenus tejonensis
"Isocardia tejonensis" = Nitidavenus tejonensis Waring 1914 venus clam
Listed as n. sp. but already published in Waring 1914 from locality 193040
 Carditida - Carditidae
"Venericardia planicosta" = Venericor planicosta, "Cardita superioris n. sp." = Cardita (Cardita) superioris
"Venericardia planicosta" = Venericor planicosta Lamarck 1801 clam
subspecies hornii
"Cardita superioris n. sp." = Cardita (Cardita) superioris Waring 1917 clam