CSUN loc. 845. Canton Canyon (Eocene of the United States)

Where: California (34.6° N, 118.7° W: paleocoordinates 37.1° N, 101.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: P8 foram zone, Turritella uvasana infera fauna Member (Juncal Formation), Ypresian (56.0 - 47.8 Ma)

• CP10 & NP12 calcareous nannoplankton zones

• bed-level stratigraphic resolution

Environment/lithology: sandstone

• Transition zone

Size classes: macrofossils, mesofossils

Reposited in the UCMP

Primary reference: R. L. Squires. 1987. Eocene molluscan paleontology of the Whitaker Peak area, Los Angeles and Ventura counties, California. Contributions in Science, Natural History Museum of Los Angeles County 388:1-93 [P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 178752: authorized by Pete Wagner, entered by Pete Wagner on 13.05.2016, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Neotaenioglossa - Calyptraeidae
Calyptraea diegoana Conrad 1855 slipper shell
 Cerithioidea - Cerithiidae
"? Bittium dumblei" = Cerithium dumblei
"? Bittium dumblei" = Cerithium dumblei Dickerson 1916 cerith snail
 Cerithioidea - Turritellidae
Turritella uvasana Conrad 1855 turret shell
Turritella uvasana infera
 Architaenioglossa - Ampullinidae
Eocernina hannibali Dickerson 1914 snail
 Neogastropoda - Olividae
Olivella mathewsonii Gabb 1864 olive snail
 Neogastropoda - Fasciolariidae
Streptochetus californiana n. sp. Squires 1987 snail
"Sassia bilineata" = Fasciolaria bilineata Dickerson 1916 tulip snail
 Neogastropoda - Clavatulidae
"Cryptoconus cooperi" = Turricula cooperi
"Cryptoconus cooperi" = Turricula cooperi Dickerson 1916 snail
 Neogastropoda - Volutidae
Lyria andersoni Waring 1917 volute
Athleta roddai n. sp. Squires 1987 volute
 Sorbeoconcha - Ficidae
Ficopsis remondii Gabb 1864 fig shell
Ficopsis remondii crescentensis
 Sorbeoconcha - Cassidae
 Sorbeoconcha - Naticidae
Amaurellina caleocia Vokes 1939 moon snail
Neverita (Neverita) globosa Gabb 1869 moon snail
Crommium pinyonensis Dickerson 1914 moon snail
 Opisthobranchia - Retusidae
Cylichnina tantilla Anderson and Hanna 1925 snail
Bivalvia
 Ostreida - Gryphaeidae
"Ostrea haleyi" = Phygraea haleyi
"Ostrea haleyi" = Phygraea haleyi Hertlein 1933 oyster
 Lucinida - Lucinidae
"Miltha packi" = Gibbolucina (Eomiltha) packi Dickerson 1916 clam
 Pholadida - Corbulidae
Corbula (Caryocorbula) dickersoni, "Corbula (Varicorbula) capayana" = Varicorbula capayana
Corbula (Caryocorbula) dickersoni Weaver and Palmer 1922 clam
"Corbula (Varicorbula) capayana" = Varicorbula capayana Vokes 1939 clam
 Cardiida - Chamidae
Chama piruensis Squires 1987 jewel box
 Cardiida - Tellinidae
Tellina (Macaliopsis) aff. rosa tellin clam
as "Tellina (Macaliopsis) new species? aff. T. (M.) rosa"
 Cardiida - Psammobiidae
"Gari aff. eoundulata" = Gari (Gobraeus) eoundulata
"Gari aff. eoundulata" = Gari (Gobraeus) eoundulata Vokes 1939 clam
as "Gari new species? aff. G. eoundulata"