A3241 Peachtree Valley (Miocene of the United States)

Also known as UCMP A3241

Where: Monterey County, California (36.1° N, 120.7° W: paleocoordinates 35.4° N, 116.4° W)

• coordinate stated in text

When: Pancho Rico Formation, Miocene (23.0 - 5.3 Ma)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by N. L. Taliaferro and class in 1937

Primary reference: D. L. Durham and W. O. Addicott. 1965. Pancho Rico Formation, Salinas Valley. United States Geological Survey Professional Paper 524(A):A1-A22 [P. Holroyd/S. Tremblay]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 195300: authorized by Patricia Holroyd, entered by Susan Tremblay on 03.08.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Echinoidea
 Clypeasteroida - Echinarachniidae
Astrodapsis cf. arnoldi Clark and Twitchell 1915 sand dollar
Gastropoda
 Neogastropoda - Siphonaliidae
 Neogastropoda - Nassariidae
Nassarius grammatus Dall 1917 snail
 Sorbeoconcha - Naticidae
"Neverita recluziana" = Glossaulax reclusiana
"Neverita recluziana" = Glossaulax reclusiana Deshayes 1839 moon snail
Bivalvia
 Hiatellida - Hiatellidae
"Panope abrupta" = Panopea abrupta
"Panope abrupta" = Panopea abrupta Conrad 1849 clam
 Solenida - Solenidae
"Solen perrini" = Solena (Eosolen) perrini
"Solen perrini" = Solena (Eosolen) perrini Clark 1915 clam
 Pholadida - Pholadidae
Zirfaea pilsbryi Lowe 1931 clam
 Pholadida - Myidae
Cryptomya californica Conrad 1837 softshell clam
 Cardiida - Cardiidae
"Trachycardium quadragenarium" = Dallocardia quadragenarium
"Trachycardium quadragenarium" = Dallocardia quadragenarium Conrad 1837 cockle