USGS Cenozoic M1934 Sarah Canyon (Miocene of the United States)

Also known as UCMP IP6938

Where: Monterey County, California (35.9° N, 120.8° W: paleocoordinates 35.2° N, 116.5° W)

• coordinate stated in text

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

• Described in reference as Pliocene. Pancho Rico Formation is Miocene per Addicott 1978 (Geological Survey Bulletin, Issue 1457).

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by D. L Durham, W. O. Addicott in 1963

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 194894: authorized by Patricia Holroyd, entered by Susan Tremblay on 06.07.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pectinoidae
? Lyropecten sp. Conrad 1862 scallop
 Pholadida - Myidae
"Mya arenaria" = Mya (Arenomya) arenaria, "Mya cf. truncata" = Mya (Mya) truncata
"Mya arenaria" = Mya (Arenomya) arenaria Linnaeus 1758 softshell clam
"Mya cf. truncata" = Mya (Mya) truncata Linnaeus 1758 softshell clam
 Cardiida - Mactridae
"Spisula cf. mercedensis" = Mactromeris mercedensis, "Tresus nuttalli" = Tresus nuttallii
"Spisula cf. mercedensis" = Mactromeris mercedensis Packard 1916 clam
"Tresus nuttalli" = Tresus nuttallii Conrad 1837 clam
 Cardiida - Veneridae
"? Protothaca sp." = Leukoma
"? Protothaca sp." = Leukoma Römer 1857 venus clam
 Cardiida - Tellinidae
"Florimetis biangulata" = Psammotreta (Leporimetis) obesa Deshayes 1855 tellin clam
Macoma affinis tellin clam
Macoma cf. arnheimi tellin clam
"Macoma cf. indentata" = Macoma (Rexithaerus) indentata Carpenter 1864 tellin clam
"Macoma secta" = Macoma (Rexithaerus) secta Conrad 1837 tellin clam
Macoma nasuta Conrad 1837 tellin clam
 Solenida - Solenidae
"Solen perrini" = Solena (Eosolen) perrini
"Solen perrini" = Solena (Eosolen) perrini Clark 1915 clam
Gastropoda
 Neogastropoda - Buccinidae
"Kelletia cf. kelleti" = Kelletia kelletii
"Kelletia cf. kelleti" = Kelletia kelletii Forbes 1852 true whelk
 Neogastropoda - Muricidae
Ocenebra cf. tethys murex snail
 Naticoidea - Naticidae
"Neverita recluziana" = Glossaulax reclusiana
"Neverita recluziana" = Glossaulax reclusiana Deshayes 1841 moon snail
 Calyptraeoidea - Calyptraeidae
Calyptraea filosa Gabb 1866 slipper shell
Crepidula cf. onyx Sowerby 1824 slipper shell
 Sorbeoconcha - Turritellidae
Turritella "n. sp. ?" Lamarck 1799 turret shell
 Sorbeoconcha - Cerithiidae
Bittium sp. Gray 1847 cerith snail
 Sorbeoconcha - Procerithiidae
"Bittium cf. attenuatum" = Lirobittium attenuatum
"Bittium cf. attenuatum" = Lirobittium attenuatum Carpenter 1864 snail
subsp. multifilosum
 Trochoidea - Trochidae
Calliostoma cf. ligatum Gould 1849 top snail