S.U.# 2367 - Fresno [Tumey Fm] (Eocene of the United States)

Where: Fresno County, California (36.5° N, 120.5° W: paleocoordinates 35.6° N, 109.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tumey Formation, Priabonian (38.0 - 33.9 Ma)

• The Tumey Sandstone occurs as a alrge lens in the shale of the Kreyenhagen Formation. The maximum thickness the Tumey Sandstone reaches is 800 ft. The Tumey Sandstone is overlain by the upper Kreyenhagen Shale and Temblor Formation. Has often been referred to as Eocene-Oligocene, but is early to middle Oligocene acccording to more recent correlation charts (e.g. Hickman, 1969). AGE: modified to Priabonian and "Tumey Formation" following EPICC stratigraphy revision [Hendy, 6/2020].

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, fine-grained sandstone

• No environmental data reported, but assemblages appear to represent and offshore shel environment.
• Fossiliferous fine sandstone

Size class: macrofossils

Preservation: mold/impression

Collection methods: quarrying,

• Collection presumably reposited at Stanford University.

Primary reference: J. Zimmerman. 1944. Tumey Sandstone (Tertiary), Fresno County, California. Bulletin of the American Association of Petroleum Geologists 28(7):953-976 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 52626: authorized by Austin Hendy, entered by Austin Hendy on 12.08.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

• Exhaustive for mollusca with foraminifera. Nomenclature is somewhat antiquated, but with many species designations.
Echinoidea
 Clypeasteroida - Scutellidae
Scutella sp. Lamarck 1816 sand dollar
Bivalvia
 Nuculida - Nuculidae
"Acila shumardi" = Acila (Truncacila) shumardi
"Acila shumardi" = Acila (Truncacila) shumardi Dall 1909 divaricate nutclam
 Nuculanida - Sareptidae
"Yoldia aff. packardi" = Portlandia (Portlandia) packardi
"Yoldia aff. packardi" = Portlandia (Portlandia) packardi Clark 1918 clam
 Arcida - Glycymerididae
Glycymeris sp. Da Costa 1778 clam
 Pectinida - Pectinoidae
"Pecten aff. yneziana" = Vertipecten yneziana
"Pecten aff. yneziana" = Vertipecten yneziana Arnold 1907 scallop
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
 Mytilida - Mytilidae
"Volsella cf. porterensis" = Modiolus porterensis, Mytilus sp.
"Volsella cf. porterensis" = Modiolus porterensis Clark 1925 mussel
Mytilus sp. Linnaeus 1758 mussel
 Solenida - Solenidae
Solen sp. Linnaeus 1758 clam
 Cardiida - Ungulinidae
"Taras parilis" = Diplodonta parilis
"Taras parilis" = Diplodonta parilis Conrad 1848 clam
 Cardiida - Mesodesmatidae
Myadesma sp. Clark 1922 clam
Myadesma pacifica Hall and Ambrose 1916 clam
 Cardiida - Veneridae
Macrocallista sp. Meek 1876 venus clam
Tivela sp. Link 1807 venus clam
Pitar sp. Römer 1857 venus clam
"Pitar dalli" = Pitar (Pitar) dalli Weaver 1916 venus clam
 Cardiida - Cardiidae
Cardium sp. Linnaeus 1758 cockle
 Cardiida - Tellinidae
"Macoma lorenzoensis" = Tellina (Eurytellina) lorenzoensis Arnold 1908 tellin clam
Tellina pittsburgensis Clark 1925 tellin clam
 Cardiida - Psammobiidae
Gari (Gobraeus) sp. Brown 1844 clam
 Lucinida - Lucinidae
Lucina sp. Bruguière 1797 clam
 Lucinida - Thyasiridae
"Thyasira cf. folgeri" = Thyasira (Conchocele) folgeri
"Thyasira cf. folgeri" = Thyasira (Conchocele) folgeri Wagner and Schilling 1923 clam
 Carditida - Crassatellidae
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
"Dentalium conradi" = Dentalium pseudonyma Pilsbry and Sharp 1898 tusk shell
Dentalium cf. radiolineata Clark 1918 tusk shell
Gastropoda
 Patellida - Lottiidae
Acmaea aff. dickersoni Van Winkle 1918 limpet
 Epitonioidea - Epitoniidae
Epitonium sp. Bolten 1798 wentletrap
 Sorbeoconcha - Naticidae
"Polinices (Euspira) sp." = Euspira
"Polinices (Euspira) sp." = Euspira Agassiz 1837 moon snail
 Neogastropoda - Clavatulidae
Turricula sp. Schumacher 1817 snail
 Sorbeoconcha - Bursidae
"Strepsidura lincolnensis" = Olequahia lincolnensis
"Strepsidura lincolnensis" = Olequahia lincolnensis Weaver 1916 frog shell
Subspecies: Strepsidura lincolnensis lorenzanum
 Cerithioidea - Turritellidae
Turritella variata Conrad 1857 turret shell
Subspecies: Turritella variata lorenzana
 Neotaenioglossa - Calyptraeidae
Calyptraea sp. Lamarck 1799 slipper shell
Crepidula sp. Lamarck 1799 slipper shell
Anthozoa
 Scleractinia - Oculinidae
"Archohelia weaveri" = Petrophyllia weaveri
"Archohelia weaveri" = Petrophyllia weaveri Durham 1942 stony coral