UCLA 2588, Garzas Creek (Cretaceous of the United States)

Where: Stanislaus County, California (37.2° N, 121.1° W: paleocoordinates 43.3° N, 96.5° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Moreno Formation, Maastrichtian (72.1 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by W.P. Popenoe in 1951; reposited in the LACM

Primary reference: W. P. Elder and J. W. Miller. 1993. Map and checklists of Jurassic and Cretaceous macrofossil localities within the San Jose 1:100,000 Quadrangle, California, and discussion of paleontological results. United States Geological Survey Open-File Report 93-503:1-49 [M. Clapham/M. Clapham]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 185509: authorized by Matthew Clapham, entered by Matthew Clapham on 25.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Glycymerididae
"Glycymeris (Glycymeris) aff. veatchii" = Axinaea veatchii
"Glycymeris (Glycymeris) aff. veatchii" = Axinaea veatchii Gabb 1864 clam
 Arcida - Cucullaeidae
"Idonearca "n. sp. B"" = Cucullaea (Idonearca)
"Idonearca "n. sp. B"" = Cucullaea (Idonearca) Conrad 1862 clam
 Ostreida - Gryphaeidae
Pycnodonte (Pycnodonte) sp. Fischer von Waldheim 1835 oyster
 Mytilida - Mytilidae
"Septifer sp." = Mytilus (Septifer)
"Septifer sp." = Mytilus (Septifer) R├ęcluz 1848 mussel
 Cardiida -
 Cardiida - Mactridae
Gastropoda
 Stromboidea - Aporrhaidae
 Ficoidea - Ficidae
? Priscoficus sp. Conrad 1866 fig shell
 Naticoidea - Naticidae
Polinices sp. Monfort 1810 moon snail
 Calyptraeoidea - Trichotropidae
Lysis sp. Gabb 1864 snail
 Sorbeoconcha - Potamididae
? Bittiscala sp. Finlay and Marwick 1937 horn snail
 Sorbeoconcha - Turritellidae
Turritella chaneyi Merriam 1941 turret shell
Cephalopoda
 Ammonitida - Baculitidae
Baculites aff. inornatus Meek 1862 ammonite