UCMP A-4989, Bennett Valley (Cretaceous of the United States)

Where: Stanislaus County, California (37.3° N, 121.2° W: paleocoordinates 43.4° N, 96.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Collected by D.F. Collins in 1949; reposited in the UCMP

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 185450: authorized by Matthew Clapham, entered by Matthew Clapham on 23.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Polychaeta
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Bivalvia
 Ostreida - Gryphaeidae
Amphidonte sp. Fischer von Waldheim 1829 oyster
Pycnodonte (Pycnodonte) sp. Fischer von Waldheim 1835 oyster
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
 Pectinida - Pectinoidae
Lyriochlamys aff. traskii Gabb 1864 scallop
 Arcida - Parallelodontidae
Gastropoda
 Sorbeoconcha - Tylostomatidae
"Phasianella ? garzana" = Tylostoma garzana
"Phasianella ? garzana" = Tylostoma garzana Anderson 1958 snail
 Sorbeoconcha - Aporrhaidae
? Tibiaporrhais sp. Elder 1990 snail
 Sorbeoconcha - Naticidae
Naticidae indet. Guilding 1834 moon snail
Cephalopoda
 Ammonoidea -
Ammonitida indet. Hyatt 1889 ammonite