Mount Hamilton road (Miocene to of the United States)

Where: California (37.4° N, 121.8° W: paleocoordinates 36.8° N, 118.3° W)

• coordinate estimated from map

When: Briones Formation, Serravallian to Serravallian (13.8 - 7.2 Ma)

• AGE: edited following EPICC stratigraphic revision [6/13/2020].

• formation-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: V. L. VanderHoof. 1937. A study of the Miocene sirenian Desmostylus. University of California Publications in Geological Sciences 24(8):169-262 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 159599: authorized by Mark Uhen, entered by Mark Uhen on 05.08.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pectinoidae
"Pecten (Lyropecten) estrellanus" = Nodipecten estrellanus, "Pecten (Chlamys) nutteri" = Nanaochlamys nutteri, "Pecten (Lyropecten) crassicardo" = Lyropecten crassicardo
"Pecten (Lyropecten) estrellanus" = Nodipecten estrellanus Conrad 1856 scallop
"Pecten (Chlamys) nutteri" = Nanaochlamys nutteri Arnold 1906 scallop
"Pecten (Lyropecten) crassicardo" = Lyropecten crassicardo Conrad 1856 scallop
Mammalia
 Perissodactyla - Desmostylidae
Desmostylus hesperus Marsh 1888 desmostylian