LACM 1557 (Miocene of the United States)

Also known as UCMP V-6323, LACM 1625, UCMP V-6324, UCMP V-6843, UCMP V-68131, LACM 7116, UCMP V-69169

Where: Kern County, California (35.5° N, 118.9° W: paleocoordinates 35.3° N, 114.4° W)

• coordinate estimated from map

When: Temblor Formation, Serravallian (13.8 - 11.6 Ma)

• late middle Miocene

Environment/lithology: marine; siltstone

Size class: macrofossils

Preservation: original phosphate

Reposited in the LACM

Collection methods: surface (in situ),

Primary reference: E. D. Mitchell. 1966. The Miocene pinniped Allodesmus. University of California Publications in Geological Sciences 61:1-105 [M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 58987: authorized by Mark Uhen, entered by Mark Uhen on 03.03.2006, edited by Catalina Pimiento and Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Perissodactyla - Equidae
Hypohippus sp.4 Leidy 1858 anchitheriine horse
LACM 4330
 Cetacea - Allodelphinidae
"Squalodon errabundus" = Zarhinocetus errabundus2
"Squalodon errabundus" = Zarhinocetus errabundus2 Kellogg 1931 toothed whale
 Carnivora - Odobenidae
Neotherium mirum5 Kellogg 1931 walrus
UCMP 81665 from UCMP Loc. V68131
 Carnivora - Desmatophocidae
"Allodesmus kelloggi n. sp." = Allodesmus kernensis, "Allodesmus gracilis n. sp." = Allodesmus kernensis1
"Allodesmus kelloggi n. sp." = Allodesmus kernensis Kellogg 1922 pinniped
"Allodesmus gracilis n. sp." = Allodesmus kernensis1 Kellogg 1922 pinniped
Chondrichthyes
 Lamniformes - Otodontidae
"Carcharocles megalodon" = Otodus megalodon3
"Carcharocles megalodon" = Otodus megalodon3 Agassiz 1835 megalodon
LACM 10147-10148. Loc. 1625. Barstovian according with label