Where: Lassen County, California (39.8° N, 120.0° W: paleocoordinates 39.7° N, 117.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Late/Upper Hemphillian (10.3 - 4.9 Ma)
• member-level stratigraphic resolution
Environment/lithology: terrestrial; tuffaceous, brown, red sandstone and tuffaceous, sandy siltstone
Size class: macrofossils
Primary reference: T. S. Kelly and R. Secord. 2011. A Reevaluation of the Mammalian Fauna From the Hallelujah Formation, Long Valley, Lassen County, California. Paludicola 8(3):142-154 [J. Marcot/J. Marcot]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 175219: authorized by Jonathan Marcot, entered by Jonathan Marcot on 05.12.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Proboscidea indet. Illiger 1811 proboscidean | |
Dinohippus mexicanus Lance 1950 horse | |
cf. Hemiauchenia sp. Gervais and Ameghino 1880 camel |