Humboldt Mining District (Triassic of the United States)

Where: Nevada (40.5° N, 118.1° W: paleocoordinates 11.1° N, 41.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Illyrian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, silty limestone

Size class: macrofossils

Collection methods: Repository: Academy of Natural Sciences, Philadelphia (ANSP)

Primary reference: W. M. Gabb. 1864. Description of the Triassic fossils of California and the adjacent territories. Geological Survey of California Palaeontology 1:19-35 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 142614: authorized by Matthew Clapham, entered by Matthew Clapham on 14.04.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Longobarditidae
Longobardites sp.1 von Mojsisovics 1882 ceratite
Small specimen of Gabb's C. haidingeri
 Ceratitida - Sageceratidae
Sageceras gabbi n. sp.1 Mojsisovics 1873 ceratite
 Ceratitida - Ceratitidae
"Beyrichites rotelliformis" = Gymnotoceras rotelliformis2
"Beyrichites rotelliformis" = Gymnotoceras rotelliformis2 Meek 1877 ceratite
Bivalvia
 Pholadida - Corbulidae
"Corbula" blakei n. sp. Gabb 1864 clam