Buena Vista Canyon, west of Unionville, West Humboldt Range (Triassic of the United States)

Where: Nevada (40.5° N, 118.2° W: paleocoordinates 11.1° N, 41.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Anisian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, silty limestone

Size class: macrofossils

Reposited in the USNM

Primary reference: A. Hyatt and J. P. Smith. 1905. The Triassic cephalopod genera of America. United States Geological Survey Professional Paper 40:1-394 [D. Bottjer/C. Powers/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 33197: authorized by David Bottjer, entered by Catherine Powers on 23.07.2003, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Balatonitidae
"Dinarites bonaevistae n. sp." = Platycuccoceras bonaevistae
"Dinarites bonaevistae n. sp." = Platycuccoceras bonaevistae Hyatt and Smith 1905 ceratite
 Ceratitida - Ceratitidae
? Gymnotoceras sp.2, "Ceratites (Gymnotoceras) blakei" = Gymnotoceras blakei3
? Gymnotoceras sp.2 Hyatt 1877 ceratite
Acrochordiceras alternans in pl 33, figs 4-5 (Smith, 1914), possibly pathologic specimen
"Ceratites (Gymnotoceras) blakei" = Gymnotoceras blakei3 Gabb 1864 ceratite
 Ceratitida - Acrochordiceratidae
"Acrochordiceras alternans n. sp." = Acrochordiceras hyatti3
"Acrochordiceras alternans n. sp." = Acrochordiceras hyatti3 Meek 1877 ceratite
 Ceratitida - Danubitidae
"Balatonites hadleyi n. sp." = Unionvillites hadleyi3
"Balatonites hadleyi n. sp." = Unionvillites hadleyi3 Smith 1914 ceratite
 Nautilida - Liroceratidae
Paranautilus smithi1 Kummel 1953 nautiloid