Where: Nevada (39.9° N, 117.5° W: paleocoordinates 10.3° N, 41.6° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Nevadisculites taylori ammonoid zone, Fossil Hill Member (Favret Formation), Pelsonian (247.2 - 242.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, massive limestone
Size class: macrofossils
Primary reference: H. Bucher. 1988. A new Middle Anisian (Middle Triassic) ammonoid zone from northwestern Nevada. Eclogae Geologicae Helvetiae 81(3):723-762 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 105077: authorized by Matthew Clapham, entered by Matthew Clapham on 15.02.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Augustaceras escheri Bucher 1988 ceratite
Augustaceras staffordi Bucher 1988 ceratite | |
Eogymnotoceras thompsoni Bucher 1988 ceratite
Anagymnotoceras "sp. C" McLearn 1946 ceratite |