Where: Nevada (40.5° N, 118.1° W: paleocoordinates 12.7° N, 40.7° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Fengshanites/Prohungarites ammonoid zone, Thaynes Formation, Spathian (251.3 - 247.2 Ma)
• Horizon H14
• bed-level stratigraphic resolution
Environment/lithology: deep-water; lithified, concretionary shale
Size class: macrofossils
Primary reference: J. Guex, A. Hungerbühler, J. F. Jenks, L. O'Dogherty, V. Atudorei, D. G. Taylor, H. Bucher and A. Bartolini. 2010. Spathian (Lower Triassic) ammonoids from western USA (Idaho, California, Utah and Nevada). Mémoires de Géologie (Lausanne) 49:1-82 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 109430: authorized by Matthew Clapham, entered by Matthew Clapham on 16.05.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Prohungarites lenticularis n. sp., Prohungarites submckelvei n. sp.
Prohungarites lenticularis n. sp. Guex et al. 2005 ceratite
Prohungarites submckelvei n. sp. Guex et al. 2005 ceratite | |
? Pseudosvalbardiceras humboldtense n. sp. Guex et al. 2005 ceratite |