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: Neopopanoceras haugi ammonoid zone, Prida Formation (Star Peak Group), Spathian (251.3 - 247.2 Ma)
Environment/lithology: marine; lithified, massive limestone
Size class: macrofossils
Reposited in the USNM
Primary reference: H. Bucher. 1989. Lower Anisian ammonoids from the northern Humboldt Range (northwestern Nevada, USA) and their bearing upon the Lower-Middle Triassic boundary. Eclogae Geologicae Helvetiae 82:945-1002 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 107731: authorized by Matthew Clapham, entered by Matthew Clapham on 14.04.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Preflorianites cf. intermedius" = Sulioticeras intermedium
"Preflorianites cf. intermedius" = Sulioticeras intermedium Tozer 1965 ceratite |