Where: Bear Lake County, Idaho (42.3° N, 111.2° W: paleocoordinates 14.9° N, 32.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Meade Peak Member (Phosphoria Formation), Roadian (272.3 - 268.8 Ma)
• Some 10-15 feet above a limestone whih directly overlies the main phosphate beds
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified, concretionary, phosphatic, black shale
Size class: macrofossils
Preservation: mold/impression
Collected by A.G. Fischer
Primary reference: A. K. Miller, W. M. Furnish, and D. L. Clark. 1957. Permian ammonoids from western United States. Journal of Paleontology 31(6):1057-1068 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 105291: authorized by Matthew Clapham, entered by Matthew Clapham on 18.02.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Spirolegoceras fischeri n. gen. n. sp.
Spirolegoceras fischeri n. gen. n. sp. Miller et al. 1957 ammonite | |
Demarezites furnishi n. sp.
Demarezites furnishi n. sp. Spinosa and Nassichuk 1994 ammonite |