Where: Bear Lake County, Idaho (42.2° N, 111.4° W: paleocoordinates 11.7° N, 35.4° W)
• coordinate based on nearby landmark
When: Thaynes Formation, Spathian (251.3 - 247.2 Ma)
• It crops about 30 feet above the Tirolites zone
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, brown limestone
Size class: macrofossils
Collected by R.S. Spence; 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 33319: authorized by David Bottjer, entered by Catherine Powers on 25.07.2003, edited by Matthew Clapham, Bethany Allen and Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
| Chondrichthyes | |
"Cosmacanthus elegans" = Nemacanthus elegans5
| |
| Lingulata | |
|
Lingularia sp.1 Biernat and Emig 1993 | |
| Rhynchonellata | |
|
"Rhynchonella" sp. Fischer 1809 | |
| Cephalopoda | |
"Meekoceras pilatum n. sp." = Bajarunia pilata, "Meekoceras curticostatum" = Bajarunia pilata5, "Meekoceras micromphalus" = Bajarunia pilata5, "Meekoceras sanctorum" = Bajarunia pilata5
"Meekoceras pilatum n. sp." = Bajarunia pilata Hyatt and Smith 1905 ceratite | |
Dalmatites kittli n. sp.3
| |
"Ophiceras spencei" = Xenoceltites spencei
"Ophiceras spencei" = Xenoceltites spencei Hyatt and Smith 1905 ceratite | |
"Pseudosageceras intermontanum" = Pseudosageceras multilobatum
"Pseudosageceras intermontanum" = Pseudosageceras multilobatum Noetling 1905 ceratite | |
"Meekoceras (Prionolobus) jacksoni n. sp." = Jeanbesseiceras jacksoni
"Meekoceras (Prionolobus) jacksoni n. sp." = Jeanbesseiceras jacksoni Hyatt and Smith 1905 ceratite | |
"Pseudharpoceras idahoense" = Hellenites idahoense5
| |
Tirolites smithi n. sp.3
| |
"Celtites apostolicus" = Rudolftruempyiceras apostolicum5, "Celtites planovolvis" = Rudolftruempyiceras apostolicum5, "Celtites ursensis" = Rudolftruempyiceras apostolicum5, "Columbites parisianus n. gen. n. sp." = Columbites parisianus, "Columbites minimus" = Columbites parisianus5, "Columbites ligatus" = Columbites parisianus5, "Columbites consanguineus" = Columbites parisianus5, "Columbites ornatus" = Columbites parisianus5, "Columbites spencei n. sp." = Columbites parisianus4
"Columbites parisianus n. gen. n. sp." = Columbites parisianus Hyatt and Smith 1905 ceratite | |
"Nautilitaceae indet." = Nautiloidea2
| |
|
Orthoceras sp.5 Breynius 1832 | |
| Bivalvia | |
|
"Pseudomonotis" idahoensis scallop | |