Where: Idaho (43.1° N, 111.6° W: paleocoordinates 13.2° N, 34.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Thaynes Formation, Olenekian (251.2 - 247.2 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Primary reference: G. H. Girty. 1927. Descriptions of new species of Carboniferous and Triassic fossils (from southeastern Idaho). United States Geological Survey Professional Paper 152:411-446 [P. Wagner/P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 61722: authorized by Tom Olszewski, entered by Leigh Fall on 23.06.2006, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Spiriferina roundyi Girty 1927 | |
Vex semisimplex n. gen.
Vex semisimplex n. gen. White 1879 |