Where: Porter County, Indiana (41.5° N, 87.1° W: paleocoordinates 23.1° S, 53.7° W)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Pterospathodus amorphognathoides conodont zone, Salamonie Dolomite Formation (Edgewood Group), Telychian (438.5 - 433.4 Ma)
• Underlies Pleasant Mills; overlies Sexton Creek.
• group of beds-level stratigraphic resolution
Environment/lithology: gray, silty, cherty/siliceous dolomite
Size class: mesofossils
Primary reference: C. B. Rexroad and J. B. Droste. 1982. Stratigraphy and conodont paleontology of the Sexton Creek Limestone and the Salamonie Dolomite (Silurian) in northwestern Indiana. State of Indiana Department of Natural Resources, Geological Survey Special Report 25:1-29 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 203586: authorized by Pete Wagner, entered by Pete Wagner on 20.08.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Dapsilodus obliquicostatus Branson and Mehl 1933 conodont | |
Kockelella ranuliformis Walliser 1964 conodont | |
Pterospathodus amorphognathoides Walliser 1964 conodont |