Where: Clark County, Indiana (38.5° N, 85.8° W: paleocoordinates 39.8° S, 34.3° W)
• coordinate based on political unit
• local area-level geographic resolution
When: Hadrophyllum orbignyi zone, Speeds Formation, Eifelian to Eifelian (393.3 - 382.7 Ma)
• The Speeds Limestone is part of the Sellersburg Group
• formation-level stratigraphic resolution
Environment/lithology: marine; gray, argillaceous limestone
Primary reference: E. C. Stumm. 1964. Silurian and Devonian Corals of the Falls of the Ohio. The Geological Society of America Memoir 93:1-184 [A. Miller/K. Layou/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 5707: authorized by Arnold Miller, entered by Karen Layou on 17.11.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Bivalvia | |
Rhynchonellata | |
Mucrospirifer sp. Grabau 1931 | |
Cyrtina hamiltonensis Hall 1857 | |
Strophomenata | |
"Strophodonta sp." = Strophomena (Strophodonta), Pholidostrophia sp.
"Strophodonta sp." = Strophomena (Strophodonta) Hall 1852
Pholidostrophia sp. Hall and Clarke 1892 | |
Anthozoa | |
Hadrophyllum orbignyi Milne-Edwards and Haime 1851 horn coral | |
Aulopora sp. Goldfuss 1829 tabulate coral |