Todds Fork (Ordovician of the United States)
Where: Clinton County, Ohio (39.4° N, 84.0° W: paleocoordinates 26.0° S, 58.7° W)
• coordinate estimated from map
When: Liberty Formation, Katian (453.0 - 445.2 Ma)
• C5 third-order depositional sequence
Environment/lithology: offshore; claystone
• "crinoid-bearing clays, 3 feet above the wave-marked limestone."
Size class: macrofossils
Primary reference: K.E. Caster and E.N. Kjellesvig-Waering. 1964. Upper Ordovician eurypterids of Ohio. Palaeontographica Americana 4(32):301-358 [R. Plotnick/R. Plotnick]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 204994: authorized by Roy Plotnick, entered by Roy Plotnick on 02.10.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Crinoidea | |
"Dendrocrinus casei" = Plicodendrocrinus casei
"Dendrocrinus casei" = Plicodendrocrinus casei Meek 1871 Sea lily | |
|
Gaurocrinus nealli Hall 1866 Sea lily | |
| Euchelicerata | |
|
Megalograptus welchi Miller 1874 eurypterid | |