Where: Erie County, New York (42.8° N, 78.9° W: paleocoordinates 36.5° S, 26.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Wanakah Member (Ludlowville Formation), Givetian (387.7 - 382.7 Ma)
• The Ludlowville Formation is a member of the Hamilton Group, this is an Upper Wanakah section
• group of beds-level stratigraphic resolution
Environment/lithology: marine; gray, argillaceous mudstone
Collection methods: surface (in situ), mechanical,
Primary reference: C. R. Clement. 1982. The Occurrence and Paleoecology of Echinoderm Asseblages in the Ludlowville Shales (Middle Devonian) of western Erie County, New York. 1-110 [A. Miller/K. Layou/M. Uhen]more details
PaleoDB collection 5659: authorized by Arnold Miller, entered by Karen Layou on 10.11.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Crinoidea | |
Eutaxocrinus whiteavesi Springer 1906 Sea lily | |
Deltacrinus clarus Sea lily | |
Gilbertsocrinus spinigerus Sea lily | |
Cyttarocrinus eriensis Sea lily | |
Blastoidea | |
Placoblastus lucina blastoid | |
Hyperoblastus goldringae Reimann 1935 blastoid | |
Heteroschisma canadensis blastoid |