Where: Oklahoma (34.7° N, 96.6° W: paleocoordinates 28.5° S, 59.0° W)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Henryhouse Formation, Ludlow (422.9 - 418.7 Ma)
• Association is known from lower and middle Henryhouse. It is not clear from the text which of these is the source of this collection.
• formation-level stratigraphic resolution
Environment/lithology: deep subtidal ramp; shelly/skeletal marl
•SEP environmental call based on given info
Collection methods: Table 45.48, which gives abundances. I have added Bryozoa indet. and Ostracoda indet., which are mentioned in text but not listed in table. "The Bryozoan parts of this collection could not be relocated for counting..."
Primary reference: T. J. Frest, C. E. Brett, and B. J. Witzke. 1999. Caradocian-Gedinnian echinoderm associations of Central and Eastern North America. Paleocommunities--a case study from the Silurian and Lower Devonian 638-783 [M. Foote/K. Koverman/P. Wagner] more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 26823: authorized by Michael Foote, entered by Michael Foote on 05.11.2002