Black Shale fauna, Long Rapids Fm., Hudson Platform (Devonian of Canada)
Where: Canada (51.0° N, 82.0° W: paleocoordinates 26.3° S, 26.2° W)
• coordinate based on political unit
• basin-level geographic resolution
When: Long Rapids Formation, Frasnian (383.7 - 376.1 Ma)
• "Upper Dev."
Environment/lithology: marine; argillaceous siltstone and dolomite
• "mdst, in bedded minor arg, dolomite clay ironstone nodules, and dark grey to black no calc. bituminous, rust stained shale (in bedded, fissile, gray-green shale less common). BA5"
Primary reference: J. J. Sepkoski Jr. 1998. Rates of speciation in the fossil record. Philosophical Transaction of the Royal Society Biological Sciences 353(1366):315-326 [J. Sepkoski/M. Sommers/A. Clement] more details
PaleoDB collection 633: authorized by Arnold Miller, entered by Mike Sommers on 06.04.1999