Where: Iowa (42.7° N, 94.4° W: paleocoordinates 19.6° S, 37.8° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Gilmore City Formation, Kinderhookian (358.9 - 352.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified mixed carbonate-siliciclastic sediments

Size class: macrofossils

Reposited in the USNM

Primary reference: D. B. Blake and T. E. Guensburg. 1989. Two new multiarmed Paleozoic (Mississippian) asteroids (Echinodermata) and some paleobiologic implications. Journal of Paleontology 63(3):331-340 [L. Villier/L. Villier]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91181: authorized by Loic Villier, entered by Loic Villier on 09.09.2009

Creative Commons license: CC BY (attribution)