Gateway to the Paleobiology Database
Marquette quarry (Iola Fm., LaSalle Co., IL) (Carboniferous of the United States)

Where: LaSalle County, Illinois (41.3° N, 89.1° W: paleocoordinates 3.3° S, 22.9° W)

• coordinate based on nearby landmark

When: Muncie Creek Shale Member (Iola Formation), Missourian (305.9 - 303.4 Ma)

• dark shale below LaSalle Limestone in IL

Environment/lithology: marine; shale

Collection methods: core

Primary reference: J. M. Malinky and P. H. Heckel. 1998. Paleoecology and taphonomy of faunal assemblages in gray "core" (offshore) shales in Midcontinent Pennsylvanian cyclothems. Palaios 13(4):311-334 [J. Alroy/M. Sommers/P. Wagner] more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 148: authorized by John Alroy, entered by Mike Sommers on 20.11.1998

Creative Commons license: CC BY (attribution)