Where: Jefferson County, Missouri (38.3° N, 90.4° W: paleocoordinates 23.9° S, 66.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Plectodina tenuis - Belodina confluens conodont zone, Kimmswick Formation, Chatfieldian (453.8 - 451.0 Ma)

• " [...] Kimmswick limestone of Missouri [...] "; The Kimmswick ls. is Trentonian according to Esker, III & Levin (1964, J. Paleont. 38(4)) and Parsley & Mintz (1975, Bull. Amer. Paleont. 68). Kolata et al. (1996) indicate that the lower part of the formation is in the Plectodina tenuis zone.

Environment/lithology: limestone

Size class: macrofossils

Preservation: cast

Reposited in the FMNH, USNM

Primary reference: J. H. Bradley. 1930. The fauna of the Kimmswick limestone of Missouri and Illinois. Contributions from the Walker Museum, University of Chicago 2(6):219-290 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 154953: authorized by Pete Wagner, entered by Pete Wagner on 23.03.2014

Creative Commons license: CC BY (attribution)