Where: Reynolds County, Missouri (37.0° N, 91.0° W: paleocoordinates 22.9° S, 87.4° W)
• outcrop-level geographic resolution
When: Potosi Formation, Trempealeauan (492.5 - 485.4 Ma)
• The dolomite in which the fossils occur may or may not be in place stratigraphically. So, a rating of A through F indicates stratigraphic reliability with A = no question as to stratigraphic position of horizon and F = residual material of different ages. Reliability Index A
• formation-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified, cherty/siliceous dolomite
Size classes: macrofossils, mesofossils
Preservation: original calcite, replaced with silica
Primary reference: B. L. Stinchcomb. 1986. New Monoplacophora (Mollusca) from Late Cambrian and Early Ordovician of Missouri. Journal of Paleontology 60(3):606-626 [M. Patzkowsky/P. Borkow/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 8904: authorized by Mark Patzkowsky, entered by Phil Borkow on 06.09.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Tergomya | |
Proplina inflatus n. sp.
Proplina inflatus n. sp. Stinchcomb 1986 |