Where: France (48.2° N, 4.5° W: paleocoordinates 67.7° S, 73.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Postolonnec Formation, Middle Ordovician (470.0 - 458.4 Ma)

• Llanvirn

Environment/lithology: offshore; lithified, silty schist

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Primary reference: J.-L. Henry. 1980. Trilobites ordoviciens du Massif armoricain. Mémoires de la Société Géologique et Minéralogique de Bretagne 22:1-250 [D. Gendry/D. Gendry]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 174654: authorized by Damien Gendry, entered by Damien Gendry on 20.11.2015, edited by Pete Wagner

Creative Commons license: CC BY (attribution)