Saint-Clement-de-la-Place, Anjou, Armoricain Massif (Ordovician of France)

Where: Loire-Atlantique, France (47.5° N, 0.7° W: paleocoordinates 67.7° S, 75.2° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Schistes d'Angers Formation, Dobrotivian (460.9 - 457.5 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore; lithified, bioturbated, concretionary, pyritic, shelly/skeletal, sandy shale

• Dark shale with fine laminations, fossiliferous nodules, and occasional lenticles, bioturbation, sand, and pyrite

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: J. Pillet. 1992. Les Gastéropodes de l’Ordovicien moyen en Anjou. Bulletin de la Société des études scientifiques d’Anjour 7:1-60 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185521: authorized by Pete Wagner, entered by Pete Wagner on 26.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

• Primarily gastropod and trilobite taxonomy and biostrat.
Gastropoda
 Euomphalina - Lesueurillidae
Lesueurilla prima Perner 1903 snail
 Bellerophontida - Sinuitidae
Sinuites bilobatus de Sowerby and Murchison 1839 snail
Sinuites bilobatus bilobatus
 Bellerophontida - Tropidodiscidae
Peruniscus pusillus Perner 1903 snail
 Murchisoniina - Eotomariidae
Ptychonema desiderata Perner 1907 snail