Betz, near Crépy (Lamarck collection) (Eocene of France)

Where: France (49.2° N, 3.0° E: paleocoordinates 47.1° N, 1.1° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Bartonian (41.3 - 38.0 Ma)

• Betz locality belongs to the Auversian (Pomerol, 1964)

• group of beds-level stratigraphic resolution

Environment/lithology: carbonate

Size class: macrofossils

Reposited in the MNHN

• Repository: Lamarck collection (some Lamarck types are at MNHN Paris, but other parts of his collection are at the Musée d'Histoire Naturelle Genève)

Primary reference: J. B. Lamarck. 1804. Suite des mémoires sur les fossiles des environs de Paris. Annales du Muséum National d'Histoire Naturelle 3:343-352 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 184141: authorized by Matthew Clapham, entered by Matthew Clapham on 04.02.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Cerithioidea - Cerithiidae
Cerithium bicarinatum n. sp. Lamarck 1804 cerith snail
Cerithium thiara Lamarck 1804 cerith snail
 Sorbeoconcha - Naticidae
Ampullaria conica n. sp. Lamarck 1804 moon snail