Gateway to the Paleobiology Database
Ronzon (Oligocene of France)

Also known as Quercy Phosphorite, Phospherites du Quercy

Where: Auvergne Region, France (45.0° N, 3.9° E: paleocoordinates 44.3° N, 0.5° E)

• coordinate based on political unit

• local area-level geographic resolution

When: Ronzon reference level zone, Early/Lower Oligocene (33.9 - 28.4 Ma)

• Stratified locality

Environment/lithology: terrestrial; lime mudstone

Size class: macrofossils

Reposited in the MNHN

Collection methods: quarrying,

• Ronzon is in fact a group of quarries located South from Le Puy, Auvergne.

•Tetracus nanus and Amphicynodon velaunus type specimens are in the MNHN. Ronzon is the type locality for Eomys antiquus, Entelodon magnus (lectotype MNHN), Ronzotherium velanum (Lectotype Crozatier Museum, Le Puy-en-Velay).

•Original collection from Aymard is stored in the Crozatier Museum (Le Puy-en-Velay).

Primary reference: J. Sudre. 1978. Les artiodactyles de l'Eocene moyen et superieur d'Europe occidentale; systematique et evolution. Memoires et Travaux de l'Institut de Montpellier de l'Ecole Pratique des Hautes Etudes 7:1-229 [E. Fara/E. Fara/M. Uhen] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 31767: authorized by Emmanuel Fara, entered by Emmanuel Fara on 25.05.2003, edited by Robin Whatley, Frédéric Lacombat, Jered Karr, Mark Uhen and Matthew Clapham

Creative Commons license: CC BY (attribution)