Mont-Jean Horizon, Merdassier, massif des Aravis, Haute-Savoie (Cretaceous of France)

Where: France (45.9° N, 6.4° E)

• Paleocoordinates: 39.9° N, 28.9° E (Wright 2013)

• coordinate stated in text

• hand sample-level geographic resolution

When: couches de Balme Member (Grès verts helvétiques Formation), Early/Lower Albian (113.2 - 110.1 Ma)

• 4 m

• group of beds-level stratigraphic resolution

Environment/lithology: marine; poorly lithified, glauconitic, argillaceous sandstone

Size class: macrofossils

Preservation: cast

Primary reference: M. Delamette, J. Charollais, D. Decrouez and M. Caron. 1997. Les grès verts helvétiques (Aptien moyen-Albien supérieur) de Haute-Savoie, Valais et Vaud (Alpes occidentales franco-suisses). Publications du Département de Géologie et Paléontologie. Section des Sciences de la Terre 23:1-400 [L. Villier/L. Villier/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 58880: authorized by Loic Villier, entered by Loic Villier on 28.02.2006

Creative Commons license: CC0 (CC0)

Taxonomic list

Cephalopoda
 Ammonitida - Acanthohoplitidae
Hypacanthoplites sp. Spath 1923 ammonite