Ammonoids, Marnes jaunes, northern Tournus Area (Jurassic of France)

Where: France (46.7° N, 4.9° E: paleocoordinates 37.1° N, 14.6° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Marnes jaunes Formation, Middle Callovian (164.7 - 161.2 Ma)

• Jason zone, Jason subzone

• formation-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, yellow marl and lithified, argillaceous limestone

• 10 m

Size class: macrofossils

Primary reference: E. Cariou, S. Elmi, C. Mangold, J. Thierry, and H. Tintant. 1971. La succession des faunes dans le Callovien Francais, essais de corrélation à l'échelle de la zone. Mémoires du B.R.G.M. 75:665-692 [L. Villier/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 60562: authorized by Loic Villier, entered by Loic Villier on 17.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Reineckeiidae
Reineckeites paronai Petitclerc 1915 ammonite
Reineckeites douvillei Steinmann 1881 ammonite
 Ammonitida - Perisphinctidae
Binatisphinctes mosquensis, "Choffatia sp." = Choffatia, "Grossouvria sp." = Choffatia
"Choffatia sp." = Choffatia Siemiradzki 1898 ammonite
"Grossouvria sp." = Choffatia Siemiradzki 1898 ammonite
 Ammonitida - Kosmoceratidae
Zugokosmoceras jason Reinecke 1818 ammonite
 Ammonitida - Macrocephalitidae
 Ammonitida - Oppeliidae