Ammonites from the Montagne de Crussol (Ardèche) region - Planula biozone (Jurassic of France)

Where: France (44.9° N, 0.3° E: paleocoordinates 35.6° N, 10.4° E)

• outcrop-level geographic resolution

When: Planula zone, Late/Upper Oxfordian (161.2 - 155.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified carbonate and lithified, concretionary marl

Primary reference: F. Atrops. 1982. La sous-famille des Ataxioceratinae (Ammonitina) dans le Kimméridgien inférieur du sud-est de la France Systématique, Évolution, Chronostratigraphie des Genres Orthosphinctes et Ataxioceras. Documents Laboratoire Géologie Lyon (83)1-463 [F. Fursich/F. Fursich/P. Scofield]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 12289: authorized by Franz Fursich, entered by Danica Hempfling on 18.10.2001, edited by Franz Fursich

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Ataxioceratidae
"Orthosphinctes (Orthosphinctes) polygyratus" = Orthosphinctes polygyratus, Orthosphinctes (Orthosphinctes) freybergi
"Orthosphinctes (Orthosphinctes) polygyratus" = Orthosphinctes polygyratus Reinecke 1818 ammonite
 Ammonitida - Perisphinctidae
 Ammonitida - Aspidoceratidae
Sutneria galar Oppel 1863 ammonite