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

Where: France (44.9° N, 4.9° E: paleocoordinates 35.8° N, 14.4° E)

When: Kimmeridgian (157.3 - 152.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, concretionary carbonate and lithified, concretionary marl

Collection methods: quarrying, mechanical,

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 12342: authorized by Franz Fursich, entered by Danica Hempfling on 28.10.2001, edited by Franz Fursich

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Ataxioceratidae
 Ammonitida - Perisphinctidae
Idoceras balderum Oppel 1863 ammonite
 Ammonitida - Oppeliidae
Taramelliceras strombecki Oppel 1857 ammonite
Creniceras dentatum Reinecke 1818 ammonite
Streblites tenuilobatus Oppel 1857 ammonite
Streblites frotho Oppel 1863 ammonite