La Gouraudière, bed 8a, Mauzé-Thouarsais (Jurassic of France)

Where: Deux-Sevrès, France (47.0° N, 0.3° W: paleocoordinates 35.0° N, 11.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Dispansum ammonoid zone, Levesquei (182.0 - 175.6 Ma)

• Insigne subzone, XXIV Horizon

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, ferruginous, ooidal limestone

Size class: macrofossils

Primary reference: M. Bécaud. 2006. Les Harpoceratinae, Hildoceratinae et Parinoceratinae du Toarcien de la Vendée et des Deux-Sèvres (France). Documents des Laboratoires de Géologie Lyon 162:1-149 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140875: authorized by József Pálfy, entered by Adam Kocsis on 18.03.2013, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Hildoceratidae
Oxyparoniceras suevicum Renz 1925 ammonite
Oxyparoniceras buckmani Bonarelli 1895 ammonite
Phlyseogrammoceras dispansum Lycett 1860 ammonite
Polyplectus discoides Zittel 1831 ammonite
Osperleioceras ex gr. authelini Monestier 1921 ammonite
Osperleioceras ex gr. reynesi Monestier 1921 ammonite
 Ammonitida - Hammatoceratidae
Onychoceras differens, "Hammatoceras cappucinum" = Hammatoceras trigonatum, Hammatoceras ex gr. insigne, "Hammatoceras ex gr. speciosum" = Geczyceras speciosum
Onychoceras differens Wunstorf 1907 ammonite
"Hammatoceras cappucinum" = Hammatoceras trigonatum Quenstedt 1885 ammonite
Hammatoceras ex gr. insigne Schubler 1831 ammonite
"Hammatoceras ex gr. speciosum" = Geczyceras speciosum Janensch 1902 ammonite