Hydrequent (Jurassic of France)

Also known as Boulonnais, Boulogne-sur-mer

Where: Nord-Pas-de-Calais, France (50.9° N, 1.7° E: paleocoordinates 40.6° N, 11.7° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Bathonian (168.3 - 166.1 Ma)

• from the "Fuller's Earth beds with Terebratula obovata, T. globata, Rhynchonella concinna"

• bed-level stratigraphic resolution

Environment/lithology: marine; limestone

Size class: mesofossils

Collected by Sauvage

Primary reference: H.-E. Sauvage. 1874. Mémoire sur les dinosauriens et les crocodiliens des terrains jurassiques de Boulogne-sur-Mer [Memoir on the dinosaurs and crocodilians of the Jurassic deposits of Boulogne-sur-mer]. Mémoires de la Société Géologique de France, série 2 10(2):1-57 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 65031: authorized by Matthew Carrano, entered by Matthew Carrano on 18.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Loricata - Teleosauridae
Steneosaurus sp. Saint-Hilaire 1825 marine crocodile
tooth
Machimosaurus bathonicus Sauvage 1874 marine crocodile