Fort de la Crèche quarry (Jurassic of France)

Also known as Tour de Croÿ, Boulonnais, Boulogne-sur-mer

Where: Nord-Pas-de-Calais, France (50.7° N, 1.6° E: paleocoordinates 41.6° N, 11.0° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Assises de Croï Formation, Middle Tithonian (150.8 - 145.0 Ma)

• "tuf du Fort de la Crèche vers la Tour de Croÿ (Portlandien à Perna Bouchardi)", now the Assises de Croï

• group of beds-level stratigraphic resolution

Environment/lithology: marine; carbonate

• "tuff"

Size class: mesofossils

Collected by B. Marmin, Dutertre-Delporte

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 65032: authorized by Matthew Carrano, entered by Matthew Carrano on 18.09.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda -
Theropoda indet.1 Marsh 1881 theropod
MHNB 122 (AN 309), MHNB 120 (AN 310)
 Saurischia -
Iguanodon praecursor n. sp.2 Sauvage 1876 sauropod
MHNB 112 (AN 323)