Clay Lense, Ranville quarry, Calvados (Jurassic of France)

Where: France (49.2° N, 0.3° W: paleocoordinates 38.9° N, 10.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Late/Upper Bathonian (167.7 - 164.7 Ma)

• "Bradfordien", Zeilleria digona and Eudesia cardium zones

Environment/lithology: shallow subtidal; unlithified claystone and lithified limestone

Size classes: macrofossils, mesofossils

Collection methods: surface (in situ),

Primary reference: P. Porte. 1927. Ophiuridées nouvelles du Bradfordien de Ranville. Bulletin de la Société Linnéenne de Normandie 9:64-78 [L. Villier/J. Millet/L. Villier]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 58932: authorized by Loic Villier, entered by Julien Millet on 01.03.2006, edited by Loic Villier

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Terebratulida - Dictyothyrididae
 Terebratulida - Loboidothyrididae
"Terebratula intermedia" = Cererithyris intermedia
"Terebratula intermedia" = Cererithyris intermedia Sowerby 1812
 Terebratulida - Eudesiidae
"Eudesia cardium" = Eudesia (Eudesia) cardium Lamarck 1819
 Terebratulida - Zeilleriidae
Zeilleria digona Sowerby 1815
characteristic of this zone
Stenolaemata
 Cyclostomata - Entalophoridae
 Cyclostomata - Diastoporidae
Echinoidea
 Irregularia - Nucleolitidae
Nucleolites clunicularis sea urchin
synonym of Echinobrissus clunicularis
 Salenioida - Acrosaleniidae
Acrosalenia spinosa Agassiz 1847 sea urchin
Ophiuroidea
 Ophiacanthida - Ophiopezidae
"Ophiolepis bigoti" = Ophiopeza ferrugineum
"Ophiolepis bigoti" = Ophiopeza ferrugineum Boehm 1889 brittle star
 Ophiurida - Aplocomidae
"Ophiopeza portei n. sp." = Sinosura portei
"Ophiopeza portei n. sp." = Sinosura portei Guillaume 1926 brittle star
  -
Ophiurella viguieri Porte 1927 brittle star
Asteroidea
 Forcipulatida - Asteriidae
Asterias ranvillensis Porte 1927 sea star