Ammonite: Grammoceras thouarsense

Photograph of ammounite: Grammoceras thouarsense View larger image
Specimen id: 117 When found: Tuesday, April 14, 1959
Where found: Shore section Blea Wyke to Peak Steel, Ravenscar, North Yorkshire.
Geological Horizon:

Lower Jurassic
Toarcian Stage
Whitby Mudstone Formation
Grammoceras thouarsense Zone
Grid Reference: NZ988016 [Map]
Source Collection: The Robinson Ammonite Collection