Ammonite: Porpoceras peranuatum

Photograph of ammounite: Porpoceras peranuatum View larger image
Specimen id: 29 When found: Sunday, January 1, 1956
Where found: Between Peak Steel and Blea Wyke, Ravenscar. North Yorkshire.
Geological Horizon:

Lower Jurassic
Toarcian Stage
Whitby Mudstone Formation
Hildoceras bifrons Zone
Grid Reference: NZ985018 [Map]
Notes:

No collection date given, only month and year. 1st day of month recorded for purposes of database storage.
Source Collection: The Robinson Ammonite Collection