Ammonite: Dactylioceras tenuicostatum

Specimen id: 9 When found: Friday, May 1, 1953
Where found: Base of cliff, South cheek of Runswick Bay, North Yorkshire.
Geological Horizon:

Lower Jurassic
Toarcian Stage
Whitby Mudstone Formation
Dactylioceras tenuicostatum Zone

Grid Reference: NZ823155 [Map]
Source Collection: The Robinson Ammonite Collection