Named Collection: M. J. Simms

Genus: Harpoceras

Species: exaratum

Chronostratigraphy: Dumbleton Fish Bed, H.falciferum zone, H. exaratum subzone

Lithostratigraphy: Upper Lias

Locality: Gloucestershire, United Kingdom of Great Britain and Northern Ireland (UK) / England, Northern Europe, Europe

Precise Location: Nottingham Hill & Alderton Hill Quarry, Glos.