Asteroceras margaritoides (Spath)
Very attractive complete microconch Asteroceras on matrix. This species is nowhere near as common as the other Asteroceras from Black Ven.
Jurassic, Upper Sinemurian, Obtusum Zone.
Black Ven, Charmouth / Lyme Regis, Dorset.
Ammonite : 3.3 cm diam.
