PLATE LXXXVIII. 



Fig. J . Aptychus. From the Inferior Oolite of Leckhampton Hill, of unusual size. 



Probably belonging to Cosmoceras Parhinsoni. My collection. 



2. Anaptychus, Belonging to Arietites stellaris. Lower Lias of Charmouth. 



My collection. 



3. — Perhaps belonging to Arietites Conybeari. Locality unknown. 



British Museum. 



4. — Locality unknown. British Museum. 



