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*Metriorhynchus* sp. skull, juvenile, anterior; upper skull (1 main part): premaxillaries (2, post.1/3+ant. 1/2 R, post. 2/3 L), maxillaries (2), palatines (ant.1/2 of both+2 frags), nasals (2),...

Peterborough [district, Cambridgeshire], [England] [probably ex.] [Bed 10 (Hudson & Martill, 1994)], Oxford Clay [Formation, Peterborough Member, ("Gryphaea and Reptile Beds")], [*Kosmoceras jason jason* Zone],[Middle Callovian], [Jurassic (Middle)] ...frontals (ant. halves of both), upper jaw teeth (20/24); mid-skull: lacrimal (possible frag on R palatine fragment); lower skull: angulars (distal …