26 OKNITHOSATJRTA. 



** Ornithochirus (?) curtus (Owen l ). 



Syn. Pterodactylus curtus, Owen 2 . 



A comparatively small form, definitely known only by the fol- 

 lowing specimen. 



Hab. Europe (England). 



R. 1440. The distal extremity of the tibia ; from the Wealden of 



{Fig.) Sussex. Eigured by Owen, loc. cit. In the anchylosis of 



the proximal portion of the tarsus to its distal extremity, 



this bone agrees with the tibia from the Gault (No. 47212). 



Mantell Collection. Purchased, 1838. 



Specifically undetermined specimens from the Wealden. 



2458. Shaft of a long-bone : from the Wealden of Cuckfield, Sussex. 



(Fig.) Eigured by Mantell, in the ' Trans. Geol. Soc' ser. 2, 



vol. v. pi. xiii. fig. 6, as a bird's bone. Same history. 



2470. Shaft of a long-bone ; from the same locality. Eigured by 

 (Fig.) Mantell, op. cit. pi. xiii. fig. 5. Same history. 



2455. Three imperfect long-bones ; from the same locality. 



Same history. 



E. Species typically from the Purbeck. 



Ornithochirus validus (Owen 3 ). 



Syn. Pterodactylus validus, Owen 4 . 



? Pterodactylus macrwus, Seeley 5 . 

 Doratorhynchus validus, Seeley 6 . 



The lower jaw, originally described by Seeley as P. macrurus, but 

 subsequently provisionally identified with this species, has the 

 symphysial groove characteristic of Ornithochirus. The species is 

 of comparatively large size. 



Hab. Europe (England). 



1 Liassic Eeptilia (Mon. Pal. Soc), pfc. ii. pi. xix. figs. 8-9 (1870). 

 — Pterodactylus. 2 Loc. cit. 



3 Ibid. pi. xix. fig. 7. 



4 Loc. cit. 



5 ' Index to Aves &c, in Camb. Mus.,' p. 89 (1869). 

 H Quart. Jo urn. Geol. Soc. vol. xxxi. p. 465 (1875). 



