CKOCODILIDJS. 65 



Genus GARIALIS, Geoffroy \ 



Syn. Leptorhynchus, Clift 2 . 



The premaxillae widely separated from the nasals ; both the 1st 

 and 4th lower teeth received into notches in the cranium ; the upper 

 and lower teeth interlocking ; the supratemporal fossa nearly or 

 quite as large as the orbit ; and the facial profile concave. There 

 may or may not be interdental pits in the cranial rostrum. 



Group a. — No pits in the cranial rostrum for the summits of 

 the smaller mandibular teeth. 



(Siariatts' gangetuuS (Gmeliu 3 ). 



Syn. Lacerta gangetica, Gmelin 4 . 



Crocodilus longirostris, Schneider 5 . 

 Crocodilus gangeticus, Cuvier 6 . 

 Crocodilus tenuirostris, Cuvier 7 . 

 Leptorhynchus clifti, Meyer H . 

 Leptorhynchus gangeticus, auct. 



The type species. Teeth ;fl~^ . Anterior border of orbit 



(z5 — av) 



everted, premaxillae expanded at their termination, orbits widely 

 separated, bar between supratemporal fossae narrow, rostrum 

 straight. 



Recent examples attain a length of 20 feet, but fossil crania 

 indicate larger individuals. 



Hah. India and Burma. 



Unless otherwise stated, the following specimens were obtained from 

 the Pliocene of the Siwalik Hills, India, and belong to the 

 Cautley Collection. Presented, 1840. 



39809. The hinder portion of the cranium. Figured in ' Falconer's 

 {Pig.) Palaeontological Memoirs,' vol. i. pi. xxviii. figs. 4, 5; 



and by the writer in the ' Palaeontologia Indica,' ser. 10, 



vol. iii. pi. xxx. fig. 2 (1886). 



1 Mem. du Museum, vol. xii. p. 97 (1825).— Amended. 



2 Trans. Geol. Soc. ser. 2, vol. ii. pt. 3, p. 375 (1828). 



3 Syst. Nat. vol. i. pt. 3, p. 1057 (1789).— Lacerta. 4 Los. cit. 

 6 Hist. Amphib. pt. ii. p. 160 (1801). 



6 Ann. du Museum, vol. x. p. 66 (1807). 



7 Loc. cit. 



* Pakeologica, p. 108 (1832). 



