﻿LEPID0SIRENIDJ5. 273 



P. 3395. Fine dental plate and a small abraded specimen. 



Enniskillen Coll. 



28469. Very small dental plate, exhibiting only four ridges, perhaps 

 pertaining to young of this species. Purchased, 1853. 



Ceratodus hislopianus, Oldham. 



1859. Ceratodus hislopianus, T. Oldham, Mem. Geol. Surv. India, vol. i. 



p. 300, pi. xiv. figs. 1-7, pi. xvi. fig. 1. 

 1878. Ceratodus hislopianus, L. C. Miall, Paleeont. Indica, [4] vol. i. 



pt. ii. p. 16, pi. iv. fig. 5. 



Type. Detached dental plates ; Indian Museum, Calcutta. 



Dental plates thick and robust, much resembling those of C. 

 runcinatus, but having the denticles usually less compressed and 

 never more than 4-5 in number. 



Form. Sf Loc. Trias (Kota-Maleri Group) : India. 



P. 3400. Palatine and two imperfect mandibular dental plates ; 

 Maleri, near Nagpur. Enniskillen Coll. 



P. 762. Imperfect mandibular dental plate. Egerton Coll. 



Ceratodus hunterianus, Oldham. 



1859. Ceratodus hunterianus, T. Oldham, Mem. Geol. Surv. India, 



vol. i. p. 303, pi. xv. figs. 1-6, pi. xvi. fig. 4. 

 1878. Ceratodus hunterianus, L. O. Miall, Palseont. Indica, [4 J vol. i. 



pt. ii. p. 16, pi. iv. figs. 1-3, 6-8. 



Type. Detached dental plates ; Indian Museum, Calcutta. 



Dental plates thick and robust, scarcely distinguishable from 

 those of C. hislopianus, except by the greater size and prominence 

 of the foremost denticle and the frequently less pronounced character 

 of the coronal ridges. 



Form. Sf Loc. Trias (Kota-Maleri Group) : India. 



P. 3401. Mandibular dental plate ; Maleri, near Nagpur. 



Enniskillen Coll. 



A large portion of the skull and mandible of a species of Cera- 

 todus from the Upper Keuper of Polzberg, near Lunz, Austria, is 

 noticed by D. Stur, Verhandl. k.-k. Geol. Eeichsanst. 1886, p. 381. 



The caudal region of a species from the Lettenkohle of Bavaria, 

 now in the University Museum, Wiirzburg, has been described 

 under the name of Coelacanthus giganteus, T. C. Winkler, Archiv. 



PART II. x 



