EXPIvANATION OF PLATE V. 



Fig. I. — Photograph of a male specimen of Hypolophus sephcn m which the end of the 



tail has been lost (much reduced). 

 ,, 2, 2a. — Photographs of a large female specimen of Urogymnus aspenimus in which 



the tail had been mutilated (much reduced). In fig. 2 the base of the disk 



is considerably foreshortened. 

 ,, 3. — Photograph of a female specimen of Torpedo marmorata from theOrissa coast, 



,, 4. — Cast of the type specimen (o') of Pristis annandalei, Chaudhuri, x i\. 

 ,, 5. — Photograph of a male specimen of Rhamphobatis ancylostomus , x c. -jV. 



