EXPLANATION OF PLATE V. 
Fig. I. — Photograph of a male specimen of Hypolophus sephen in which the end of the 
tail has been lost (much reduced). 
,, 2, 2 a. — Photographs of a large female specimen of Urogymnus asperrimus 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 the Orissa coast, 
X c. f. 
,, 4. — Cast of the type specimen (cf ) of Pristis annandalei, Chaudhuri, x -jL- 
,, 5. — Photograph of a male specimen of Rhamphohatis ancylostomus , x c. -jb-. 
