BY W. MACLEAY, F.L.S. 611 



series, conical and fixed, with, canines in botli jaws, or at least in 

 the lower. The spinous portion of the dorsal fin separate from 

 or continuous with the soft. Ventral fins united, not adherent 

 to the belly. Pseudobranchi^e rudimentary. Vertebra© 12/15. 



East Indian and Australian Seas and Rivers. 



501. Apocryptes lineatus, All. & Macl. 

 Proc. Linn. Soc, N. S. Wales, Vol. I., p. 332, pi. 12, fig. 3. 

 Cape Grenville. Palm Islands. (Chevert Exp.) 



502. Apocryptes bivittatus, Macl. 

 Proc. Linn. Soc. N. S. Wales, Vol. II., p. 357, pi. 9, fig. 5. 

 Port Darwin. 



503. Apocryptes macrophthalmus, Casteln. 



Proc. Zool. Soc. Victoria, Vol. II., p. 87. 



D. 5/27. A. 25. 



Height of body eight times and a-quarter in the total length, 

 length of head five times ; eye four and a-half times in the length, 

 of the head ; snout very convex, and a little longer than the 

 diameter of the eye. Eyes prominent, on the upper part of the 

 head ; head broad behind ; upper jaw longest ; cleft of mouth 

 nearly horizontal and extending to beneath the posterior part of 

 th.e eji e. Teeth strong, canine-like ; some short tentaculte on the 

 lower jaw ; scales very minute, embedded in the skin. Body 

 narrow, compressed, not more than half the width of the head, 

 and tapering to the tail. Caudal fin lanceolate and united by a 

 membrane to dorsal and anal ; the last rays of the first, and the 

 first two of the second dorsal, somewhat filamentose. Colour a 

 light silvery grey, with the upper parts darker. 



Port Darwin. 

 3 Z 



