324 TELEOSTEI. ACANTIIOPTEJITGII. 



Length of head 6 to 7, height of body 8 to 9 in the total length. 

 Eyes elevated, diameter 4 in length of head, 1 to 1^ diarn. from 

 end of snout, and 1 apart. Body subcylindrical, compressed. 

 Head compressed ; snout rounded anteriorly ; a short branching 

 tentacle over posterior third of orbit. A small simple extension 

 forming a sort of tentacle at both nostrils ; lips thick, upper 

 continuous with lower, which below the symphysis of the mandible 

 forms a broad adhesive sucker. Teeth in a fine single row 

 implanted in the gums of both jaws ; no canines. Fins dorsal 

 h'n not notched, it commences a short distance behind occiput ; 



Fig. 104. Andamia hetcroptcra. 



spines free to a greater or less extent, in some the second is the 

 longest. In some specimens the two dorsals are continuous, in 

 others second dorsal is higher than first ; it never appears to exceed 

 height of body ; anal lower than dorsal, all its rays free in their 

 lower halves. Pectoral with outer half horizontal, and inner 

 vertical, rays free at the extremities ; caudal with rays undivided 

 and their extremities free. Colour olive, banded with a darker 

 shade ; head spotted. Fins with dark edges, except the anal, 

 which has a white margin. 



Hob. Andamans and Nicobars to Amboina; attaining 3 or 4 

 inches in length. 



4. Genus TEIPTERYGIUM, Eisso. 



Branchiostegals six ; pseudobranchiae. Body moderately elongate. 

 Villiform teeth in jaws and palate. Three dorsal fins, the first 

 two consisting of spines, the first fin containing fewer spines than 

 the second, which is also of greater extent than the third rayed fin. 

 Ventrals jugular, with two rays. Scales present, small or of 

 medium size. 



Geographical Distribution. Mediterranean, Bay of Bengal and 

 Malay Archipelago to New Zealand. 



1148. (1.) Tripterygium trigloides. 



Tripterygium trio.] o id ea , ? Sleeker, Batavia Nat. Tijdsch. xv p. 234: 

 Day, Fish. India, p. 336 (see synon.). 



