102 
vent. Scales large, deciduous, excepting the lateral line, where 
they are adherent and perforated; there are scales on the 
cheeks and opercles. Gillrakers long and close set. Colours 
in fresh state: head uniform deep black, body pinkish brown, 
fins transparent grey. Length 266 mm. 
Habitat: Bali sea (1018 m.)! — Arabian sea, off the Laca- 
dives (1353 m.); Indian Ocean off Goa coast (1332 m.). 
2. Bathytroctes calcaratus M. Web. 
Bathytroctes calcaratus Max Weber, Siboga-Exp. Fische 1913, p. II. 
B. 75. D..173 AvaggtPe135 V0; alas a tea boter a 
Head 3*/,;—4'/,, naked, its profile sloping down witha slight 
convexity above the eyes and a conspicuous concavity of the 
snout; lastnamed twice longer than eye and conspicuous by 
its breadth in consequence of the lateral prominence of jaws. 
Eye high, 5 to nearly 6, 2*/,—3 in snout and nearly 3 times 
in interorbital space, which has a deep, broad furrow. Posterior 
crescentic nostril, the point of which is directed downward, 
Fig. 35. Bathytroctes calcaratus M. Web, 
contiguous to orbital margin; quite close before it is the 
roundish anterior nostril. Gape of the mouth ascends obliquely, 
the lower jaw is prominent and has besides, at the symphysis, 
a triangular tubercle, obliquely directed anteriorly and inferiorly. 
The pointed posterior end of the intermaxillary is about half 
the length of the snout distant from the anterior border of the 
eye; above it, reaching far anteriorly, lies the maxillary, the 
rounded posterior border of which lies in the vertical through 
posterior margin of eye. Jaws with a row of internally curved 
teeth, somewhat stronger but straight ones on vomer and 
palatines. Base of ventrals in the middle of the interspace 
between snout and base of caudal, their posterior point oppo- 
