138 DEEP SEA FISHES. 
Phucoccetes latitans. 
Phucocetes latitans Jenyns, 1842, Voy. “ Beagle,” Fishes, 168, pl. 29, fig. 3. 
D: 100; A. 765 Vi 2 right; 3 left; B: 175°C. 10: 
Form similar to that of other Lycodidw. Body and tail compressed ; 
depth one eighth of the total length, and distance from snout to anal origin 
four ninths of the same. Head depressed, broader than high, one sixth of 
the total length and two and three fourths times in the distance from snout 
to vent. Snout longer than the eye, broad, blunt; upper jaw longer; lips 
thick; mouth wide; maxillary subtending nearly the whole of the orbit. 
Teeth unequal, apparently in a single series on jaws and_palatines; 
vomerine few. “Gill openings narrow, extending but half way down across 
the bases of the pectorals. Vertical fins continuous around the end of the 
tail; dorsal originating above the axil of the pectoral; anal origin below 
the thirty-first ray of the dorsal. Pectorals short, deep, broadly rounded 
on the hinder margin, two thirds as long as the head, scalloped on the edge. 
Ventrals stout, short, as long as the eye, with two rays on the right side and 
three on the left, the extremities showing like blunt digits at the end of 
the fin. Scales very small, absent on the anterior half. No pyloric 
appendages. 
Brown; white below the head, around the vent, and on the margins of 
the pectorals; lips dark brown; top of head darker. 
Length four inches. 
Shell Bay, Patagonia; collected by the Hassler Expedition. 
LycoDAPvus. 
Lycodapus Gilbert, 1890, P. U. S. Mus., XIII, 107. 
Body and head compressed and tapering. Body cavity short. Mouth 
anterior, wide, lower jaw longer; teeth very small, in villiform bands on 
jaws, vomer and palatines. Six branchiostegal rays. No barbels. No 
pseudobranchiw. No ventral fins. Gill openings wide; gill membranes 
not united, free from the isthmus. Skin naked; a lateral line. Dorsal, 
caudal, and anal fins united. Pectoral narrow. No opercular or other 
spines on the head. Pyloric appendices few. 
