244, PERCY SLADEN TRUST EXPEDITION. 
2. Preopercular spine moderate, extending about 4 the distance from its base to the vertical 
from the base of pectoral. 
a. Third and fourth branched rays of the ventral fins longest, considerably longer than the 
first branched ray. 
Diameter of eye 6 in the length of head, which is 34 in the length of the fish 
(in specimens of 55 to 60 mm.) ; origin of anal nearer to tip of snout than 
to base of caudal . .. . . microphthalmus, sp. 0. 
Diameter of eye 4 to 5 in the length of neee, aie is od in Me eee of the 
fish (in specimens of 40 to 75 mm.) ; origin of anal equidistant from tip 
of snout and base of caudal, or nearer the former . . . Capensis, sp. 0. 
Diameter of eye 43 to 5 in the leugth of the head, which is ‘3h to 3h in ‘the 
length of the fish (in specimens of 50 to 75 mm.) ; origin of anal nearly 
equidistant from tip of snout and base of caudal . . . . . . .) . ~~) «arafurensis, sp. n. 
b. Branched rays of the ventral fins subequal, the uae and fourth not or scarcely longer than 
the first. 
Distance from tip of snout to extremity of maxillary 3 the length of head; 
least distance between eye and maxillary a little less than the diameter of eye. omanensis, sp. n. 
Distance from tip of snout to extremity of maxillary 3 the length of head ; 
least distance between eye and maxillary considerably less than the 
diameter Ofeyeli.r iss) cil) eh LC TS We. 6S Ghlakeies SWOKo) Gilt al Sty 
B. Distance between origins of dorsals iess than } of the distance from 
tip of snout to origin of spinous dorsal . . . . . . . . . .~ fimbriatus, Gilb., 1905. 
Champsodon guenthert, sp. n. 
Champsodon vorax (non Gunth., 1867), Giinth. ‘Challenger’ Shore Fishes, p. 52, pl. xxiii. fig. A 
(1880). 
Depth of body 53 in the length, length of head 33 to 33. Snout 13 to 1? as long as 
eye, the diameter of which is 5 to 5} in the length of head and greater than the inter- 
orbital width. Pramaxillaries without anterior notch; maxillary extending to below 
posterior edge of eye or a little beyond; distance from tip of snout to end of maxillary a 
little more than 4 the length of head; least distance between eye and maxillary % to ? 
the length of head, przeopercular spine of moderate length ; 11 or 12 gill-rakers on the 
lower part of the anterior arch. Dorsal V, I 19-20; second dorsal spine nearly $ the 
length of head; distance between origins of dorsals about } of the distance from tip of 
snout to origin of spinous dorsal. Anal I 17-18; origin equidistant from tip of snout 
and base of caudal or nearer the latter. Ventrals } to § the length of head, extending 
to the origin of anal in the young, but not in the adult. Silvery; back darker; caudal 
dark at the base. 
Philippine Islands, 115 fathoms; and Nares Harbour, Admiralty Islands. 
Two specimens, 90 and 140 mm. in total length, from the ‘Challenger’ collection. 
The smaller example, from the Admiralty Islands, has not been included in the 
description. 
Champsodon capensis, sp.n. (Plate 27, fig. 2.) 
Depth of body 5 in the length, length of head 4. Snout from as long to 13 as long 
as eye, the diameter of which is 4 to 5 in the length of head and greater than the inter- 
