189 



caudal or not so far; their origin about in the middle between 

 head and base of caudal. Caudal deeply forked. Colour of 

 preserved specimens brownish, silvery below. Pectorals black 

 in their superior part or black with the upper and lower margin 

 white. Ventrals black with exception of the middle fourth or 

 black with the inner border white. Lower tip of caudal some- 

 times, last third of anal always black. Dorsal dusky. Length 

 of the three known specimens 60, 150 and 175 mm. 



Habitat: Between Gebc and Fau ! ') — Between the Fidji 

 and New Hebrides Islands. 



12. Cypsilurus oligolepis (Blkr.) 



} Exococtus commersonii Lacepede, Hist. nat. Poissons V, 1803, p. 402. 



^ Exocoetus exiliens Lacepede, ibid. (nee. Bl.). 



} Exococtus Commersonii Cuvier & Valenciennes, Hist. Nat. Poissons XIX. 1846, 



p. 102. 

 Exococtus unicoloi'} Bleeker, Verb. Bat. (len. XXIV. 1852, Snoekacht. Visschen, 



p. 21 (nee C. V.). 

 Exococtus oligolepis Bleeker, Ned. Tijdsclir. Dierk. III. 1866, p. 109. — Atl. ichth. 



1866 — 1872, p. 69. 

 Exococtus brachysoma Bleeker, Ned. Tijdschr. Dierk. III. 1866, p. in. — Atl. 



ichth. VI. 1866 — 1872, p. 70. — Poissons de Madagascar 1875, p. loi. 

 Exococtus neglecttis Bleeker, Ned. Tijdschr. Dierk. III. 1866, 112. — Atl. ichth, 



VI. 1866— 1872, p. 71. 

 Exococtus oligolepis Gunther, Cat. Brit. Mus. VI. 1866, p. 296. — Fische d. 



Siidsee Heft VIII. 1909, p. 370. 

 Cypsilurus hrachysomus Jordan & Scale, Bull. Bur. Fish. Wash. XXVI. (1906) 



1907, p. 9. 

 Exococtus brachysoma M. Weber, Siboga-Expeditie, Fische, 1913, p. 125. 



7 



D. 12—13; A. 8—9; P. 1. 13— 14; V. 6; L.l. 42— 45; L. tr. -)\_. 



2 



Rather compressed, the breadth of the body going about 

 1.5 in its height. Height 4.7 — 5.5, 5.8 — 7 in length with caudal. 

 Head about 4, 5 — 5.5 in length with caudal. Eye about 2.5 

 in head, scarcely less than postorbital part of head, about twice 

 as long as snout and a little less than the somewhat concave 

 interorbital space. No chinbarbel. In the jaws bands of 2 or 3 

 rows of small tricuspid teeth; on the palatines an elongate 

 spindleshaped patch of teeth on each side. Origin of anal oppo- 

 site to 6th or 7th dorsal ray. Origin of dorsal separated by 23 — 28 



1) The specimen of 150 mm., belonging to the fishery laboratory at Batavia, 

 without definite locality, is certainly from the Archipelago. 



2) Between D. and A. 



