317 



smaller one between them. Dark brownish above, lighter 

 below, fins yellowish. Length of the single specimen known 

 323 mm. [Type of the species in the zoological Museum of 

 Amsterdam]. 



Habitat: New Guinea (Humboldt Bay near mouth of Mbai 

 river!); collected by Dr. P. N. VAN KAMPEN. 



2. Brachysomophis (Achirophichthys) typus Blkr. 



Achirophichthys typus Bleeker, Ned. Tijdschr. Dierk. II. 1864 1865, p. 42. 



Atl. Ichth. IV. 1864, p. 39. 

 Achirophichthys typus Gunther, Cat. Brit. Mus. VIII. 1870, p. 65. Fische 



der Siidsee Heft IX. 1910, p. 398. 



Height 26; head about ; 3 / 4 . more than 2 ! / 2 times in trunk. 

 Head and trunk somewhat longer than tail. Eye 16, less than 

 twice in snout. Cleft of mouth wide, 2 3 / 4 in head. Snout pointed. 

 Lips with one row of very minute tubercular papillae. Origin 

 of dorsal at a distance behind the 



O O &. n rt 



gillopenings equal to ! / 3 length of 



head. Dorsal and anal rather low, / <> o o 9 



ending at some distance before the o 9 \ Q 



point of the tail. In the upper jaw oS o o g 



a double series of conical teeth; the \\ J 



outer series situated close together, * v i \ 



the inner series shorter, situated at 7TL ^^ * 



some distance from the outer series, Fig. 152. Dentition of Brachy- 



the teeth more widely set. In the som P his (Achirophichthys} typus 



, . , , . , Blkr. a intermaxillary, m maxillary, 



mandibles a single series, the ante- , 



& _ ma mandibulary, v vomerme teeth. 



rior teeth caniniform, widely set, the ^ -,\i 



posterior teeth small and close 



together. On the intermaxillary plate 2 large teeth, on the 

 vomer a series of 4 widely set caniniform teeth. Dark brownish 

 above, lighter below. Length of the single specimen known 

 210 mm. [Type of the species in the British Museum seen by us]. 

 Habitat: Celebes!. 



9. Sphagebranchus Bloch. 



(BLOCH, Ausland. Fische IX. 1795, p. 88). 



Much elongate, cylindrical. Anus somewhat before or behind 

 middle of length. Origin of dorsal above or generally more 

 or less behind gillopenings. Dorsal and anal sometimes wanting 

 or very low, not confluent, ending at a short distance from 



