266 Annals of the South African Museum. 



head from above eyes to occiput smooth with a translucent cartilage- 

 like tissue, superciliary region scaleless with slight longitudinal 

 striations extending forwards from between orbits ; a patch of scales 

 above cheeks, and another of minute scales in front of eyes above 

 nostrils; nostril an elongate triangular pit containing a simple 

 undivided papilla. 



Dorsal 24 ; situated in posterior fifth of body, falcate ; 2nd ray 

 longest slightly exceeds postorbital length of head and nearly equals 

 depth of body. Pectorals 15, falcate, as long as head behind middle 

 of eye. Ventrals f length of pectorals, inserted midway between 

 arch of upper jaw and base of caudal. Anal 26, commences in 

 advance of dorsal and of same shape but anterior rays are a little 

 higher. Caudal deeply forked. Scales minute, especially on back. 

 Lateral line not conspicuous and not black, does not form a keel on 

 tail, caudal peduncle not compressed. 



Colour (of preserved specimen), greenish brown above, light 

 below ; a dark lateral band from above base of pectorals to caudal, 

 12 or 14 indistinct cross bands or blotches on sides ; minute dark 

 specks on fins. 



One specimen, 574 mm. in length, from Mr. Rorner Robinson, 

 Natal. 



EXOCOETUS BAHIENSIS, Ranz. 



Depth of body 6^- times in total length excluding caudal, length of 

 head 4^ to 4f times. Snout |- diameter of eye, which is 1^ to lj\ 

 times in interorbital width and 3f^ to 3| times in length of head ; 

 height of head about -| its length. Interorbital space rather con- 

 cave ; lower jaw slightly longer than upper ; no barbels. 



Dorsal 12-13 ; originates much in advance of anal ; 3rd and 4th 

 rays i to 3- length of head. Pectorals 3| times length of head, 

 reaching to end of dorsal. Ventrals inserted about midway between 

 gill-openings and base of caudal, extending to middle of anal. Anal 

 10, commences below anterior third of dorsal, rays not so high as 

 those of dorsal. Caudal deeply forked. 



Colour (of preserved specimens), back and sides black, sharply 

 marked off from white belly ; colouration of pectorals uniform. 



Two specimens, 312 mm. and 331 mm. in length respectively, 

 from Durban Museum. 



HEMIRAMPHUS COMMERSONII, Cuv. 



Teeth, tricuspid in many rows on each jaw. Depth of body 

 7 times in total length excluding caudal, length of head 4| to 4f 



