146 Annals of the South African Museum. 



length excluding caudal, length of head 2-/^ to 3 times. Snout 

 slightly longer than diameter of eye, which is equal to or a little less 

 than interorbital width and 4f to 5 times in length of head. Profile 

 of head rounded, with a slight depression above orbits; cleft of rnouth 

 oblique, lower jaw slightly projects beyond upper and has a small 

 flap or tubercle on chin, maxillary reaches to vertical of posterior 

 margin of eye or slightly beyond it ; vertical limb of preoperculum 

 with three or four spinate deuticulations on its border ; three 

 opercular spines, the middle one most developed and nearer to 

 upper. 



Dorsal vii, i 13-14 ; spines weak, 3rd or 2nd and 3rd longest and 

 a little more than ^ length of head ; soft portion of fin higher than 

 spinous and with a rounded margin, longest rays about -| length of 

 head. Pectorals same length as ventrals and rather more than 

 ^ length of head. Anal 9 ; similar to soft dorsal, about the same 

 height as soft dorsal or a little higher, but not so long. Caudal 

 broad and rounded, about r 7 ^ length of head and with a broad 

 peduncle about ^ length of head in breadth. Scales embedded in 

 epidermis ; numerous pores the openings of mucous glands all over 

 the body, a specially prominent row (about 63 in all) in the region of 

 the lateral line can be made out in the largest specimen. 



Colour (of preserved specimens), blackish brown or chocolate 

 brown, with seven or eight narrow longitudinal white lines ex- 

 tending over head and body. A quantity of mucus is given out 

 over the body by this fish on capture, and some of it remains in 

 white patches on the largest specimens. 



Two specimens, from which the above description has been taken : 

 one, 103 mm. in length, from Durban Museum, caught at Jetty Point 

 by Mr. Turner, of the Harbour Board; the other, 107 mm. in length, 

 from Mr. Robinson, Natal, caught at Durban. Another specimen, 

 70 mm. in length, also forwarded by Mr. Eobinson, was caught in a 

 small rock-pool at Isipingo, near Durban ; the colour when the fish 

 was alive is reported to have been black, and the longitudinal stripes 

 yellow and five in number. 



G. sexlineatus is found in the Indian and Western Tropical Pacific 

 Oceans, and is recorded for the first time for Natal. 



LUTIANUS SALMONOIDES, n. Sp. 



(Rock Salmon.) 



Canines of upper jaw small, those of lower jaw equal the succeeding 

 teeth and less than the most posterior. Depth of body 2 T 7 ^ in total 



