LAMPEICHTHrS.— STNGNATHID^. 81 



or occiput and from root of caudal, above anterior third or middle of 

 anal; posterior rays longest, f to f length of head. Anal 27-30, 

 posterior rays longest. Pectoral f to | length of head. Ventrals rather 

 small, twice as distant from end of snout as from root of caudal. 

 Caudal feebly emarginate, basal half or two-fifths scaly. Caudal 

 peduncle twice as long as deep. 40-45 scales in longitudinal series, 

 10-11 in transverse series; lateral line indicated by a series of pits. 

 Olive above, silvery white beneath ; uniform or each scale bearinjj a 

 bluish spot ; a more or less distinct dark lateral band ; fins greyish. 



Total length 135 millim. 



Lake Tanganyika. 



1- Type. Mbity. Prof. J. E. S. Moore (C). 



2-4- Ad. Niamkolo. Dr. W. A. Ounnington (C). 



5. Ad. Moliro. 



6-10. Ad. Mpala. ,^ 



11. Skel. 



12. Ad. Tulo. Dr. L. Stappers (C). 



Suborder VII. L O P H O B R A N C H 1 1. 



Highly aberrant Teleosts with the body protected by bony rings or 

 star-like ossifications. Air-bladder without pneumatic duct. Parietal 

 bones absent. Gills not laminated, but composed of small rounded 

 lobes, borne by slender and feebly ossified arches; only one or two 

 branchiostegal rays. The three anterior vertebrae immovably joined 

 together. Ventral fins abdominal, if present. 



Fam. 1. SYNGNATIIID.E. 



Bony armour in the form of rings. Anterior vertebra3 not elongate ; 

 parapophyses strong, ankylosed to the exoskeleton. Snout tubiform ; 

 mouth small, tooth.less. Gill-opening very small. A single dorsal fin. 

 No ventral fins. 



The males carry the eggs attached to the lower surface of the body, 

 or in an open or closed brood-pouch. 



Mostly marine fishes, occurring on the coasts of tlie greater part 

 of the world. Four genera have representatives in the fresh waters of 

 Africa. 



VOL. III. ^ 



