558 



Annals of the Ko/iHi African Museum. 



large, hidden in the lip but bordering the mouth ; jaws with a band of 

 villiform teeth ; no teeth on the palate. Gill-membranes free, deeply 

 notched. Air-bladder absent. 



Vertebrae 41 (19 20 x 20 21). Eight or branchiostegal rays. 

 A more or less distinct foramen above the axil. 



Tropical Africa." 



AMPHILIUS LONGIROSTKIS, Blgr. 



Anoplopterus longirostris, Bouleng., Ann. and Mag. Nat. Hist. (7) 

 viii, 1901, p. 447. 



Amphilius lonfjirostris, Bouleng., Proc. Zool. Soc., 1903, i, p. 25, pi. i 

 fig. 3, and 1905, i, p. 64, and Freshw. Fish. Africa, ii, p. 359, fig. 279 

 (1911), and iv, p. 308 (1916). 





FIG. 168. Amphilius longirostris. Type (P.Z.S., 1903). 



Teeth in a villiform band. Depth of body 6f to 9 times in total 

 length excluding caudal, length of head 4 to 4| times. Head much 

 depressed, ly 1 ^ to ly^ times as long as broad ; snout obtusely pointed, 

 about i length of head ; eye very small, in second half of head, 6-^ to 8 

 times in length of head, 2 to 2 times in iuterocular width ; posterior 

 nostril midway between eye and end of snout ; maxillary barbel - to 

 nearly the same length as head, reaching root of pectoral or beyond ; 

 outer mandibular barbel f to -/^ length of head, inner about -f. Gill- 

 rakers moderate, 5 or 6 on lower part of anterior arch. 



Dorsal i 6 ; much nearer to end of snout than to root of caudal ; 

 adipose dorsal low, 1^ times to twice as long as rayed dorsal, and -i- to 

 as long as its distance from the latter. Pectoral ~ to as. long as head. 

 Ventral a little shorter than pectoral, well behind base of dorsal. 



