BAEBUS. 1 5 



Sc. 25-26 JJ, 2-21 ; eye 3-31 times in length of 

 head ; pectoral reaching or nearly reaching 



ventral i 120. B. kerstenii, Peters, p. 130. 



Sc. 24-28 4 f ¥ 2-2| ; eye 3J-4 times in length 



of head ; pectoral not reaching ventral . 121. B. eutcenia, Blgr., p. 131. 

 I. Base of ventral entirely below dorsal. 

 a. 28-33 scales in lateral line. 



Posterior barbel more than 1^ diameters of eye and snout longer 

 than eye in adult; dorsal with 7 branched rays. 

 Sc. 30-31 p, 3; eye 5£- times in length of head ; 



depth of body 41 times in total length . . 122. B. neumayeri, Pfeff., p. 132. 

 Sc. 28-30 J* 3 ; eye 4-5 times in length of 



head ; depth of body 3|-4 times in total 



length ; interorbital width 2i-2§ times in 



length of head 123. B. nairobiensis, Blgr., p. 132. 



Sc. 28-32 JpjJ, 3-4; eye 3|-4i times in length 



of head ; depth of body 3|-4 times in 



total length; interorbital width 3 times in 



length of head 124. B. portali, Blgr., p. 133. 



** Posterior barbel 1 to 1£ diameters of eye. 

 Sc. 28 |f, 3 ; eye 4|-5 times in length of head, 



interorbital width 2^-3 times ; dorsal with 



7 branched rays 125. B, carpio, Pfeff., p. 134. 



Sc. 28-30 a 5 i 2 , 3-3^ ; eye 3^-4 times in length 



of head, interorbital width 2^— 2| times ; 



dorsal with 6-7 branched rays .... 126. B. percivali, Blgr., p. 135. 



Sc. 29-31 ^1 3 , 2^-3 ; eye 3-3 J times in length 

 of head, interorbital width 2Js— 2§ times; 

 dorsal with 7-8 branched rays .... 127. B. zanzibaricus, Peters, p. 136. 



Sc. 29-33 f|, 2i-3 ; eye 31-4 times in length 

 of head, interorbital width 3-3^ times ; 

 dorsal with 8 branched rays 128. B. argenteus, Gthr., p. 136. 



*** Posterior barbel §-£ diameter of eye. 

 Sc. 28-30 4 -|ir, 21; eye 3|-3i times in length 

 of head, interorbital width 2^-3 times ; 

 dorsal with 7-8 branched rays .... 129. B. wellmani, Blgr., p. 137. 



