68-J: MI!. (\ TATE REGAN ON THE 



cheek. 9 gill-i-alcers on lower part of anterior arch. Pharjmgeal 

 teeth small, slender. 33 scales in a lonoitudinal series, 6 from 

 origin of dorsal to lateral line. Dorsal XYII 10 ; last spine 

 A length of head. Anal Ifl 8 ; third spine stronger and as long- 

 as or a little shorter than last dorsal. Pectoral a little shorter 

 than head, not reaching anal. Candal seal}', truncate. Caudal 

 peduncle as long as or a little longei' tha,n deep. Traces of dark 

 cross-bars on body beai-ing a, series of darker spots above lateral 

 line and another on middle of side ; an opercular spot and a spot 

 on base of caudal ; doi-sal with a bla,ckish intramarginal band. 

 Two specimens, IIG and 122 mm. in total length (Wood). 



Text-figure 3. 



•'I' 



Fseudotroplteus tro^jJ/eojjs. f. 



8. CYXoiiLAriA, gen. n. 



Near Pseudotropheas, but teeth conical, in a few series, outer 

 large, in lower jaw forming distinct ca,nines anteriorly. 

 Nyassa ; a single species. 



Cynotilapia afka Giiuth., 1893. 



Paratilapia afra Bouleng. Cat. Afr. Fish. iii. p. 325, tig. 218. 



Depth of bod}^ 2| to 3 in length, length of head 3 to 3|. Sn'out 

 decurved, a,s long as or a little longer than diameter of eye, 

 which is 3g to 3g in length of hea.d, greater than preeorbital 

 depth ; interorbital width 3i in lengtli of hea.d. Jaws equal 

 anteriorly ; maxillary not quite reaching vertical fi'om anterioi' 

 edge of eye ; teeth conical, triserial, outer large, 28 to 32 in upper 

 jaw ; lower jaw with four strong anterior canines. 3 or 4 series 

 of scales in cheek. 14 or 15 gill-rakei\s on lower part of anterior 

 arch. 33 scales in a longitudinal series, 6 from origin of dorsal 



