CICHLID FISHES OF LAKE NYASSA. 683 



3. PSEUDOTROPHEUS NOVEMFASCIATUS, Sp. 11. 



Depth of body 3 in length, length of head 3|. Snout with 

 convex profile, as long as diameter of eye, which is 3g in length 

 of head, equal to interorbital width, greater than depth of 

 praeoi'bital or cheek. Mouth rounded, lower jaw shorter than 

 upper ; maxillary reaching vertical from anterior edge of eye ; 

 teeth in 5 or 6 series, about 40 in outer series of upper jaw, 

 anteriorly bicuspid, the last 6 to 8 on each side conical, some 

 enlarged. 5 series of scales on cheek. 10 gill-rakers on lower 

 part of anterior arch. Pharyngeal teeth small. 32 scales in 

 a longitudinal series, 6 from origin of dorsal to lateral line. 

 Dorsal XVIII 9 ; last spine i length of head. Anal III 8 ; third 

 spine as long as and. stronger than last dorsal. Pectoral shorter 

 than head, not reaching anal. Caudal truncate. Caudal peduncle 

 as long as deep. Body crossed by 9 dark vertical bars, the first 

 6 corresponding to the 6 of F. zebra, the last 2 on caudal 

 peduncle ; end of snout and lower jaw blackish ; an opercular 

 spot and a spot on base of caudal ; a faint dark band on lateral 

 line and another on middle of side; spinous dorsal with a dusky 

 intramarginal band ; soft dorsal and caudal with series of spots. 



A single specimen, 65 mm. in total length {Wood). 



4. PsEUDOTROPHEUS AURATUS Bouleng., 1897. 



Tilcqna aurata Bouleng. Cat. Afr. Fish. iii. p. 246, fig. 164. 



Depth of body 3| in length, length of head ?>^. Snout with 

 convex profile, a little longer than diameter of eye, which is 4 in 

 length of head, a little greater than interorbital Avidth, depth of 

 prfeorbital, or cheelc. Mouth rounded ; lower jaw shorter than 

 upper; maxillary nearly reaching vei'tical from anterior edge of 

 eye; teeth in 5 or 6 series, 45 in outer series of upper jaw, the 

 last 4 or 5 conical, enlarged. 4 series of scales on cheek. 9 oi- 

 10 gill-rakers on lower part of anterior arch. 33 scales in a 

 longitudinal series. Dorsal XIX 8 : last spine -| length of head. 

 Anal III 7 ; third spine as long as last dorsal. Pectoral | length 

 of head, not reaching anal. Caudal densely scaled, truncate. 

 Caudal peduncle a little longer than deep. Lips blackish ; two 

 black bands between eyes ; a black stripe from eye, ending in a 

 spot on base of caudal ; a second near edge of back, a third on 

 dorsal fin. 



The type, 75 mm. in total length. 



5. PsEUDOTROPHEUS TROPHEors, sp. n. (Text-fig. 3.) 



Depth of ho(\j 2| to 3 in length, length of head 3|. Upper 

 profile of head very convex ; snout as long as diameter of eye. 

 which is 3| in length of head, slightly exceeds prasorbital depth and 

 equals depth of cheek ; interorbital region convex, its width If to 

 •2| in length of head. Mouth subterminal, transverse ; jaws with 8 

 series of small cuspidate teeth ; a series of 6 to 8 Avell-differentiated 

 conical teeth on each side of prfcmaxillary. 4 series of scales on 



