NANNOCHEOMIS. 



12. NANNOCHROMIS. 



Pseudoplesiops (non Bleek.), Bouleng. Ann. Mus. Congo, Zool. i. p. 121 (1899), 



and Poiss. Bass. Congo, p. 431 (1901). 

 I^anocliTomis, Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 273. 



Distinguished from ParaUlapia by the position of the upper lateral 

 line, which is much higher up, nearly the whole, or at least a con- 

 siderable part, of its course running along the series of scales contiguous 

 to the base of the dorsal fin. Scales cycloid. 



Conso. 



^s"- 



Synopsis of the Species. 



D. XVJII-XIX 8; Lut. L ^S cheek 



naked 1. X mtdicepx, Blgr., p. 375 



18 



D. XVII 8 ; Lat. 1. -^ ; clieek naked or with 



one or two scales below the eye . . . 2. X dimidiatus, Pellegr., p. 37G. 

 D. XVII 8 ; Lat. 1. J^J ; 2 or 3 series of 



scales on the cheek . ?>. N. squamice2is, Blgr., p. 370. 



1. NANNOCHROMIS NUDICEPS. 



Pseudoplesiops nudiceps, Bouleng. Ann, Mus. Congo, Zool. i. p. 122, pi. xliv. fio-. 6 



(1899), and Poiss. Bass. Congo, p. 431 (1901). 

 Nanochromis nudiceps, Pellegr. Mem. Soc. Zool. France, xvi. 1904, p. 273. 



Depth of body ?>^ to 3f times in total length, length of head 3 to 

 o\ times. Head twice as long as broad, with curved upper profile ; 



Fig. 256. 





Nannochroniis midicej)'!- 

 Type (A. M. C). 



snout a little longer than eye, which is 3^ to 3 A times in length of head 

 and a little exceeds interorbital width ; mouth extending to below 

 anterior border of eye ; 3 or 4 series of teeth in upper jaw ; head 



