CICHLID.^. 135 



13. Some or all of the anterior teeth large and incisor-like or nail-like in the 

 adult. 

 3 to 5 series of compressed teeth, which are 



feebly notched or tricuspid in the youn^- 



and obtuse in the adult ; dorsal with 17- 



19 sf)ines, anal with 3 7. Lohocldlotes, Blgr., p. 280. 



A very broad band of teeth, the outer large, 



nail-shaped, the others small and tricuspid; 



dorsal with lG-17 spines, anal with 3 . . 8. Bocimodus, Blgr., p. 281. 

 2 widely separated series of notched teeth, the 



outer largo, with one or two pairs of 



larger, incisor-like teeth at the symphj'sis; 



dorsal with 19-20 spines, anal with 3 . . 9. Steatocranus, Blgr., p. 283. 



0. Outer teeth bicuspid in some indi- 

 viduals, conical in others (forms con- 

 necting Tilapia and Paratilapia) ; 

 dorsal with 13-19 spines, anal with 

 .3-6 10. Ilaplochromis, Pfeff., p. 284. 



D. Outer teeth conical in the adult, sometimes bicuspid in the young *, with 

 or without curved canines. 

 1. Anal with 3 spines (exceptionally 4). 



a. Outer teeth, if closely set, not strongly incurved. 



a. Two lateral lines; ventrals with the outer rays longest. 

 * Outer mandibular teeth not pointing outward.s. 

 Two or more series of teeth in each jaw; no- 

 strong papillose pad in front of the gill- 

 arches ; dorsal with 10-18 spines, anal 



with 6-14 soft rays 11. Paratilap'ui, Blkr., p. 308. 



Upper lateral line close to base of spinous 



dorsal; otherwise as in Pa ra^27a/»/«. . . 12. iN^annoc/tromw, Pellegr., p. 375. 

 A very strong papillose pad in front of the 



gill-arches; otherwise as in Paratilapia . 13. PehnatocJiromis, Stdr., p. 377. 

 Jaws with very broad bands of small teeth, the 

 band in the upper jaw horseshoe-shaped, 

 that in each ramus of the lower jaw not" 

 much longer than broad ; dorsal with 13- 



15 spines 14. P latijtceniodus, Blgr., p. 426. 



Teeth in one or two, very rarely three series, 

 the two median teeth of the outer series 

 more or less enlarged ; dorsal with 13- 

 15 spines 15. Hemichromif, Petors, p. 427. 



* 



ParatihijUd , PehiuitocJironns, 



