136 CICHLlD.i:. 



Teeth of outer series very large and widely 



spaced ; prsemaxillaries expanded at the 



symphysis, beak-like ; dorsal with 16-20 



spines, anal with 9-11 soft rays . . . .16. Champsochroinis, Blgi:, p. 4:33. 

 Teeth fang-like, in 2 to 4 series, the inner 



depressible, hinged at the base ; scales 



very small and irregular ; dorsal w'itli 



13-17 spines, anal with 14-18 soft rays . 17. Bathyhates, Bigr., p. 436. 

 Mouth nearly vertical, directed upwards, with 



a sino'le series of small teeth : dorsal with 



17-18 spines 18. Haplotaxodon, Blgr., p. 443. 



** Outer mandibular teeth pointing outwards, perpendicular to the 

 inner ; dorsal with 13-16 spines. 

 Membrane between dorsal and anal spines with 



rectilinear edge, not forming lay)pets . . 19. Ctjrtocara, Blgr., p. 445. 

 Dorsal and anal with lappets 20. Edodits, Blgr., p. 446. 



;8. Two lateral lines; ventrals with the inner rays longest ; dorsal with 

 13-15 spines. 

 Teeth in 2 series, outer mandibular pointing 



outwards 21. Knantiojnis, Blgr., p. 447. 



Teeth in 4 or 5 series, outer mandibular not 



pointing outwards 22. iStajipersia, Blgr., p. 450. 



y. Tlireo lateral lines ; dorsal with l.S-15 spines. 

 Ventrals with the inner rays longest ; outer 



mandibular teeth pointing outwards . . 23. XenotUapia, Blgr., }). 451. 

 Ventrals with the outer rays longest ; outer 



mandibular teeth not pointing outwards . 24. Grammatoiria, Blgr., p. 453. 



S. A single, very short lateral line (the upper); dorsal with 9-12 sjiines. 

 Teeth very minute ; head with large and deep 



cavities 25. Trematocara, Blgr., p. 455. 



h. Outer teeth closely set and strongly 

 incurved, followed by a band of 

 very small tricuspid teeth ; dorsal 



with 17 spines 20. Gephyrochromis, Blgv^Tp. i^S. 



2. Anal with 4-10 spine.s. 

 Teeth conical, forming a villiforii} band with 

 more or less strongly enlarged canines in 



front; dorsal with 16-21 spines. . . .27. Laniprologus, Hclnhh., \-t. i59. 

 Teeth conical, forming a villiform band with a 

 few strongly curved canines in front, the 

 outer of which are very large and tusk- 

 like ; dorsal with 22-24 spines .... 28. JuVulochvomis, Blgr., p. 484. 



