CICHLID-E. 137 



All outer series of large conioal teeth and a 

 broad band of small tricuspid teetli ; 

 dorsal with 18-22 spines 2'.). Telmatochromis, Blgr., p. 485. 



E. Dentition not falling under any of the above definitions. 



1. Teeth not strongly curved, with compre^ssd crowns. 



a. Dorsal with 15-17 spines. 

 Outer teeth large and few (24 in upper jaw) 



with long inner cusp directed inwaids 



and very short or indistinct outer cusp . 30. Bayonia, Blgr., p. 488. 

 Jaws wirh moderately broad bands of slender, 



club-shaped teeth, the outer with the 



crown obliquely truncate and pointing 



towards the symphysis 31. Henntilapia^'Rlgi-., y>. Wi. 



Jaws ^^^th very broad bands of bristle-like 



movable leeth with club-sha[)ed crowns ; 



)-ami of lower jaw approximated, spatulate 



in front, connected with the upper jaw 1)}' 



a broad thin lip 32. Chilorhromis, Blgr., p. 492. 



Jaws very massive, with extremely broad bands 



of nnumerable minute teeth 33. Corematodus, Blgr., p. 404. 



/'. Dorsal with 18-25 spines. 

 Large spatulate teeth with truncate crowns 



disposed in oblique transverse rows of 



two or three ; dorsal with 23-25 spines . 34. Eretmodus, Blgr., p. 4135. 

 A single series of large teeth with elongate 



c^'lindrical shafts and expanded rounded- 



subtruncate crowns ; dorsal with 25 



sjiines 35. Spathodun, Blgr., p. 4!>G. 



Teeth in a single series, rather large, unequal in 



size, few (20 in upper jaw), with swollen 



bases and short slightly notched crowns ; 



dorsal with 18 spines 3(5. Perissodtin, Blgr., p. 4itT. 



2. Teeth neither curved nor compressed. 

 Teeth in several series, with obtuse or rounded 



crowns ; dorsal with 15 spines .... 37. ChUotUapia, Blgr., ]i. 4'J8. 



3. Teeth with strongly curved, compressed crowns. 

 Teeth in two series, 50-54 in outer series of 



upper jaw ; dorsal with 15-16 spines . . 38. Schidjottia, Blgr., p. 500. 

 Teeth iu a single series, 34-46 in upjior jaw, 

 feebly grooved in front; dorsal with 1(1- 

 17 spines 31). Ji'nocliromis, Blgr., p. 501. 



