CICriLlD^E. 137 



An outer series of large conical teeth and a 

 broad band o£ small tricuspid teeth ; 

 dorsal with 18-22 spines 20. Telmatochromis, Blgr., p. 485. 



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



1. Teeth not strongly curved, with conipresssd crowns. 



a. Dorsal with 15-17 spines. 

 Outer teeth large and few (24 in upper jaw) 



with long inner cusp directed inwards 



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

 Jaws with moderately broad bands of slender, 



club-shaped teeth, the outer with the 



crown obliquely truncate and pointing 



towards the symphysis 'M. Hewitilapia, Bli^r., \k iSd. 



Jasvs with very broad bands of bristle-like 



movable teeth with club-shaped crowns ; 



lami of lower jaw approximated, spatulate 



in front, connected with the upper jaw by 



a broad thin lip 32. Chilochromis, Rlgr., p. 492. 



Jaws very massive, with extremely broad bands 



of nnumerable minute teeth 33. Corematudas, Blgr., p. 494. 



h. 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. Eretmodtis, Blgr., p. 495. 

 A single seiies of large teeth with elongate 



cylindrical shafts and expanded rounded- 



subtruncate crowns ; dorsal with 23 



sjanes 35. Spathodus, Blgr., p. 49t;. 



Teeth in a single scries, rather large, unequal in 



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



bases and short slightly notched crowns ; 



dorsal with 18 spines 3(). Fcnssodti.", Blgr., p. 497. 



2. Teeth neither curved nor compressed. 

 Teeth in several series, with obtuse or rounded 



crowns ; dorsal with 15 spines .... 37. C/tilofilaj'ia. Blgr.. p. 498. 



3. Teeth Avith strongly curved, compressed crowns. 

 Tooth in two series, 50-54 in outer scries of 



u})per jaw ; dors.il with 15-16 spines . . 38. Schuhotzid, Blgr., p. 500. 

 Tooth in a single scries, 34-40 in upper jaw, 

 feebly grooved in front ; dors:d with 1 (!- 

 17 spines .V.i. A.'/fOt/' /•"»>/*, Blgr., p. 5i)l. 



