PAEATILAPIA. 309 



Synopsis of the Species. 

 I. 7 to U giil-rakers on lower part of anterior arch; less than 50 scales in 

 longitudinal series on the body. 

 A. Praamaxilhuy processes very long, extending to between the orbits ; caudul 

 rounded or truncate. 

 1. Width o£ head not more than 2^ times in its lensth. 

 a. Pectoral shorter than head. 

 D. X-XIII 10-12 ; A. Ill 8-11 ; Sc. 28- 



^^ Tins ; 4 to 6 series o£ scales on the 



^*^^«^^ 1. P.jooZ?ew, Blkr., p. 315. 



D. XIV-XV 10-11 ; A. Ill 7 ; Sc. 27- 

 3 

 28 j^ ; 3 or 4 series of scales on the cheek. 2. P- cerasogaster, Blgr., p. 31G. 



D. XIV-XV 13-15 ; A. Ill 8-10 ; Sc. 34- 



36 j|:7j^ ; 5 or 6 series of scales on the 



cheek 3. P. ?na«w«/>/^ak, Blgr.,p. 317. 



b. Pectoral at least nearly as long as head. 

 D. XV-XVI 9-10 ; A. Ill 8-9 ; Sc. 32 ^^ ; 



3 or 4 series of scales on the cheek ... 4. P. gestri, Blgr., p. 318. 

 D. XV 13 ; A. Ill 9-10 ; Sc. 34-37 tj* . 



5 or 6 series of scales on the cheek . . . 5. P. longimanus, Blgr., p. 319. 

 2. Width of head 2^ to 3 times in its length ; pectoral shorter than head. 

 D. XIV-XVI 14-16 ; A. Ill 11-13 ; Sc. 36- 



5-7 

 39 j^^^ 5 lower jaw projecting ; 7 to 10 



series of scales on the cheek ; caudal 

 peduncle as long as deep or a little longer 



than deep 6. P. angustive2Ds, Blgr., p. 320. 



D. XVI 9 ; A. Ill 8 ; Sc. 33 j^ ; jaws e^ual 

 in front ; 4 series of scales on the cheek ; 

 caudal peduncle slightly longer than deep. 7. parvidens, Blgr., p. 322. 



O /I 



D. XVI 8-10 ; A. Ill 7-8 ; Sc. 32-33 



3-4 

 9-10 



jaws equal in front ; 3 or 4 series of scales 

 on the cheek ; caudal peduncle 1^- to 1^ 

 times as long as deep 8. P. pfeferi, Blgr., p. 323. 



B. Prajmaxillary processes not extending to between the orbits ; caudal 

 rounded, truncate, or slightly emarginate, not scaly. 

 1. Pharyngeal teeth all slender. 



a. Snout considerably longer than the eye in the adult ; depth of body 

 2| to 41 times in total length. 

 a. Caudal peduncle as long as deep or slightly longer than deep ; head 

 2 to 2^ times as long as broad. 



