GoUected by Charles Frederick Hartf. 289 



body. Caudal spot very small )jut well detiued. Humeral spot usually 

 absent. Dorsal in the middle of the length, behind origin of ventral. 

 Mouth very small, head 3|, depth 3^. Eye 2t-2| in the length of the 

 head. Height of dorsal equals length of head. Caudal lobes longer 



than the head. D. 11, A. 2r2, lateral line 35-36 124. pequira. 



cc. Dorsal plain, maxillary with but two or three teeth. 



d. Depth 2s-2f in the length. Maxillary with Init three teeth. In- 

 termaxillary with but 5 teeth on each side, each with 9 points, the 

 median most prominent. D. 10 or 11, A. 22-25, lateral line 33-34. 

 Hunu'ral and caudal spots indistinct. Head 4, depth 3.> in the 

 length 125. pulcher. 



dd. Depth 3h in the lengthy maxilhirii with two teeth. D. 10, A. 24, lateral 

 line 35. Five teeth in each i)re-maxillary and six on each dent- 

 ary ; pre-maxillary teeth with se\ en cusps each, the median most 

 j)rominent ; those of the other bones with similar cusps of more 

 equal length. Head 4, eye in the head 22 . A silvery band ; a 



dark spot on the caudal peduncle. 126. fugitiva. 



bb. Lateral line incomijlete (Cheirodox Girard). 



e. Jfaxillanj without teeth. A. 19-23, D. 11, lateral line 35, depth 2A, head 

 4 ; pectorals extend beyond ventrals. A bright longitudinal band on 

 the sides ; a black spot at the base of the caudal .... 127. interruptus. 

 ee. M(i.vitl(trji irilh a .tingle erennte tooth. Depth 2.() ; head 3.6 ; eye large 

 3 times in the head. Scales :}-32-4|. D. 10; A. 19-22. Pectoral 

 reaching the ventral and \ entral nearly reaching the anal. Lateral 

 line on 9-10 .scales. An indistinct narrow, dusky line on the middle 

 of the side from the caudal tin to below the dorsal ... 128. monodon. 

 eee. Maxillary A\-ith more than one tooth. 



f. Anal .thort, of but 14 rays. D. 10 ; teeth usually live-pointed. A 

 silvery lateral band margined abo\'e with black. Depth 3-4 in 

 " the total length " ; head 5, eye 3 in the head ... 129. pisciculus. 

 ff. Anal with 19-26 rays. 



g. Scales 30-32. A black spot at base of caudal. 



h. Anal 23-26. No humeral spot, an intense dark violet spot on 

 the base of the caudal and continued to the tip of the middle 

 rays. A light yellow spot just behind the dark caudal spot on 

 the upper and lower caudal rays. A conspicuous violet stripe 

 from Ijehind the ventrals along the entire base of the anal, a 

 branch extending from the base of the first three or four anal 

 rays oljliquely to the tip of the 6th and 7th rays and Ijack 

 along the remaining ray."*. Head 3J-32, depth 3.>-3s. D. 9- 

 10. Lateral line 30. Mouth very oblique, lower jaw project- 

 ing : teeth numerous, very small and slender. Interorbital 

 ))()nes entirely covering the lower cheeks 130. nattereri. 



hh. Anal 19; humeral s^wt when present not conspicuous; cau- 

 dal spot not continued to the tips of the middle rays. Lower 



