436 ]\Ir. C. T. Regan on the Fishes of the 



than the licad. Caudal slightly ronnded. Caudal peduncle 

 nearly as long as deep. Olivaceous, with obscure darker 

 cross-bars. 



Lake Isabel, Guatemala. 



The single known example measures 182 mm. in total 

 length. 



This species is said to be closely allied to the preceding, 

 differing especially in the larger eye. 



3. Hericlithys Geddesi, sp. n. 



Depth of body 2.1-2J in the length, length of head 2|-24. 

 Snout as long, or nearly as long, as postorbital part of head. 

 Diameter of eye 2|-3^ in the length of head, interorbital 

 width 3J.-3f . Maxillary not extending to below the eye ; 

 I^rjemaxillary processes extending to above anterior ^ of eye; 

 jaws equal anteriorly; both jaws with the teeth of the outer 

 series regularly increasing in size anteriorly ; fold of the 

 lower lip not continuous ; cheek with 5 or 6 series of scales ; 

 7 or 8 gill-rakers on the lower part of anterior arch. Scales 

 30 jg^, 2 between lateral line and base of anterior rays of 

 soft dorsal. Dorsal XVI-XVIII 11-12, commencing above 

 the opercular cleft, the spines sut)equal or slightly decreasing 

 from the fifth or sixth to the fourteenth or fifteenth, the last 

 I the length of head ; the soft fin scaly at the base. Anal 

 YI-VII 9-10. Pectoral |-| the length of head, extending 

 to above origin of anal ; ventral extending to anterior anal 

 sjiines. (? Caudal subtruncate.) Caudal peduncle |-| as 

 long as deep. Brownish, with 7 or 8 cross-bars bearing a 

 series of blackish blotches below the lateral line; vertical 

 fins spotted. 



Southern Mexico. 



1-6. (47-65 mm.) types of Southern Mexico. P. Geddes, E.sq, 



the species. 



Paraneetroplus, gen. nov. 



Differs from Cichlosoma only in the dentition, all the teeth 

 being broad, compressed, and pointed or rounded. The 

 single species, from Mexico, is intermediate between Cichlo- 

 soma nebuliferum and Nettroplus nematoims. 



Paraneetroplus Bulleri, sp. n. 



Depth of body 3 in the length, length of head nearly 4. 

 Snout a little shorter than postorbital part of head. Diameter 

 of eye 4| in the length of head, interorbital width 2|. Depth 



