156 MR. C. TATE REGAN ON SOUTH- AMERICAN [Mar. 7, 



250 mm. in total length. The types of C. elegans, from the 

 Peruvian Amazon, 85 and 105 mm. respectively. 



4. Batrachops punctulatus, sp. n. (Plate XIV. fig. 1.) 



Crenicichla reticulata (non Heck.) Pellegr. Mem. Soc. Zool. 

 France, xvi. 1903, p. 378 (1904). 



Depth of body 5|- in the leng-th, length of head 3^. Diameter 

 of eye 4| in the length of head, leng-th of snout 3g, interorbital 

 width Zh. Nostril nearer to tip of snout than to eye. Maxillary 

 extending a little beyond anterior margin of eye ; depth of 

 prseorbital | the diameter of eye. Anterior teeth forming 3 series 

 in each jaw. 9 gill-rakers on the lower part of anterior arch. 

 Scales denticulated except on the head, the lower parts of thorax 



and abdomen and anteriorly above the lateral line, 80^, 68 in a 

 longitudinal series below the lateral line, 4 or 5 between last 

 dorsal spine and lateral line, 3 between upper and lower lateral 

 lines. Dorsal XXIII (XXIV 11-12) 13, the spines subequal from 

 the tenth, the last nearly |- the length of head. Anal III (7) 8. 

 Pectoral nearly j, ventral more than ^ the length of head. 

 Caudal peduncle as long as deep. Brownish, each scale with a 

 dark spot at the base ; a dai-k band from eye to operculum, ending 

 in a spot above the pectoral ; traces of cross-bars on the body ; a 

 blackish ocellated spot on the upper part of the base of caudal ; 

 dorsal with a blackish intramarginal band. 

 Guiana, R. Amazon. 

 1. (140 mm.) type of tlie species. E. Essequibo. Mr. Ehrhardt. 



5. Batrachops cyanonotus. 



Crenicichla cyanonotus Cope, Proc. Am. Phil. Soc. xi. 1871, 

 p. 569 ; Pellegr. Mem. Soc. Zool. France, xvi. 1903, p. 378 (1904). 



Depth of body about 5^ in the length, length of head abouit 3^ 

 (6 1 and 4 respectively in the total length, with caudal). Snout as 

 long as the eye, the diameter of which is 3| in the length of head 

 and nearly equal to the interorbital width. Maxillary extending 

 to below anterior ^ of eye. 66 scales in a longitudinal series 

 below the lateral line, 5 in a transverse series above the lateral 

 line (? at about the middle of the spinous dorsal), 13 between 

 lateral line and the ventral fin. Dorsal XXIV 1 1 . Anal III 8. 

 Olivaceous; 7 oblique dark cross-bars on the body; a dark stripe 

 from eye to extremity of operculum ; a dark ocellus on the upper 

 part of the base of caudal ; dorsal and anal fins unspotted, blue at 

 the base. 



The type, from the R. Maranon, Upper Amazon, measures 

 150 mm. in total length. 



Crenicichla. 



Creniciclila Heck. Ann. Mus. Wien, ii. 1840, p. 416. 



Crenicichla (part.) Gunth. Cat. Fish. iv. p. 305 (1862) ; Eigenm. 

 k Bray, Ann. Ac. X. York, vii. 1894, p. 620; Pellegr.' Mem. Soc. 

 Zool. France, xvi. 1903, p. 372 (1904). 



Body oblong or elongate, more or less compressed ; scales small 



