6. CURIMAIDS. 293 



* * Scales small ; L. lat. more than 80. 



12. Curimatus planirostris. 



Charax, no. 378, Gronov. Zoophyl. i. p. 123. 

 Charax planirostris, Gronov. Syst. ed. Gray, p. 154. 

 Curimatus abramoides, Kner, Denkschr. Wien. Acad. 1859, xvii. p. 142. 

 taf. 2. fig. 3. 



D. 11. A. 10. V. 8-9. L. lat. 85-90. L. transv. fgg. 



The height of the body is one-half of the total length (without 

 caudal) ; the upper profile is straight above the occiput. Eye with 

 a broad anterior and posterior lid. The medial line of the back is 

 scaleless before the dorsal fin, and trenchant behind. Anterior dorsal 

 rays produced. Ventral longer than pectoral, terminating at a con- 

 siderable distance from the vent. Coloration uniform. 



Barra do Rio Negro. 



13 Curimatus latior. 



Anodus latior, Spir, Pise. Bras. p. 62. tab. 41. 

 Curimatus latior, Cuv. 8j Vol. xxii. p. 19. 



D. 12. A. 14-15. V. 9. L. lat. 100-110. 



The height of the body is contained thrice or thrice and a third 

 in the total length (without caudal), but females generally have the 

 body still more elevated. Belly much compressed and sharply keeled. 

 Coloration uniform. 



River Amazons. 



14. Curimatus laticeps. 

 Cuv. 8; Vol. xxii. p. 21. pi. 634. 



D. 11. A. 17. L. lat. 95. 

 The height of the body is rather more than one -third of the total 

 length (without caudal) ; the upper profile is a little concave above 

 the occiput. Crown of the head and snout broad. Ventral longer 

 than pectoral. Coloration uniform. ( Vol.) 

 Lake of Maraca'ibo. 



I cannot agree with Kner in identifying this species with O. latior 

 of Spix, the latter having two anal rays less (Denkschr. Wien. Acad. 

 1859, xvii. p. 145). 



1 5. Curimatus elongatus. 



Anodus elongatus, Spix, Pise. Bras. p. 61. tab. 40. 

 Curimatus elongatus, Cuv. 8f Vol. xxii. p. 20. 



D. 12. A. 12. V. 11. L. lat. 110. 



Body elongate, its depth being less than the length of the head, 

 which is contained thrice and two-thirds in the total (without caudal). 

 Coloration uniform. 



Brazils. 



