294 The South American Gharacinidse 



to the anal. No luimeral or caudal spots, the upper half of the first five devel- 

 oped rays of the dorsal hlaek. 



Hahitat :—B\ixz\\. (Six specimens 14-17 mm. in length). 



139. Apliyocarax filigeriis Cope. 



Proc. Amer. Philos. Soc., 564, 1870 (Pehas); Eigenm. & Eigenm., Proc. U. 

 S. Nat. Mus., XIV., 5.5, 1891. 

 Habitat : — Pebas. 



140. Clialeeiis iiiacrolepitlotus Cuvier. 



Schomhurgk, Fish. Brit. Guiana, I., 216, pi. XIV., 1841 (Essequibo); 

 Mem. Mus., IV., 454, pi. 21, fig. 1, Cuv. e^ Val., XII., 240 1848; Giinther, 

 Cat. Fish. Brit. Mus., V., 333, 1864 (Essequibo Eiver; British Guiana; Cupai 

 Eiver) Cope Proc. Acad. Nat. Sci., Phila., 1871, 262 (Ambyiacu). Eigenm. 

 & Eigenm., Proc. U. S. Nat. Mus., XIV., 55, 1891. * 



Brymn maprolqiuhfit.s Miill. & Trosch., Hor. Ichth., I., 15, 1845; id. Fische. 

 Brit. Guiana, 635, 1848 (Essequibo; Mazaruni). 



Chalceus ararapcera Cuv. & Val., XXII., 244, 1848. 



Two specimens from Itaitulm. 



141. Clialciiiiis angulatus (Spix). 



Chalccus angulatus Spix, Pise. Bras., p. 61, tab. 34, 1829. 



CJialciuus angulatus Steind., Ichthyol. Beitr., V., 48, 1876 (Santarem ; Jose 

 Fernandez ; lya ; Tabatinga ; Fonteboa ; Villa Bella ; Cajaba ; Suaguragua ; 

 Caicara) ; id. Flussfische, Siidamerika's, I., 9, 1879 (Orinoco near Ciudad 

 Bolivar) ; id. Flussfische, Siidamerika's, IV., 14, 1882 (Huallaga) ; Garman, 

 Bull. Essex. Inst., XXII., 3, 1890; Eigenm. & Eigenm., Proc. U. S. Nat. 

 Mus., XIV., 56, 1891. 



Chalciniis 1, racJiipo m u s Cu\. & Val., XXII. , 259; Giinther, Cat. Fish. Brit. 

 Mus., v., 341, 1864 (Essequibo). 



Chalccus trifurcafus Castelnau, Anim. Amer. Sud. I'oiss., p. 70, pi. 37, fig. 

 1, 1855 (Araguay). 



Chalcinusmiillerii Be Fil. Rev. et Mag. Zool., 164, 1853. 



CJtalcinus ncmatunin Kner, Denkschr. Acad. Wiss. Wien, 5, 1858, tab. 1, fig. 

 1 (not synon.) ; Giinther, Cat. Fish. Brit. Mus., V., 340, 1864. 



Triportlieus flams Cope, Proc. Acad. Nat. Sci. Phila., 264, 1872 (Ambyiacu 

 River). 



SeA'en specimens from Brazil. 



These specimens agree with the description and figure of Chal- 

 ceus angulatus of Spix. Steindachner (Beitr., V., 48, 1876) has 

 shown that Triportheus jlavus Cope is the young of C. angulatus., 

 and that Kner's G. nematuriis=G. angulatus Spix. 



142. Clialciiiiis eloiigatus Giinther. 



Cat. Fish. Brit. Mus., V., 342, 1864 (?); Garman, Bull. Essex Inst., 6, 



