36 Pisces. 
PISCES. 
Leporinus trifasciatus , Steind., redescribed ; Steindachner, l. c. p. 13. 
Anostomus fasciatus, Spix, and tceniatus , Kner. Notes on these species ; 
id. 1. c. p. 12. 
Tetragonopterus lepidurus , Kner, p. 32, and hauxwellianus, Cope, p. 34 ; 
id. 1. c. The latter is redescribed. 
Tetragonopterus jelslcii, Steind. Note; id. 1. c. p. 25. 
Tetragonopterus xinguensis , p. 32, ocellifer J p. 32, pi. vii. fig. 5, colletti , 
p. 33, pi. vii. fig. 3, bellotti, p. 34, copii , p. 35, pi. vi. fig. 6, bairdi , p. 35, 
elegansy p. 36, pi. vii. fig. 4, and schmardcBy p. 37, pi. vii. fig. 6, spp. nn., 
id. 1. c. } Streams of the Amazon. 
Tetragonopterus huambonicus , sp. n. P (? = T. polyodon } Gthr.), id. 1. c. 
p. 25, pi. v. fig. 1, Rio Huambo. 
Chirodon insignis, Steind., and C ( Odontostxlbe ) fugitivus , Cope. Notes ; 
id. 1. c. p. 39. 
Chirodon eques } p. 37, agassizi, p. 38, pequira , p. 38, and pulcher , p. 39, 
spp. nn., id. 1. c., Streams of the Amazon. 
Stethaprion copii , sp. n., and erythrops } Cope, redescribed; id. 1. c. 
p. 40, Streams of the Amazon. 
Piabucina unitceniata , Gthr. Note ; id. 1. c. p. 41. 
Brycon stuebeli , sp. n., id. 1. c. p. 13, pi. i. fig. 1, River Amazon. 
Chalcinus angulatus, Spix. Notes on this species ; id. 1. c. p. 14. 
Cynodon scomber aides , C. & V., vulpinus, Spix, and gibbus, Spix. Notes ; 
id. 1. c. p. 15. 
Xiphorhamphus microlepis , Schomb. Notes on this species; id. 1. c. p. 14. 
Sen'asalmo humeralis , C. & Y., and elongatuSy Kner. Notes ; id. 1. c. 
p. 16. 
Cyprinodontims. 
Cyprinodon cypris } Gthr., p. 174, pi. x. fig. 3, dispar , Rupp., p. 175 
(with woodcut), and sophice, Heckel, described ; Lortet, Arch. Mus. 
Lyon, iii. 
Haplochilus antinori[i~\y sp. n., Yinciguerra, Ann. Mus. Genov, xviii. 
p. 693 (with woodcut). 
Zygonectes brachypterus , sp. n., Cope, Bull. U. S. Nat. Mus. xvi. p. 341, 
Rivers of Texas. 
Fundulus zebrinus , nom. n. for F. zebra , Dekay, preoccupied ; Jordan 
& Gilbert, Syn. Fish. N. Am. p. 891. 
Fundulus adiniay sp. n., iul. 1. c. p. 335, Coasts of Texas. 
Cynolebias robustus, sp. n., Gunther, Ann. N. H. (5) xi. p. 140, Buenos 
Aires. 
SCOMBRESOCID®. 
Tylosurus Mans (C. & V.), J. & G., ? = Belone maculata, Poey ; Jordan, 
P. Ac. Philad. 1883, p. 283. 
Exoccetus rufipinnisy C. &. Y. (P = E. dowi , Gill). Note ; id. 1. c. 
p. 283. 
Exoccetus maculipinnis , sp. n. P, Yinciguerra, Ann. Mus. Genov, xviii. 
p. 577, pi. i. fig. 6, Tunis. Notes on other species are added. 
