ARCHIVOS DO MUSEU NACIONAL 467 



commersonü, Günther, Cat. V pg-. 143 — 1864 ; Hensel, Wiegm. 

 Archif. I, pgs. 69—1870 ; Steidachner, Susswasserfische So 

 Brasiliens III, pg-. 85— Sitzungsber Akad. Wien, LXXIV — 

 1876 ; Tachysurus barbus. Eigenmann & Eigenmann, Proc. 

 Calif. Acad. of Sei. 2? serie, I, pg. 142 — 1889; os mesmos, 

 Occas. Papers Calif. Acad, of Sei. I pgs. 47 e 76 — 1890 ; os 

 mesmos Pr. U. S. Nat. Mus., vol. XIV; pg. 27 — 1891; Arius 

 commersonii, Perugia, Ann. Mu . Civ. de Génova, X, 633 — 

 1892 ; Ihering — Os peixes d'agua doce do Rio Grande do 

 Sul, pg. 10 — 1897. 



Tachysurus hersbergii (Bl.) = Silurus her s b er gii Bloch., Ausl. Fische, XI pg. 24, 

 est. 367; Bl. & Sehn. Syst., pg. 383 — 1801; Pimelodu's 

 argenteus, Lacép. Hist. Nat. Poiss., vol. V, pgs. 94 e 102 — 

 1801 ; Bagrus hersbergi e B. pemecuSj Cuv. e Val. Hist. Nat. 

 Poiss., XIV, — 1839; Bagrus cœlestinus, Müll. & 

 Trosch., Ill, pg. 7 — 1849; Bagrus mesops e B. hersbergi, 

 Kner, Sitzunbgsber. Akad. Wien, XXVI Bd. pgs. 384 e 386, 

 est. I, fig. 2 — 1857; Selenaspis hersbergi, BIq&^í., Ichthyol. 

 Arch. Ind. Prod., I, pg. 63 (segundo Eigenmann & Eigenmnn) 

 Hexanemichthys hymenorhinus e Netuna hersbergii Bleeker, 

 Silur. Surin, pgs. 57 e 61 est. 11, fig. 2, est. XIII, fig. 4—1864 ; 

 Arius hersbergii Günther, Cat. V pg. 144 — 1864 ; Bagrus 

 mesops e Arius (Netuma) hersbergi Göldi, Boletim do Museu 

 Paraense, vol. II, pgs. 456, 459 e 477 ; Galeichthys hersbergii, 

 Jord. Proc. U. S. Nat. Mus. pg. 559 — 1886; Tachysurus 

 hersbergi, Eigenm. & Eignm. Proc. Calif. Acad. Sei. 2? serie 

 vol. I, pg. 141 -- 1888; os mesmos, Occas. Papers Calif. 

 Acad. Sei. I, pg. 59 — 1890 ; os mesmos, Pr. ü. S. Nat. Mus. 

 vol. XIV — 1891 ; Selenaspis hersbergii, Jord. & Everm. 

 Bull. 47. U. S. Nat. Mus., Yt pte. pg. 127 — 1896 ; Selenaspis 

 hersbergi, Eigenmann & Bean, Pr. U. S. Nat. Mus., vol. XXX 

 pg. 659 — 1907. 



Tachysurus parkeri {TrdLi\\)^=Silurus parkeri,TxB.\\\,Mtms. Wern. Soc. VI, pg. 377 

 est. 6 fig. 1 — 1832; Arius quadris cutis, Cuv. & Val. Hist. 

 Nat. Poiss, XV. pg. 85^1840: Schomburgk, Fisches Brit. 

 Guian. pt. I, pg. 188 — 1843 ; Arius Quadriscutis, Kner, Si- 

 tzungsberichte Akad. Wien, XXVI pg. 389—1857; Arius par- 

 keri, Gunth, Cat. V pg. 153 — 1864; Netuma quadriscutis, Bleek 

 Silur. Surin, pg. 59, est. VÏII e XIII fig. 2—1864; Galeichthys 

 parkeri, Jord. Pr. U. S. Nat. Mus., pg. 559— 1886; Tacliy- 



