[PDF] Top 20 New Astyanax from the upper rio Tapajós drainage, Central Brazil (Characiformes: Characidae)
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New Astyanax from the upper rio Tapajós drainage, Central Brazil (Characiformes: Characidae)
... alto rio Tapajós, Mato Grosso, Brasil. Astyanax utiariti tem uma mancha umeral preta horizontalmente ovalada, uma mancha losangular preta no pedúnculo caudal continuada até a extremidades dos raios ... See full document
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Astyanax xavante, a new species of characid from middle rio Araguaia in the Cerrado region, Central Brazil (Characiformes: Characidae)
... high. The bottom of the rapids is generally composed of stone and ...at the bottom of the pools. In general, the rapids are typical of mountain streams with fast-flowing water and ... See full document
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A new species of Bryconadenos (Characiformes: Characidae) from the rio Curuá, rio Xingu drainage, Brazil
... to the genus Bryconadenos was recently discovered in the rio Xingu drainage and is described as ...distinguished from B. tanaothoros by the presence of a conspicuous dark blotch ... See full document
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A new species of Astyanax (Ostariophysi: Characiformes: Characidae) from the upper rio Iguaçu basin, southern Brazil
... habitat from other syntopic species of fish, what can result in a less selective pressure, as well as an increase of possible expressions of plastic phenotypes (=characters) and/or polymorphic genes (Schlichting ... See full document
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A new species of Bryconops (Ostariophysi: Characiformes: Characidae) from the upper rio Tocantins drainage, Brazil
... distinguished from all species of genus Bryconops, except ...by the color pattern in vivo (dorsal, adipose, and caudal fins entirely ...distinguished from B. humeralis and B. vibex by the ... See full document
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New species of Hasemania (Characiformes: Characidae) from Central Brazil, with comments on the endemism of upper rio Tocantins basin, Goiás State
... (upper rio Tocantins basin), but differs in the number of branched anal-fin rays (12-15 ...in the dorsal and pectoral fin of males ...is the first species of the genus described ... See full document
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A new miniature of Xenurobryconini (Characiformes: Characidae) from the rio Tapajós basin, Brazil
... of the genus Xenurobrycon is based on the presence of several secondary sexual characters in mature male specimens (Weitzman & Fink, ...and the anterior displacement position of the pelvic ... See full document
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A new species of Hyphessobrycon Durbin (Characiformes: Characidae) from the middle rio São Francisco and upper and middle rio Tocantins basins, Brazil, with comments on its biogeographic history
... neighboring drainage system, as a result of unequal rates of erosion or relative tectonic movements (Bishop, 1995; Wilkinson et ...consequence, the area upstream of the diversion drains to a ... See full document
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Two new species of Hypostomus Lacépède (Teleostei: Loricariidae) from the upper rio Paraná basin, Central Brazil
... Hypostomus denticulatus is morphologically very similar to H. iheringii (Regan), H. latirostris (Regan), H. ternetzi (Boulenger) and H. multidens Jerep, Shibatta & Zawadzki, sharing with these species characters such ... See full document
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A new species of Astyanax Baird Girard (Ostariophysi: Characidae) from the rio Taquari-Antas basin, southern Brazil
... extending from second humeral spot to caudal-fin ...with upper portion wider, located over third to fifth vertical series of scales, extending over two to three horizontal series of scales above lateral ... See full document
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A new species of Hypostomus Lacépède, 1803 (Siluriformes: Loricariidae) from the upper rio Paraná basin, Southern Brazil
... holotype, rio Mutuca, Mato Grosso State, ...SL, rio Iguaçu, Paraná State, ...SL, rio Mogi- Guaçu, Cachoeira de Emas, São Paulo State, ...holotype, rio Piracicaba, São Paulo State, ...holotype, ... See full document
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New species of Moenkhausia Eigenmann (Ostariophysi: Characidae) from the upper rio Tocantins basin in Central Brazil
... extending from second humeral spot and contacting caudal peduncle spot on larger specimens, or falling short vertical through adipose- fin insertion on ...diverging from longitudinal line, following ... See full document
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A new species of Microglanis (Siluriformes: Pseudopimelodidae) from the upper rio Tocantins basin, Goiás State, Central Brazil
... SL, rio Salado, río Paraguay basin, 26°39’S 58°05’W; MZUSP 98255, paratypes, 5, ...cibelae: Brazil. Rio Grande do ...of rio Maquiné, 29º34’00"S 50º16’00"W; MCP 21190, 9, ...Osório, ... See full document
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Two new species of Hyphessobrycon (Teleostei: Characidae) from upper rio Tapajós basin on Chapada dos Parecis, Central Brazil Tiago Pinto Carvalho and Vinicius Araújo Bertaco
... of the 90 species, at that time, would have to be transferred to other existent or new ...by the difficulty in finding characters useful for hy- pothesis of relationships among the ...of ... See full document
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Astyanax guaricana (Ostariophysi: Characidae), a new species from the rio Cubatão drainage, Paraná State, Southern Brazil
... State. Astyanax intermedius, MZUSP 79403, 3, ribeirão Canjarana, municipality of Pindamonhangaba, São Paulo ...State. Astyanax jordanensis, NUP 1681, paratypes, 27, rio Jacu, affluent of the ... See full document
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Seven new species of the killifish genus Rivulus (Cyprinodontiformes: Rivulidae) from the Paraná, Paraguay and upper Araguaia river basins, central Brazil
... is the most speciose genus among Neotro- pical aplocheiloids, comprising about 100 valid species, oc- curring in the great majority of river basins of Middle and South America (Costa, 1998; 2003a, b, c, d; ... See full document
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Astyanax elachylepis, a new characid fish from the rio Tocantins drainage,
... types). Brazil, Goiás: UNT 739 (1, 91.4 mm SL), rio das Almas, ...SL), rio Resende, tributary of rio Vermelho, about 10 km of Buenolândia, ...SL), rio Angélica/ Bezerra, Parque Estadual ... See full document
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Astyanax goyanensis (Miranda-Ribeiro, 1944), new combination and Astyanax courensis, new species (Ostariophysi: Characiformes): two Characidae from the upper rio Tocantins basin, Central Brazil
... tributaries from the upper rio Tocantins basin in the Chapada dos Veadeiros, including the rio dos Couros, new topotypes of Astyanacinus goyanensis were collected ... See full document
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A new species of Trichogenes from the rio Itapemirim drainage, southeastern Brazil, with comments on the monophyly of the genus (Siluriformes: Trichomycteridae)
... Remarks. The geographical ranges of ...along the Atlantic coast. The two species probably have had a long history of isolation, as judging by the large set of distinguishing characteristics in ... See full document
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Three new Pimelodus species (Siluriformes: Pimelodidae) from the rio Tocantins drainage, Brazil
... mus; preventral profile of body slightly convex; anal-fin base straight. Head covered by thin skin. Skull roof ornamented with numerous small granulations, more visible in larger speci- mens. Snout not very long, ... See full document
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