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Zoologia (Curitiba)

versão impressa ISSN 1984-4670


JEREP, Fernando C; CARVALHO, Fernando R  e  BERTACO, Vinicius A. Geographic distribution of Hemigrammus ora (Ostariophysi: Characiformes: Characidae) in the Amazon basin, Brazil. Zoologia (Curitiba, Impr.) [online]. 2011, vol.28, n.4, pp. 545-550. ISSN 1984-4670.

New records of Hemigrammus ora Zarske, Le Bail & Géry, 2006, previously believed to be endemic to the French Guiana drainages, are confirmed for Brazilian drainages. The species is reported from the Tocantins-Araguaia system and lower Amazon River. Morphometric and meristic data, previously undescribed morphological traits related to caudal-fin squamation and anal-fin hooks, and geographic variation are presented for the species.

Palavras-chave : French Guiana; Tocantins-Araguaia River basin; Guyana shield; Brazilian shield.

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