A new species of Pimelodus La Cépède, 1803 (Siluriformes: Pimelodidae) from rio Ribeira de Iguape basin, Brazil

Autor(es)

Ribeiro, Frank Raynner V. ^[1] ; de Lucena, Carlos Alberto S. ^[2] ; Oyakawa, Osvaldo T. ^[3]

Afiliação do(s) autor(es)

^[1] Inst Nacl de Pesquisas da Amazonia, Programa Colecoes & Acervos Cient, BR-69011970 Manaus, AM - Brazil

^[2] Pontificia Univ Catolica Rio Grande do Sul, Setor Ictiol, Museu Ciencias & Tecnol, BR-90619900 Porto Alegre, RS - Brazil

^[3] Univ Sao Paulo, Museu Zool, BR-04218970 Sao Paulo - Brazil

• Tipo de documento: Artigo Científico
• Fonte: Neotropical Ichthyology; v. 9, n. 1, p. 127-134, JAN-MAR 2011.
• Citações Web of Science: 3

Resumo

Pimelodus multicratifer, a new species, is described from the rio Ribeira de Iguape basin. The new species differs from the other Pimelodus species by the following features: 26 to 30 gill rakers on the first branchial arch; a combination of three to six rows of dark spots regularly or irregularly scattered on the flanks and several small dark spots irregularly scattered on the dorsal surface of head, supraoccipital process, and sometimes on the dorsal and caudal fins; striated lips; maxillary barbels reaching between posterior tip of the pelvic-fin rays and posterior tip of the middle caudal-fin rays. (AU)

• Processo FAPESP: 00/04300-9 - Diversidade de peixes de riachos e cabeceiras da bacia do Rio Ribeira de Iguape no estado de São Paulo
• Beneficiário: Osvaldo Takeshi Oyakawa
• Modalidade de apoio: Auxílio à Pesquisa - Programa BIOTA - Regular