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Data · collection · 2011

Taxonomic review of Hisonotus Eigenmann & Eigenmann (Siluriformes: Loricariidae: Hypoptopomatinae) from the laguna dos Patos system, southern Brazil

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Description

This dataset contains the digitized treatments in Plazi based on the original journal article Carvalho, Tiago Pinto, Reis, Roberto E. (2011): Taxonomic review of Hisonotus Eigenmann & Eigenmann (Siluriformes: Loricariidae: Hypoptopomatinae) from the laguna dos Patos system, southern Brazil. Neotropical Ichthyology 9 (1): 1-48, DOI: 10.1590/s1679-62252011000100001, URL: doi.org/10.1590/s1679-62252011000100001 The species of Hisonotus from the laguna dos Patos system are reviewed.

Two species with wide distributions are redescribed: Hisonotus laevior and H. nigricauda. Six new species are described from that system: H. notopagos from the rio Camaquã drainage; H. carreiro and H. prata, endemic from the headwaters of rio Taquari drainage; H. vireo, widely distributed in the rio Jacuí basin; and H. brunneus and H. heterogaster restricted to tributaries of the rio Jacuí drainage. Hisonotus leptochilus is here considered a junior synonym of H. laevior.

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Hisonotus armatus, H. charrua, H. leucofrenatus, and H. taimensis are also present in the region and in total there are twelve species of Hisonotus in the laguna dos Patos system. Their distributions are discussed, species are illustrated and a taxonomic key is provided. As espécies de Hisonotus do sistema da laguna dos Patos são revisadas.

Duas espécies com amplas distribuições são redescritas: Hisonotus laevior e H. nigricauda. Seis espécies novas são descritas deste sistema: Hisonotus notopagos, da drenagem do rio Camaquã; H. prata e H. carreiro, endêmicas das cabeceiras do rio Taquari; H. vireo, amplamente distribuída na bacia do rio Jacuí; H. brunneus e H. heterogaster dos tributários da bacia do rio Jacuí. Hisonotus leptochilus é considerado sinônimo júnior de H. laevior.

Hisonotus armatus, H. charrua, H. leucofrenatus e H. taimensis também são encontradas na região, e ao total doze espécies de Hisonotus estão presentes no sistema da laguna dos Patos sendo suas distribuições discutidas aqui. As espécies são ilustradas e uma chave taxonômica é fornecida.

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Life Sciences
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Evolutionary biology 71%
Provenance · 1 source records, 9 field assertions
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