Re-validation of Otocinclus arnoldi Regan and reappraisal of Otocinclus phylogeny (Siluriformes: Loricariidae)

Otocinclus arnoldi from the La Plata basin is resurrected from the synonymy of O. flexilis described from the rio Jacuí drainage, based on three distinguishing features: the possession of five branched pectoral-fin rays, the larger number of enlarged odontodes on the tip of the parieto-supraoccipita...

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Bibliographic Details
Main Authors: Pablo Lehmann A, Fernanda Mayer, Roberto E Reis
Format: Article
Language:English
Published: Sociedade Brasileira de Ictiologia
Series:Neotropical Ichthyology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252010000100008&lng=en&tlng=en