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Data · collection · 2004

Otocinclus cocama, a new uniquely colored loricariid catfish from Peru (Teleostei: Siluriformes), with comments on the impact of taxonomic revisions to the discovery of new taxa

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Description

This dataset contains the digitized treatments in Plazi based on the original journal article Reis, Roberto E. (2004): Otocinclus cocama, a new uniquely colored loricariid catfish from Peru (Teleostei: Siluriformes), with comments on the impact of taxonomic revisions to the discovery of new taxa. Neotropical Ichthyology 2 (3): 109-115, DOI: 10.1590/S1679-62252004000300001, URL: scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252004000300001&lng=en&tlng=en A new, uniquely colored species of the loricariid catfish genus Otocinclus, O. cocama is described from a tributary to the lower río Ucayali in northern Peru.

The new species is distinguished from other Otocinclus species by two putatively autapomorphic features, the distinct color pattern, consisting of vertically elongated blotches spanning from the dorsal midline to the ventral border of flanks, and by a complete lateral line. The phylogenetic relationships of the new species are investigated and it is apparently more closely related to a clade formed by O. huaorani, O. bororo, O. mariae, and O. mura.

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Comments on the impact of taxonomic revisions for the discovery and description of previously undetected biodiversity are also presented. Uma nova espécie de bagre loricariídeo de coloração única do gênero Otocinclus, O. cocama, é descrita de um afluente do baixo río Ucayali no norte do Peru. A nova espécie se distingue das demais espécies de Otocinclus por dois caracteres supostamente autopomórficos, o padrão de coloração diferenciado, que consiste em marcas alongadas verticalmente desde a linha média dorsal até a porção ventral dos flancos, e por uma linha lateral completa.

As relações filogenéticas da nova espécie são investigadas e ela é aparentemente mais proximamente relacionada ao clado formado por O. huaorani, O. bororo, O. mariae e O. mura. Ao final, são apresentados comentários sobre o impacto de revisões taxonômicas no descobrimento e descrição de biodiversidade previamente não detectada.

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Evolutionary biology 69%
Provenance · 1 source records, 9 field assertions
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GBIF3f44406b-f1e8-4e4b-836e-1a0c8e903fdc10 d agoJSON v1
FieldAssertionExtractorEvidence
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concepts[field].anzsrc:group:3104enrichment · gbiftaxonomy-embedding@1.1.0title+keywords+description (69%)
concepts[field].local:field:life-sciencesmapping · gbifconnector:gbif@1.0.0
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