New species of miniature fish from Marajó Island, Pará, Brazil, with comments on its relationships (Characiformes: Characidae)

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Authors: Manoela M. F. Marinho, Douglas Aviz Bastos, Naercio Aquino Menezes
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Abstract

This dataset contains the digitized treatments in Plazi based on the original journal article Marinho, Manoela M. F., Bastos, Douglas A., Menezes, Naércio A. (2013): New species of miniature fish from Marajó Island, Pará, Brazil, with comments on its relationships (Characiformes: Characidae). Neotropical Ichthyology 11 (4): 739-746, DOI: 10.1590/S1679-62252013000400002, URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252013000400739&lng=en&tlng=enA new miniature species of the family Characidae from Marajó Island, Pará State, Brazil is described and assigned to the genus Tyttobrycon. The new species can be distinguished from its congeners primarily by having multicuspid teeth on jaws, and additionally by having the combination of 5-7 premaxillary teeth, dorsal fin only with scattered melanophores and the presence of an adipose fin.Uma espécie nova miniatura da família Characidae da Ilha do Marajó, Pará, Brasil, é descrita e atribuída ao gênero Tyttobrycon. A espécie nova pode ser diferenciada dos congêneres principalmente por ter dentes multicuspidados nas maxilas e adicionalmente por ter a combinação de 5-7 dentes no pré maxilar, nadadeira dorsal apenas com pequenos cromatóforos escuros dispersos e presença de nadadeira adiposa.

Fields of Study & Subjects

Fish biology ecology and behavior Fish Biology and Ecology Studies Ichthyology and Marine Biology

Publication details

Journal / source
Global Biodiversity Information Facility
Publication date
29 January 2026
Language
EN
Document type
Dataset