© Tencatt et al.

A new species of the catfish genus Corydoras has been described in the journal ‘Neotropical Ichthyology’. Continue reading »

One of the paratype of H. jaguar © Zanata et al.

An attractive new pleco from the rio Paraguaçu basin in Bahia State, easten Brazil is described in the latest volume of the journal ‘Neotropìcal Ichthyology’.

Hypostomus jaguar sp. nov. was collected from tributaries measuring up to 60 metres across and 1.5 m deep with rocky substrates and dark, moderate to fast-flowing water, where it occurs sympatrically with Hypostomus chrysostiktos. Continue reading »

© W. J. E. M. Costa

A new member of the genus Nematocharax from Bahia state, eastern Brazil is just the second member of the genus known to date. Continue reading »

Hyphessobrycon peugeoti © Ingenito et al.

A new tetra of the genus Hyphessobrycon has been described from affluents of the middle rio Juruena, itself a tributary in the upper rio Tapajós basin, Mato Grosso State, Brazil. Continue reading »

Live specimen of E. altipinnis. © Netto-Ferreira et al.

A new miniature characid genus and species from the rio Curuá at Serra do Cachimbo, Pará state, Brazil. has been described in the open access journal PLoS ONE.

Erythrocharax altipinnis is the only known member of the new genus and can be told apart from related groupings by having the pelvic bones firmly attached through the horizontal isquiatic processes. Continue reading »

© Martins et al.

A new loricariid catfish from the upper rio Paraná basin, Brazil has been described. Continue reading »

Holotype of Pareiorhaphis ruschi. © Pereira et al.

The genus Pareiorhaphis comprises around a dozen relatively small-growing suckermouth catfish species which are mostly restricted to coastal river drainages between the states of Bahia and  Rio Grande do Sul in eastern Brazil. A new member of the genus from the rios Piraquê-Açu and Reis Magos, two small coastal rivers in Espírito Santo state is described in the latest issue of the journal ‘Neotropical Ichthyology’. Continue reading »