Abstract

A new species of notothenioid fish, Pogonophryne brevibarbata sp. nov., from bathyal depths of the Ross Sea, Antarctica is described. The new species belongs to the “mentella” group of the genus Pogonophryne and is characterized by having a very short (not extended beyond nostril) and pointed mental barbel with a long (65–68% of barbel length), narrow terminal expansion composed of low folds with serrated ridges.

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