Новый вид тетр рода хасеманий (Hasemania), семейство харацидовых (Characidae), обитающий в верховьях реки rio de Contas, штат Bahia, в Бразилии, получил название Hasemania piatan.
Признаки
The new species differs further from congeners by a combination of seven branched dorsal-fin rays, six branched pelvic-fin rays, anal-fin base not covered by scales, presence of only five infraorbitals, and presence of a humeral blotch. It also can be distinguished by having 10-13 branched anal-fin rays, 27-32 scales on longitudinal series, 10-12 circumpeduncular scales, and one to three maxillary teeth.
Zanata, A.M. & Serra, J.P. в Neotropical Ichthyology, 8 (1): 21-26.
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