Hasemania piatan Zanata & Serra (2010) .

Paratypes: 1 lot, 20 specimens; DZSJRP 11933 (3 c&s), 23.1–33.5 mm SL, córrego das Piabas, south of Fazenda Piabas, tributary of rio de Contas, Piatã, Bahia, Brazil, el. 1336 m, 13°8’49”S, 41°50’33”W, cols. A. M. Zanata, P. Camelier & A. G. A. Borges, 13 September 2007.