Parapteronotus hasemani

Carlos David de Santana, 2003, Apteronotus caudimaculosus n. sp. (Gymnotiformes: Apteronotidae), a sexually dimorphic black ghost knifefish from the Pantanal, Western Brazil, with a note on the monophyly of the A. albifrons species complex., Zootaxa 252, pp. 1-11 : 10

Parapteronotus hasemani -

FMNH 54562, holotype ; FMNH 15199, 1 ex., paratype ; FMNH 15200, 1 ex., paratype ; FMNH 92070, 13 ex., paratypes ; Brazil - MZUSP 6557, 3 ex. ; MZUSP 24928, 4 ex. ; MZUSP 32203, 1 ex. ; MZUSP 44497, 5 ex.