Apteronotus mariae

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

Apteronotus mariae -

FMNH 56774, holotype ; CAS 62345, paratype, 1 ex. ;