Gattungsbeschreibung: Günther, Albert C. L. G. 1862. „Catalogue of the fishes in the British Museum. Catalogue of the Acanthopterygii, Pharyngognathi and Anacanthini in the collection of the British Museum“. Catalogue of the fishes in the British Museum London. Vol 4; i-xxi + 1-534
Typusart: Heros insignis HECKEL, 1840
Beschriebene Arten:
Mesonauta acora (CASTELNAU, 1855)
Mesonauta egregius (KULLANDER & SILFVERGRIP, 1991)
Mesonauta festivus (HECKEL, 1840)
Mesonauta guyanae (SCHINDLER, 1998)
Mesonauta insignis (HECKEL, 1840)
Mesonauta mirificus KULLANDER & SILFVERGRIP, 1991