Pimelodidae

Megalonema amaxanthum Lundberg & Dahdul, 2008: 447, fig. 6.

Paratypes (Fig. 26). IAvH-P 11020 (14, 30.0–54.0 mm SL). Brazil, Pará, Amazon River Basin, rio Tocantins above rio Pará, collected with 3 m bottom trawl in 3–5 m channel, 02°24’17.5”S 49°27’55.5”W; J. Lundberg et al., 19 Nov 1994.

Remarks: received from M. Sabaj Pérez, formerly ANSP 189096, in part.

Megalonema orixanthum Lundberg & Dahdul, 2008: 450, fig. 7.

Paratypes (Fig. 27). IAvH-P 11021 (2, 94.0– 96.5 mm SL). Colombia, Meta, Orinoco River Basin, río Meta drainage, río Metica, ca. 3 km SE of Hacienda Mozambique, 03°57’N 73°02’W; J. Böhlke et al., 24 Mar 1975. Remarks: collected with holotype; received from M. Sabaj Pérez, formerly ANSP 148143, in part.