helkeri, Apistogramma Schindler [I.] & Staeck [W.] 2013:302, Figs. 1-4 [Vertebrate Zoology v. 63 (no. 3); ref. 33110] Estado Amazonas, drainage of the lower río Cuao, approx. 500 meters upstream of the village Danto (approx. 05°02′N, 67°33′ W), Venezuela. Holotype: MTD F 33020. Paratypes: MTD F 33021 (1). •Valid as Apistogramma helkeri Schindler & Staeck 2013 -- (Staeck 2017:86 [ref. 35639]). Current status: Valid as Apistogramma helkeri Schindler & Staeck 2013. Cichlidae: Cichlinae. Distribution: Lower río Cuao, upper Orinoco basin, Venezuela. Habitat: freshwater.