Apistogramma helkeri
Description of Apistogramma helkeri sp. n., a new geophagine dwarf cichlid (Teleostei: Cichlidae) from the río Cuao (Orinoco drainage) in Venezuel
INGO SCHINDLER & WOLFGANG STAECK
Description of Apistogramma helkeri sp. n., a new geophagine dwarf cichlid (Teleostei: Cichlidae) from the río Cuao (Orinoco drainage) in Venezuel
INGO SCHINDLER & WOLFGANG STAECK