12377 Gymnogeophagus gymnogenys Gygym_u8.jpg http://www.fishbase.org/images/species/Gygym_u8.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Gygym_u8.jpg Muséum-Aquarium de Nancy/D. Terver Gygym_u5.jpg http://www.fishbase.org/images/species/Gygym_u5.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Gygym_u5.jpg Braun, A.S. Gygym_m0.jpg http://www.fishbase.org/images/species/Gygym_m0.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Gygym_m0.jpg Casacuberta, M. Gygym_u6.jpg http://www.fishbase.org/images/species/Gygym_u6.jpg http://www.fishbase.org/images/thumbnails/jpg/tn_Gygym_u6.jpg Timm, C.D.