FIGURE 12. Gymnocorymbus thayeri. a in Taxonomic revision and molecular phylogeny of Gymnocorymbus Eigenmann, 1908 (Teleostei, Characiformes, Characidae)

FIGURE 12. Gymnocorymbus thayeri. a) Lectotype of Gymnocorymbus thayeri, MCZ 89967, 39.9 mm SL, Tefé, Rio Solimões, Rio Amazonas basin, Brazil; b) Specimen of G. thayeri, LBP 9163, 56.4 mm SL, Rio Amazonas, near Iquitos, Peru; c) Specimen of G. thayeri, ANSP 130539, 46.2 mm SL, Río Napo, Rio Amazonas basin, Ecuador; d) Specimen of G. thayeri, MZUSP 93375, 80.9 mm SL, Río Tiquié, upper Rio Negro, Brazil. Photo (a) by Museum of Comparative Zoology, Harvard University.