Siluriformes (Loricariidae absent), Gymnotiformes, Cichliformes, Cyprinodontiformes, and Synbrachiformes collected in the Uberaba River. 1 Megalechis thoracata 2 Tatia neivai 3 Trichomycterus candidus 4 Trichomycterus brasiliensis 5 Imparfinis borodini 6 Rhamdiopsis sp. 7 Corydoras difluviatilis 8 Aspidoras fuscoguttatus 9 Rhamdia quelen 10 Pimelodella avanhadavae 11 Eigenmannia trilineata 12 Gymnotus sylvius 13 Gymnotus inaequilabiatus (uncataloged) 14 Crenicichla jaguarensis 15 Crenicichla britskii 16 Cichla piquiti 17 Geophagus brasiliensis 18 Coptodon rendalli 19 Oreochromis niloticus (uncataloged) 20 Cichlasoma paranaense 21 Phalloceros harpagos (female above and male below) 22 Poecillia reticulata (female above and male below) 23 Melanorivulus giarettai (male above and female below) and 24 Synbranchus marmoratus. Photographs are of specimens presented in Table 2. Scale bar: 10 mm.