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Species: Auchenoglanis senegali Caption: Close-up of eye	Species: Ancistrus ranunculus Caption: Close-up of eye
Species: Baryancistrus sp. (L142) Caption: Close-up of eye	Species: Hypostomus luteomaculatus Caption: Close-up of eye
Species: Hypostomus luteus Caption: Close-up of eye	Species: Hypostomus oculeus Caption: Close-up of eye
Species: Hypostomus soniae Caption: Close-up of eye	Species: Leporacanthicus heterodon Caption: Close-up of eye
Species: Panaque cf. armbrusteri`araguaia` Caption: Close-up of eye	Species: Panaque cf. nigrolineatus Caption: Close-up of eye
Species: Panaque cochliodon Caption: Close-up of eye	Species: Pseudacanthicus spinosus Caption: Close-up of eye
Species: Pterygoplichthys gibbiceps Caption: Close-up of eye	Species: Scobinancistrus aureatus Caption: Close-up of eye
Species: Belodontichthys dinema Caption: Close-up of eye	Species: Acanthicus hystrix Caption: Close-up of eye. Rio Tocantins, near town of Estreito, Maranhão state, Brazil