Wikimedi'Òc

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799875553).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14780012385).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777642954).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593208070).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593074650).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593531308).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779821872).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779819112).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593448490).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777800734).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593444230).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593442070).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14800018693).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14800016863).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14757121356).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799982783).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14757115726).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779765582).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14780114425).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779760802).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593392710).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779752952).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799962703).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779748612).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777734534).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593587347).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593370210).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799945053).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593580207).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777719264).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593362520).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779727902).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779725892).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593425658).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593352690).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14776889611).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14776887371).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593370039).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14757021476).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799877683).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799874103).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779656982).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799868283).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14780004595).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593330769).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756992926).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799854563).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799846213).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777609314).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756941976).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777569184).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779556982).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756897816).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14776739671).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593247018).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14776732341).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777526864).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14776721391).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593374457).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593202149).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593217808).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756836326).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756834566).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593186738).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593143789).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756786086).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799643403).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593062200).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14593264807).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14756711366).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14799576223).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779360742).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14779357482).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14777342454).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14592975320).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14768543024).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584221190).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770604592).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770908905).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770595182).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14790845533).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584268860).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770978965).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584335378).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584322918).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14767788101).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747958246).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770976685).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584251400).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747965766).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747951306).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747956286).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584314109).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584488337).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14767779851).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584308358).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747948126).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584243560).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14790809523).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584307058).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584279989).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14767758191).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14790772503).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747910796).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770921115).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584261389).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14768558834).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14767714521).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584238349).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770551202).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14767731601).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14790749363).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584395057).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14770513362).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14768483914).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584203538).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14584370007).jpg - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14747830966).jpg - SteinsplitterBot

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (1912) (14592957808).jpg - Fæ

Tomeurus gracilis.jpg - Haplochromis

Poecilia bifurca.jpg - Haplochromis

Hemigrammus unilineatus.jpg - Tommy Kronkvist

Hemigrammus rodwayi.jpg - Tommy Kronkvist

Hemigrammus orthus.jpg - Tommy Kronkvist

Gymnocorymbus thayeri.png - A. C. Tatarinov

Apionichthys unicolor.jpg - A. C. Tatarinov

Apionichthys finis.jpg - A. C. Tatarinov

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (IA freshwaterfishes00eige).pdf - Fæ

The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands (IA freshwaterfishes1912eige).pdf - Fæ

Deuterodon potaroensis illustration (1912).jpg - Snugglyaggron

Poecilia vivipara male and female.jpeg - Surtsicna

Anablepsoides lanceolatus.jpeg - Surtsicna