Notes on some species of fishes and reptiles, from Demerara Author Hancock, J. text The Zoological Journal 1828 4 240 247 journal article 1D68C7D201004CED9D20495D3CD2554E 1D68C7D201004CED9D20495D3CD2554E Hypostomus watwata , new species This treatment is a stub. You can help Plazi making the full treatment available.