Based on collections made from streams of the Itapecuru, Parnaiba and Tocantins River basins, three species of Anacroneuria Klapalek are recorded for the first time from Maranhao State, northeastern Brazil:… Click to show full abstract
Based on collections made from streams of the Itapecuru, Parnaiba and Tocantins River basins, three species of Anacroneuria Klapalek are recorded for the first time from Maranhao State, northeastern Brazil: A. atrifrons Klapalek, A. minuta Klapalek and A. singularis Righi-Cavallaro Lecci. Additionally, A. leccii sp. nov. is described from this material and remarks concerning A. marlieri are also presented.
               
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