Megalobulimus lopesi sp. n., uma nova espécie de Pulmonata terrestre da Mata Atlântica brasileira (Mollusca, Gastropoda, Megalobulimidae)

Megalobulimus lopesi, a new species of megalobulimidae, is described with basis on conchyological and anatomical characters. It is very close to M. grandis (Martens, 1885), the largest species of land gastropds of Brazil, from Sao Sebastiao Island (23º49'S 45º20'W).