Studies of Neotropical Caddiesflies XXII: Hydropsychidae of the Amazon Basin (Trichoptera)

Abstract

This paper dealing with the Hydropsychidae treats nine genera and 49 species known or expected to occur in the Basin. I have included in the type series of v y new species ali the examples of the species hown to me regardless of their origin. In addition to the material discussed in the earlier part of this series, I have included examples from the collections