Neotropical species of Proisotoma (Collembola: Isotomidae), with description of two new cave species from America

Abstract

Two new cave species of Proisotoma s. str. are described and illustrated: P. turikana sp. nov. from Venezuela, and P. santosorum sp. nov. from Mexico. A key for the identification of the Neotropical species of Proisotoma sensu lato and some related genera (Ballistura, Folsomides, Guthriella, Isotoma, Mucrotoma, Varisotoma, and Scutisotoma) is included.