Type Locality : Rio Grande do Norte: Male holotype, Martins, 626m asl
Etymology : The specific epithet is a matronym in honor of Isa Moreira, mother of one of the authors, Caroline Fukushima, whom she always has supported.
Guyruita Guadanucci et al., 2007 is an ischnocoline genus with three described species from Brazil and Venezuela. Two new Brazilian species from the states of Rio Grande do Norte (Guyruita isae n. sp.) and Espírito Santo (Guyruita giupponii n. sp.) are described. A key is provided for identification of Guyruita species. Map with records and information on species habitat are also given.
