DE CASTRO, MATHEUS C. [UNESP]BARROS, ÁVYLA R.A. [UNESP]DE AZEVEDO, EMILIANO B. [UNESP]BRITTO, ERIKA P.J.CASTILHO, RAPHAEL C. [UNESP]DE MORAES, GILBERTO J.2020-12-122020-12-122020-06-18Zootaxa, v. 4801, n. 2, p. 291-300, 2020.1175-53341175-5326http://hdl.handle.net/11449/199048Gamasellodes lavafesii Castro, Azevedo & Castilho sp. nov. is described based on the morphology of adult females collected from litter and soil in a transition region between Cerrado and Amazon Rainforest of Mato Grosso state and in the Caatinga biome of Alagoas state, respectively in midwestern and northeastern Brazil. A key for the separation of females of the 26 recognisable world species of Gamasellodes is provided.291-300engAscoideaPredaceous mitesSoil mitesTaxonomyResenha10.11646/zootaxa.4801.2.52-s2.0-85087121617