The holotype used to describe the species was collected in 2000 near Serra Geral do Tocantins Ecological Station in Brazil.

[1] The eponym for the species name "devivoi" is Mario de Vivo; the authors of the 2006 paper chose to honor him with the species name because he "has been responsible for a considerable increase in the understanding of both mammal diversity and systematics in Brazil.

"[2] The bat's head and body length is 38.4–46.0 mm (1.51–1.81 in).

[2] It is known from two countries in South America: Guyana and Brazil.

It is a recently described species, and little is known about its range, population size and trend, ecology, or threats.