Siagonodon acutirostris Pinto and Curcio, 2011

Type locality. Almas, state of Tocantins, Brazil .

Distribution. Endemic to Brazil (Plt. 15A). Restricted to a small portion of the northeastern Cerrado (Plt. 15A) at intermediate elevations of the Jalapão region (Plt. 15B). Observed in the field in grassland and savanna on sandy soils (Recoder et al., 2011).