Type locality of Pareiorhaphis mucurina, Minas Gerais, Catuji, Preto River, Mucuri River basin (Ref. 119415).

Conservation status: currently known from two localities separated by 2.5 river km in the Preto River, upper Mucuri River basin; it is relatively abundant. Despite the Extent of Occurrence (EOO) based on known localities is very narrow, it is estimated to occur widely in the upper portions of the Mucuri River basin with similar habitats. Threats include contamination by domestic sewage, Eucalyptus plantation, cattle ranching, and deforestation observed in the area, but no specific threats were detected. Thus, it should be categorized as Least Concern (LC) according to IUCN criteria (IUCN Standards and Petitions Subcommittee, 2017) (Ref. 119415).