Taxonomy and History
- Described By: Guadanucci & Silva, 2012
- Genus: Tmesiphantes
- Etymology: The species is named after the State Park where the specimens were collected. PERP is the acronym for Parque Estadual do Rio Preto, as it is well known among locals.
- Original Type Locality: Male holotype from Parque Estadual do Rio Preto, São Gonçalo do Rio Preto, Minas Gerais, Brazil, 19 January 2010, J. P. L. Guadanucci, W. F. Silva, D. Moura, R. F. Fonseca, Dirck leg. (CAD 024)