Taxonomy and History
- Described By: Guadanucci & Silva, 2012
- Genus: Tmesiphantes
- Etymology: The species is named after the type locality, São Gonçalo do Rio Preto, where the natives from this small city are called riopretano.
- Original Type Locality: Male holotype from Parque Estadual do Rio Preto, São Gonçalo do Rio Preto, Minas Gerais, Brazil, 20–25 October 2010, G. Monteiro, F. Sá, W. F. Silva, J. P. L. Guadanucci leg. (CAD 422).