Chaco (spider)

Chaco is a genus of spider in the family Pycnothelidae.

Species
, the World Spider Catalog accepted the following species:


 * Chaco ansilta Ferretti, 2014 – Argentina
 * Chaco castanea Montes de Oca & Pérez-Miles, 2013 – Uruguay
 * Chaco costai Montes de Oca & Pérez-Miles, 2013 – Uruguay
 * Chaco melloleitaoi (Bücherl, Timotheo & Lucas, 1971) – Brazil
 * Chaco obscura Tullgren, 1905 (type species) – Argentina
 * Chaco patagonica Goloboff, 1995 – Argentina
 * Chaco sanjuanina Goloboff, 1995 – Argentina
 * Chaco socos Goloboff, 1995 – Chile
 * Chaco tecka Goloboff, 1995 – Argentina
 * Chaco tigre Goloboff, 1995 – Chile
 * Chaco tingua Indicatti et al., 2015 – Brazil
 * Chaco tucumana Goloboff, 1995 – Argentina