Pronophaea viduaPronophaea vidua is a spider species in the family Corinnidae. It is commonly known as the Midlands Pronophaea dark sac spider.DistributionPronophaea vidua is endemic to South Africa, where it is known from KwaZulu-Natal Province at two localities Kranzkloof Nature Reserve and Ngome State Forest.Habitat and ecologyThis species consists of free-living ground dwellers that have been sampled from the Grassland and Savanna biomes at altitudes ranging from 344 to 1,002 m above sea level.ConservationPronophaea vidua is listed as Least Concern by the South African National Biodiversity Institute despite its limited range.TaxonomyThe species was originally described by Roger de Lessert in 1923 as Medmassa vidua from Krantzkloof, KwaZulu-Natal. Haddad & Bosselaers illustrated the female, but the male has not yet been described.