Aorangia silvestris is a species of Stiphidiidae that is endemic to New Zealand. Taxonomy. This species was described by Ray Forster and Cecil Wilton in 1973 from a female specimen. The holotype is stored in Otago Museum. Description. The female is recorded at 7mm in length. Distribution. This species is only known from Westland, New Zealand. Conservation status. Under the New Zealand Threat Classification System, this species is listed as "Data Deficient" with the qualifier of "Data Poor: Size", "Data Poor: Trend" and "One Location".