Heliocapensis mirabilis is a species of jumping spider in the family Salticidae. It is endemic to South Africa and is commonly known as the Sneeuberg Heliocapensis sunny jumping spider.
Heliocapensis mirabilis is known from two provinces of South Africa, the Northern Cape and Western Cape. Locations include Richtersveld National Park, Algeria Forest Station, Clanwilliam, Stellenbosch, and Cape Town.
The species is a plant dweller that has been sampled from Fynbos, Desert and Succulent Karoo biomes at altitudes ranging from 78 to 103 m.
Heliocapensis mirabilis is listed as Least Concern due to its wide geographical range. There are no known threats, and the species receives protection in Richtersveld National Park.
The male was described by Wesoà Âowska in 1986 and additional data was provided by Haddad and Wesoà Âowska in 2013. The female was described by Haddad and Wesoà Âowska in 2024.