Haplodrassus tesselatusHaplodrassus tesselatus is a species of spider in the family Gnaphosidae. It is endemic to South Africa.DistributionHaplodrassus tesselatus is found in three provinces of South Africa, Eastern Cape, Free State, and Northern Cape.Habitat and ecologyThe species is a free-living ground dweller that inhabits the Grassland biome at altitudes ranging from 1,242 to 1,462 m above sea level.DescriptionHaplodrassus tesselatus is known from both sexes.ConservationHaplodrassus tesselatus is listed as Least Concern by the South African National Biodiversity Institute. Although requiring taxonomic revision, current records are from an area that is not heavily transformed and the species is likely under-sampled.TaxonomyThe species was originally described by W. F. Purcell in 1907 as Drassodes tesselatus from Hanover. In 2025, Yuri M. Marusik and Charles R. Haddad transferred the species to the genus Haplodrassus.