{{Short description|Species of spider}} {{Speciesbox | name = | image = | image_caption = | image2 = | image2_caption = | status = LC | status_system = SANBI | taxon = Haplodrassus masculus | authority = (Tucker, 1923) | synonyms = {{Species list |Drassodes masculus|Tucker, 1923 }} }}
'''''Haplodrassus masculus''''' is a species of spider in the family Gnaphosidae.<ref name="wsc" /> It occurs in southern Africa.<ref name="dippenaar2021" />
==Distribution== ''Haplodrassus masculus'' is found in Zimbabwe and South Africa. Within South Africa, it is recorded from the Free State and Mpumalanga provinces.<ref name="dippenaar2021" />
==Habitat and ecology== The species is a free-living ground dweller that inhabits the Grassland and Savanna biomes at altitudes ranging from 285 to 1,385 m above sea level.<ref name="dippenaar2021" />
==Description== {{see also|Glossary of spider terms}}
''Haplodrassus masculus'' is known only from males.<ref name="dippenaar2021" />
{{missing section|Description|date=September 2025}}
==Conservation== ''Haplodrassus masculus'' is listed as Least Concern by the South African National Biodiversity Institute due to its wide distribution in southern Africa. The species is protected in Soetdoring Nature Reserve and Kruger National Park.<ref name="dippenaar2021" />
==Taxonomy== The species was originally described by R.W.E. Tucker in 1923 as ''Drassodes masculus'' from Zimbabwe. In 2025, Yuri M. Marusik and Charles R. Haddad transferred the species to the genus ''Haplodrassus''.<ref name="marusik2025" />
==References== {{Reflist|refs= <ref name="wsc">{{cite web | url=https://wsc.nmbe.ch/species/10930 | title=Haplodrassus masculus (Tucker, 1923) | publisher=World Spider Catalog | accessdate=22 September 2025}}</ref> <ref name="dippenaar2021">{{cite book | last1=Dippenaar-Schoeman | first1=A.S. | last2=Haddad | first2=C.R. | last3=Foord | first3=S.H. | last4=Lotz | first4=L.N. | year=2021 | title=The Gnaphosidae of South Africa. part 1 (A-D). Version 1 | publisher=South African National Survey of Arachnida Photo Identification Guide | pages=68 | doi=10.5281/zenodo.7197174 | url=https://doi.org/10.5281/zenodo.7197174 | accessdate=22 September 2025}}{{Creative Commons text attribution notice|cc=by4}}</ref> <ref name="marusik2025">{{cite journal | last1=Marusik | first1=Y.M. | last2=Haddad | first2=C.R. | year=2025 | title=On the placement and affiliations of the Drassodes species described from sub-Saharan Africa (Aranei: Gnaphosidae) | journal=Arthropoda Selecta | volume=34 | issue=1 | pages=77–85 | doi=10.15298/arthsel.34.1.07| doi-access=free }}</ref> }}
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Category:Gnaphosidae Category:Spiders of Africa Category:Spiders described in 1923 Category:Taxa named by R. W. E. Tucker