''Arctosomma'' is a genus of spiders in the family Lycosidae. It was first described in 1960 by Roewer. , it contains only one species, ''Arctosomma trochosiforme'', found in Ethiopia.

References

Endemic fauna of Ethiopia Lycosidae Monotypic Araneomorphae genera Spiders of Africa Taxa named by Carl Friedrich Roewer {{Lycosidae-stub