Lycodonomorphus inornatus, commonly known as the olive house snake, the black house snake, and the olive ground snake, is a species of nonvenomous snake in the family Lamprophiidae. The species is endemic to southern Africa. It is a nocturnal snake with terrestrial habits. Individuals may be dark olive to black, or uniformly light brown to olive grey-green, with a uniform or slightly lighter belly, especially the chin, throat and neck.They naturally occur along the coastal regions of South Africa (from the Western Cape to KwaZulu-Natal) and extend inland into the Gauteng, Mpumalanga, and Limpopo provinces.