The Tar darkling beetles (Somaticus) are an Afrotropical genus of Darkling beetles (Tenebrionidae). Adults are omnivorous scavengers, and the larvae, known as False wireworms, feed on plant roots. The larvae of several species are known to damage maize crops. The adults are matt black with longitudinal ridges on the pronotum and elytra, and may be covered in hairs of different colours. Species include: