New species of Histeridae from Namibia are described: Chalcionellus (Izpaniolus) io n. sp. and Terametopon namibiensis n. sp.. Canarinus n. gen. (Exosternini) is established for Platysoma demaisoni from the Canarian Islands. The species-group "appendiculatus/affinis" of Apobletes is transferred to Asterix n. gen. (Exosternini). Platysoma striatifrons is synoymized with Microlister coronatus.