Black rhino skull, holotype of Diceros bicornis angolensis Zukowsky, 1965. Shot by David Sjölandere on 11 November 1948, Virui source, Distr. Mossamedes, prov. Huila in South Angola. Naturhistoriska Museet Gothenborg, Sweden, no. 7594.
From Zukowsky, 1965. Systematik der Gattung Diceros, p. 74 fig. 34
