
Head of a black rhino, “R. bicornis”. Fig. 2 in Sclater, P.L., 1890. The white rhinoceros. Nature 42 (1091), September 25: 520-521

Head of a black rhino, “R. bicornis”. Fig. 2 in Sclater, P.L., 1890. The white rhinoceros. Nature 42 (1091), September 25: 520-521