Figure 9. Approximate former and present known distribution of the red river hog, Potamochoerus porcus, and the bushpig, P. larvatus ssp. Modified after Ansell (1978), Davies (1987), du Plessis (1969), Fagotto (1985), Haltenorth & Diller (1977), Hillman (1982), Howard & Marchant (1984), Hulberg & Carrol (1982), I.U.C.N. (1987), Kingdon (1982), Limoges (in press), Rautenbach (1982), Roure (1968), Smithers (1983), Sayer & Green (1984), Smithers & Wilson (1979), Stuart & Stuart (1988), Walker (1986), Yalden et al. (1984) and (unpubl.) data from 1989/90 African Suiform Questionaire Survey.