Gemsbok, a large antelope of South Africa. The scientific name is Oryx Gazella. It is known also as the Cape Oryx. This antelope is a native of South Africa. The general color is yellowish with conspicuous black and white markings on the head, legs, and flanks. The neck and shoulders bear a mane. The tail is tufted. The gemsbok is a noble, large beast of the Kalahari Desert. It is provided with a pair of straight, tapering horns, two-thirds as long as its body. Unless able to leap from the rear when the animal is drinking or otherwise off guard, the lion durst not spring at a gemsbok. The rifles of Boer and Briton have driven the gemsbok from the more accessible plains.