82 
to Sir Charles Warren’s Expedition in 1884 they were fairly common on the 
open flats in Southern Bechuanaland, particularly in the neighbourhood of 
Groot Choiang, and also in the district of Rhamathlabama, a few miles north 
of Mafeking. ‘They are now practically extinct there, an occasional troop 
only straying into that district from the preserved farms in the Transvaal.” 
Of the Blessbok, so far as I know, Lord Derby never procured for the 
Knowsley Menagerie but a single female, which was figured by Waterhouse 
Hawkins on the same plate of the ‘Gleanings’ as the Bonteboks. At the 
sale of the Knowsley Menagerie in August 1851, this animal was purchased 
by Mr. Westermann for the Zoological Society of Amsterdam. In 1861 the 
Damaliscus albifrons. 
Zoological Society of London received, as a present from Sir George Grey, 
then Governor of the Cape Colony, a single female of this Antelope along 
with other valuable animals. A male of the same species was obtained by 
purchase in 1862 and a female about two years later. ‘These animals throve 
and bred in the Society’s Gardens, and young ones were born in 1866, 1869, 
and 1870. But in the absence of fresh importations the whole stock was 
