Smithsonian Report, 1949.—Friedmann PLATE 6 
Ry 
Upper, dancing ground of Coliuspasser jacksoni; middle, male Coliuspasser 
jacksoni on its dancing ground; lower, male Coliuspasser displaying to female 
on dancing ground. 
(All photographs on this plate from Van Someren, Journ. East Africa Nat. Hist. Soc., vol. 18, 1945.) 
