. . . "Eichler, D. 1971. Studies on Onchocerca gutturosa (Neumann, 1910) and its development in Simulium ornatum (Meigen, 1818). 2.Behaviour of S. ornatum in relation to the transmission of O. gutturosa. Journal of Helminthology, 45: 259-270." . "1971"^^ . "Eichler (1971)" . "1971"^^ . "Eichler (1971)" .