Norval, R.A.I.; Walker, Jane B.; Colborne, J.; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Jordaan, E.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B.
(Published by The Government Printer, Pretoria, 1982)
R. zambeziensis, like R. appendiculatus, is primarily a parasite of domestic and wild herbivores, and
sometimes carnivores. Both species occur in parts of east, central and southern Africa, but they are not as a rule ...