Browsing 1939 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 12, 1939 by Subject "Veterinary parasitology"

Browsing 1939 Onderstepoort Journal of Veterinary Science and Animal Industry, Volume 12, 1939 by Subject "Veterinary parasitology"

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  • Further notes on species of Trichodectidae with descriptions of new species 
    Bedford, G.A.H.; Du Toit, P.J. (Pretoria : Government Printer, 1939)
    Werneck (Mem. do lnstit. Oswaldo Cruz, XXXI, iii, pp. 496-589, 1936) recently reduced the family Trichodectidae to a single genus, but such a procedure is unwarrantable. If one examines casually the figures of species in ...
  • Notes on Menoponidae (Mallophaga) with descriptions of new genera and species 
    Bedford, G.A.H.; Du Toit, P.J. (Pretoria : Government Printer, 1939)
    The family Menoponidae has recently been split up into several new genera, but the characters used for separating these genera have not always been of generic significance. For instance, as Ferris (Bern. P. Bishop Mus. ...
  • Observations on the life-history of Bunostomum trigonocephalum, a hookworm of sheep and goats 
    Ortlepp, R.J.; Du Toit, P.J. (Pretoria : Government Printer, 1939)
    1. Eggs passed in the faeces of sheep or goats or obtained from the uteri or gravid females are able to hatch in from 24 to 36 hours under suitable conditions of aeration, temperature and moisture. 2. The larvae have three ...
  • Some helminths of South African lizards 
    Malan, J.R.; Du Toit, P.J. (Pretoria : The Government Printer, 1939)
    The helminths of South African lizards collected by Malan show a high degree of host-specificity. Among the species recorded the following are new: Paradistomum zonuri n. sp. and Thubunaea impar n. sp. from Zonurus cordylus; ...