Bigalkenema namaquensis n.g., n. sp., is described from domestic sheep. The new genus belongs to the Trichostrongylidae. lt is closely related to the genus Longistrongylus le Roux, from which it is separated by its dorsal ...

The object of this publication is to record investigations into the problem of abortion among Angora goats in South Africa, which has assumed such proportions as to constitute a serious economic menace to the mohair industry. ...

During the course of an epizootic of African horsesickness it was possible to establish that:- (1) strains of virus apparently homologous with components of the polyvalent vaccine could be reisolated from clinically ...