The Australian Institute of Tropical Medicine

cine. Report for the year lUll. This report deals with helm initio log}', protozoology and arthropodology and contains a few pages on keratosis and climatic bubo. In lielmiiithology much work has been done on Onchocerca yibsoni, the filaria which lies coiled up in subcutaneous nodules in Australian cattle, and over which there has been an outcry in London. The worm has beeu re-examined in respect to its anatomy, and experiment has shown that larva), indistinguishable from those of the worm in question can be found in small numbers in the skin overlying the nodules. Transmission experiments with mosquitoes, stomoxys and leeches have proved negative and the question is still unsettled. A number of new nematodes, cestodes, protozoa, mosquitoes and tabanids are described. In all