pyrosomal disease

— Yellow fever, proved recently to be due to infection by the mosquito, elephantiasis, malaria of sparrows, bats, etc. furnishing an instance of the infection of the lower animals by the mosquito) the pyrosomal disease (red-water) due to the tick, and Ngana or Tsetse-fly disease, and the various instances brought forward from time to time of the spread of disorders by the punctures of fleas, bugs, all instancing the power of insects to produce disease[…]