Mechanical Vector
Obligatory Vector
Plasmodium protozoan, Anopheles female mosquitos, humans
rats, oriental rat fleas, humans or rodents
trypanosome protozoans, tsetse flies, humans
two species of filarial worms, mosquitos, humans
nematodes, black flies, humans
Diptera
Pathogen transmission, and intermediate hosts of parasitic worms
injury from venoms pro- duced by insects and other animals
Homoptera
larval and adult coleoptera, larval lepidoptera