Specific myiasis
Caused by flies that need a host for larval development
Dermatobia hominis (human botfly)
Cordylobia anthropophaga (tumbu fly)
Oestrus ovis (sheep botfly)
Hypoderma spp. (cattle botflies or ox warbles)
Gasterophilus spp. (horse botfly)
Cochliomyia hominivorax (new world screwworm fly)
Chrysomya bezziana (old world screwworm fly)
Auchmeromyia senegalensis (Congo floor maggot)
Cuterebra spp. (rodent and rabbit botfly)
http://en.wikipedia.org/wiki/Myiasis
Our little calico cat that my wife found by the side of the road had warbles. I think they are the cow type. Huge lumps on her neck. She was the worst smelling living animal that I have ever encountered.