| a mallophaga, trinoton anserinum, as a cyclodevelopmental vector for a heartworm parasite of waterfowl. | the biting louse trinoton anserinum serves as the intermediate host in the life cycle of the filarial heartworm, sarconema eurycerca. microfilariae, second-, and third-stage larvae were dissected from 39 of 89 lice infesting whistling swans, cygnus columbianus columbianus, in north america and mute swans, cygnus olor, in the black sea, u.s.s.r. infective third-stage larvae obtained from lice collected from heartworm-parasitized whistling swans were injected subcutaneously into each of two hand-r ... | 1976 | 982042 |