Larval tapeworms in gizzard of ducks Larval tapeworms in gizzard of ducksv. 12No. 3American Society of Parasitologists178Cram, Eloise B. 1926. "Larval tapeworms in gizzard of ducks." The Journal of Parasitology, 12, (3) 178.More...ID: 123534Type: articleKeywords: USNM; NMNH