Studies on life histories of Parallelotestis tarai, Srivastava, 1958: Patagifer parvispinosus, Yamaguti, 1933 and Nephrostomum ramosum (Sonsino 1895), Dietz 1909 (Trematoda: Echinostomatidae)
Studies on the family echinostomatidae (Trematoda)
Studies on the morphology and life history of certain digenetic trematodes
Studies on the families clinostomatidae and thaparellidae (Trematoda)
Studies on the family azygiidae (Trematoda)