Fig. 3From: First intermediate hosts of Paragonimus spp. in Vietnam and identification of intramolluscan stages of different Paragonimus speciesFreshwater snails infected with Paragonimus cercariae. a Triculinae sp. 1 from Yen Bai. b Triculinae sp. 2 from Quang Tri. c Sulcospira quangtriensis from Quang TriBack to article page