[Two new species of virgulate cercariae from the freshwater molluscs Melanopsis praemorsa (L.)].

The new species of virgulate cercariae, Cercaria agstaphensis 6 and C. agstaphensis 14, were described from the freshwater mollusc Melanopsis praemorsa in the Kura River basin, Azerbaidjan. Secretory apparatus, excretory system, arming of tegument, and other structures of virgulate cercariae are characterized.