Redescription of Staphylocystis tiara (Cestoda, Cyclophyllidea, Hymenolepididae) from white-toothed shrews of the Kopetdag

The morphology of Staphylocystis tiara (Dujardin 1845) Spassky 1950 was stu died based on original material from white-toothed shrews of the Kopetdag. An insignificant invagination of the rostellum central part with strong con traction of rostellar bursa was found. As a result, the hook position chang ed. The morphology of scolex and young mature male, hermaphrodite and matur e female uterine segments were described. The sail formation only on the ap oral side of uterine proglottids was revealed. The morphology of seminal ve sicules and receptacle in Staphylocystis tiara were described for the first time. A analysis of the data obtained has not revealed any significant dif ferences between Staphylocystis tiara from Westlapacarctic region and Centr al Asia. A complete list of the species synonyms is provided.