On a new cestode from the avocet recur virostra avocetta L. collected in Iraq

الملخص EN

Several specimens of the avocet, Recurvirostra avocetta L.

are found infected with Himantocestus gigantivcus sp.

nov.

(Cestoda , Diploposthidae) .

This cestode is related to H.

blanksoni Ukoli 1965 but easily differentiated from it in having longer and wider strobila, larger size of testes but lesser in number, cirrus situated in the middle of mature segment histead of anterior third and slightly posterior to the middle in gravid segment instead of the middle, ovary and vitelline gland are larger, and the uterus has more branches.