gyrocotyle

\\ˌjīrōˈkäd.^əl(ˌ)ē\ noun

Usage: capitalized

Etymology: New Latin, from gyr- + Greek kotylē cup, small vessel — more at kettle

: a genus (the type of the family Gyrocotylidae) comprising cestodarian worms with a flattened body, an anterior sucker, and a posterior organ in the form of a frilled rosette and sometimes also including worms in which the rosette is replaced by a contractile cylindrical structure that ends in a strong sphincter — compare amphilina