Mazocraeidea
Mazocraeidea is an order in the subclass Polyopisthocotylea within class Monogenea.
The species of this order have various structures in the clamps of their posterior attachment organ, including additional sclerites in the Gastrocotylidae and related families. However, these additional sclerites, and even the clamps themselves, are lacking in certain members of the family Protomicrocotylidae.Families
;According to PESI
- Anthocotylidae Bychowsky, 1957
- Axinidae Monticelli, 1903
- Chauhaneidae Euzet & Trilles, 1960
- Diclidophoridae Fuhrmann, 1928
- Diplozoidae
- Discocotylidae Price, 1936
- Gotocotylidae Yamaguti, 1963
- Heteraxinidae Unnithan, 1957
- Hexostomatidae Price, 1936
- Mazocraeidae Price, 1936
- Microcotylidae Taschenberg, 1879
- Octolabeidae
- Plectanocotylidae Monticelli, 1903
- Protomicrocotylidae Johnston & Tiegs, 1922
- Pyragraphoridae Yamaguti, 1963
;According to the World Register of Marine Species: