Family HYMENOLEPIDIDAE

* Hymenolepis sp.

Natural vectors.Periplaneta americana, Formosa (Morischita and Tsuchimochi, 1926).

Polyphaga saussurei, Tadzhikistan (Zmeev, 1936).

Family TAENIIDAE

* Taenia saginata Goeze, 1782

Experimental vector.Periplaneta americana, Gold Coast Colony (Macfie, 1922).

Echinococcus granulosis (Batsch, 1786) Rudolphi, 1805

Synonymy.Taenia echinococcus (Zeder, 1803) [Faust, 1939].

Experimental vector.Periplaneta americana, Uruguay (Pérez Fontana, 1955): Eggs were recovered from the feces of artificially infested cockroaches under "natural" conditions.