Common name.—Bullfrog.

Natural prey.—Cockroaches, Puerto Rico (Derez, 1949).

Rana mascareniensis Duméril and Bibron

Natural prey.—Cockroaches, Belgian Congo (Noble, 1924): The stomach contents of 138 specimens were examined, 39 of which contained food, including 2 cockroaches.

Rana pipiens Schreber

Common name.—Leopard frog.

Experimental prey.Periplaneta americana, U.S.A. (Moore, 1946): Cockroaches containing infective acanthellas of Moniliformis dubius were fed to two frogs.

Neostylopyga rhombifolia, U.S.A. (Dr. T. Eisner, personal communication, 1958.)

Frogs