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An illustration of the reproductive system of a female earthworm which is located in the eleventh to the fourteenth segment. "sp. o, its external orifice; sp. sac, spermathecal sac; av, sac containing ovary; r.o, egg; od, oviuct." (Britannica. 1910)

Female Earthworm Reproductive System

An illustration of the reproductive system of a female earthworm which is located in the eleventh to…

An enlargement of the reproductive organs of a earthworm. "sp, Spermatheca; sp',Spermathecal sac involving the last; ov, Ovary; r.o. Egg sac; od, Oviduct." (Britannica, 1910)

Female Earthworm Reproductive System

An enlargement of the reproductive organs of a earthworm. "sp, Spermatheca; sp',Spermathecal sac involving…