ovotestis

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A hermaphroditic reproductive organ that produces both sperm and eggs, found in certain gastropods.

Century Dictionary and Cyclopedia

1. n. A hermaphrodite generative organ, having at once the function of an ovary and of a testis, such as occur in many monœcious mollusks.

Wiktionary

1. n. A hermaphroditic gonad, found in certain gastropods, that produces both sperm and eggs

WordNet 3.0

1. n. hermaphroditic gonad that contains both testicular and ovarian tissue