gonads

Hollow reproductive organ in either sex, cavity communicating with pair of efferent ducts (pair in some parasitic isopods) [Moore and McCormick, 1969].

Organs producing gametes (ovaries in female; testes in male) [Ingle, 1983].

Reproductive organ of either sex, communicating with pair of efferent ducts [McLaughlin, 1980].

(Order Notostraca):

Paired male (testes) and/or female (ovaries) reproductive system. Extends through thorax and part of abdomen and opens onto last (11^th) thoracopods. In hermaphroditic tadpole shrimp, gonads consist of both ovarian and testicular tissue (ovotestis) [Stachowitsch, 1992].

(Order Diplostraca):

Paired male (testes) or female (ovaries) reproductive system. Extends throughout trunk and opens onto 11^th trunk somite via vasa deferentia (male) or oviducts (female) [Stachowitsch, 1992].

(Order Cumacea):

Ovary, testis [Stachowitsch, 1992].

(Order Decapoda):

Ovary, testis [Stachowitsch, 1992].

(Order Leptostraca):

Ovary, testis [Stachowitsch, 1992].

(Subclass Cirripedia):

Ovary, testis [Stachowitsch, 1992].

(Subclass Copepoda):

Ovary, testis [Stachowitsch, 1992].

(Order Euphausiacea):

Ovary, testis [Stachowitsch, 1992].