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n.1.(Zool.) An organ in which the ova are developed in certain Turbellaria.
References in periodicals archive ?
The ovarioles were of the telotrophic meroistic type, wherein nurse cells in the distal germarium provide nutrients to developing follicles contained in the vitellarium (Chapman 1998).
mexicanus Harold, normally complete only three nesting cycles, after which (approximately 180 days following adult emergence) the germarium of the ovary is very reduced.
In insects treated with 200 ppm azadirachtin, the cyst formation around the spermatogonia in the germarium was inhibited without any further development to spermatocytes and with the appearance of many vacuoles (Figs 17, 18).