accessory sac
(PLATYHELMINTHES: Cestoda)
A sac in the proglottid wall that opens into the genital atrium.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

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  • olfactory ventilation sac — an extension of the olfactory cavity, often characteristic of inactive bottom dwellers living in still water such as flatfishes, dipnoans, and eels but also found in clupeids, salmonids, mugilids and scombrids. Primarily used for ventilation but… …   Dictionary of ichthyology

  • Lacrimal sac — The lacrimal apparatus. Right side. (Lacrimal sac visible at upper right.) …   Wikipedia

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  • Helicidae — Taxobox name = Helicidae image width = 225px regnum = Animalia phylum = Mollusca classis = Gastropoda subclassis = Orthogastropoda superordo = Heterobranchia ordo = Pulmonata superfamilia = Helicoidea familia = Helicidae familia authority =… …   Wikipedia

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