- porocalyx
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n. [Gr. poros, channel; kalyx, cup](PORIFERA: Demospongiae)In some Spirophorida, a specialized, sunken, inhalant and exhalant aperture.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.