n. [Gr. hydor, water; oikos, house]
(CNIDARIA: Hydrozoa)
A sheath-like extension that protects the zone of the siphonophoran bell from adjacent bells.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • infundibulum — n.; pl. ula [L. infundibulum, funnel] 1. A funnel shaped organ or part. 2. (CNIDARIA: Hydrozoa) The hydroecium. 3. (MOLLUSCA: Cephalopoda) An exhalant siphon leading out of the mantle cavity; infundibuliform adj …   Dictionary of invertebrate zoology

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