tentacular bulb

tentacular bulb
(CNIDARIA)
Swelling at the base of a medusoid tentacle that serves primarily in digestion and manufacture of nematocysts and sometimes bears an ocellus or other sensory structure; ocellar bulb.

Online Dictionary of Invertebrate Zoology. . 2005.

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Look at other dictionaries:

  • ocellar bulb — see tentacular bulb …   Dictionary of invertebrate zoology

  • pars postbulbosa — (PLATYHELMINTHES: Cestoda) In Trypanorhyncha, a division of the scolex from the hind margin of the tentacular bulb to the posterior end of the scolex …   Dictionary of invertebrate zoology

  • chemoreception — chemoreceptive /kee moh ri sep tiv, kem oh /, adj. /kee moh ri sep sheuhn, kem oh /, n. the physiological response to chemical stimuli. [1915 20; CHEMO + RECEPTION] * * * Sensory process by which organisms respond to external chemical stimuli, by …   Universalium

  • saccorhiza — ˌsakəˈrīzə noun Etymology: New Latin, from sacc + rhiza 1. capitalized : a small genus of marine brown algae (family Laminariaceae) having above the holdfast a swelling that resembles a bulb and is formed by whorls of tentacular outgrowths 2. s …   Useful english dictionary

  • sea furbelow — noun : a sea tangle (Laminaria bulbosa) * * * sea furbelow noun A brown seaweed (genus Saccorhiza) with a bulb of tentacular outgrowths above the primary holdfast • • • Main Entry: ↑sea …   Useful english dictionary

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