acanthostyle
n. [Gr. akantha, thorn, spine; stylos, pillar]
1. (BRYOZOA: Stenolaemata)
A type of stylet with a smooth rod core of nonlaminated calcite, with sheath laminae usually strongly deflected toward the zoarial surface as spines; usually larger than paurostyle.
2. (PORIFERA)
A monactinal spicule covered with thorny processes.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • acanthostyle — acan·tho·style …   English syllables

  • acanthostyle — əˈkan(t)thəˌstīl noun ( s) Etymology: acanth + style : a monaxon sponge spicule rounded at one end and bearing tiny spines …   Useful english dictionary

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