microsclere

microsclere
n. [Gr. mikros, small; skleros, hard]
(PORIFERA)
A packing or reinforcing spicule, usually of a size, and ornate shape that occur strewn throughout the mesenchyme; see megasclere.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • anomoclad — n. [Gr. anomoios, dissimilar; blados, branch] (PORIFERA) A subglobular microsclere spicule produced by the swelling of the middle part of the spicule …   Dictionary of invertebrate zoology

  • arcuate — adj. [L. dim. arcus, bow] 1. Pertaining to being shaped like an arc; arch like. 2. (MOLLUSCA: Bivalvia) Referring to the ventral edge in some pelecypods. 3. (PORIFERA) Referring to the chelate microsclere in the form of one to three curved… …   Dictionary of invertebrate zoology

  • aster — n. [Gr. aster, star] 1. Star shaped figures that develop during mitosis. 2. (PORIFERA) A type of microsclere with several rays originating from the same center; see chiaster …   Dictionary of invertebrate zoology

  • bipocillus — n. [L. bis, two; poculum, cup] (PORIFERA) A spicule (microsclere) with a curved shaft and cup shaped expansion at either end; in Iophon , one discoid end and one pointed or forked end …   Dictionary of invertebrate zoology

  • chela — n.; pl. chelae [Gr. chele, claw] 1. (ARTHROPODA) A lateral movable claw on a limb: pincerlike, with opposed movable and immovable fingers; occasionally both fingers move. 2. (ARTHROPODA: Insecta) Has been applied to feet of some Anoplura in which …   Dictionary of invertebrate zoology

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