acicula

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acicula

(ə-sĭk′yə-lə)
n. pl. acicu·lae (-lē′)
A slender, needlelike part or structure, such as a spine or bristle of certain plants and animals or a crystal of certain minerals.

a·cic′u·late (-lĭt, -lāt′), a·cic′u·lat′ed (-lā′tĭd) adj.
References in periodicals archive ?
chaetafusorata Lattig and Martin (2011) in having distally curved aciculae, and from H.
Anterior parapodia have 4 to 5 aciculae with a subdistal corona of denticles.
fulgerans has only 2 aciculae per parapodium and is not pigmented.
bicornis Hartman, 1951 closely resemble the specimen of Coiba in their general body form, very similar branchiae that start on chaetiger 6, thoracic neuropodia with dorsally located postchaetal papillae and bilobed abdominal neuropodia with protruding aciculae.