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nematocyst
(redirected from Cnidocyte)

    Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
nem·a·to·cyst (nm-t-sst, n-mt-)
n.
A capsule within specialized cells of certain coelenterates containing a barbed, threadlike tube that delivers a paralyzing sting.
nematocyst
[nem′ətōsist′]
Etymology: Gk, nema, thread, eidos, form, kystis, bag
a capsule containing a barbed, threadlike process found in certain cells on the external surface of cnidarians, such as the Portuguese man-of-war and jellyfish. The nematocysts of some cnidarians can penetrate the skin and inject a poison, causing painful and potentially fatal injury.


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Brooks and Mariscal (1985) suggested that this crab might be accustomed to stinging cnidocytes because anemones (which are also equipped with cnidocytes) are often found on its carapace.
The association between the coquina clam Donax fossor say and its ... by Russell, Michael P. / Journal of Shellfish Research
Known only by its species name, Chrysaora achlyos (kris-AH-oh-rah ACK-lee-us), the creature sported 9-meter (30-foot)-long tentacles riddled with stinging cells called cnidocytes (NYE-doh-sites).
BIG JELLY by Vilar, Miguel / Science World
 
 
 
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