Hypertext Webster Gateway: "Nematocalyces"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Nematocalyx \Nem`a*to*ca"lyx\, n.; pl. {Nematocalyces}, E.
-{calyxes}. [NL. See {Nemato-}, and {Calyx}.] (Zo["o]l.)
One of a peculiar kind of cups, or calicles, found upon
hydroids of the family {Plumularid[ae]}. They contain
nematocysts. See {Plumularia}.
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