glochidium


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glochidium

[glō′kid·ē·əm]
(botany)
A barbed hair. Also known as glochid.
(invertebrate zoology)
The larva of fresh-water mussels in the family Unionidae.
References in periodicals archive ?
A series of still images from a representative time-lapse sequence show the progression of encapsulation of a glochidium of Ulterbackia imbecillis on a live fin of a bluegill (Fig.
Additionally, fibrous material was regularly observed on the cells composing the collars or the completed cysts, but not on areas of the fin distant from an attached glochidium.
undulatus, and the glochidium was completely encapsulated in 260 min (Fig.
the surface of a wound or the shell of glochidia) and may aid them in crawling or rolling as they cover the glochidium.
What initiates the rapid onset of cyst formation once a glochidium attaches to a fish is unknown.
The larval shell of the glochidium is ornamented with sharp hooks ("hooked" glochidia; Arey, 1921; Jeong, 1989; Jeong et al.
This idea is embodied in the hypothesis that a "factor" secreted by a glochidium initiates or influences migration of the epithelial cells of the host (Lefevre and Curtis, 1912; Arey, 1921; Nezlin et al.