pyrenoid


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py·re·noid

(pī'rĕ-noyd),
One of the minute luminous bodies sometimes visualized in the chromatophores of some protozoa, such as Euglena viridis.
[G. pyrēn, pit of a fruit, + eidos, resemblance]

pyrenoid

a region of starch formation found in the CHLOROPLASTS of various algae, for example, Spirogyra, Chlamydomonas.
References in periodicals archive ?
The material was analysed and photographed in a ZEISS EM 900 at 80kV Taxonomic identification was based on morphological characteristics such as cell shape and size; number, colour, and shape of chloroplasts; presence of mucocysts; and ultrastructure of chloroplasts and pyrenoids, according to Hara and Chihara (1987).
Symmetrical valves with apices protracted; striae punctate, central area have stigma; raphe straight; plastid single, two lobed and central pyrenoids.