membranula

noun
mem·​branu·​la | \ memˈbrānyələ, -ran-\
variants: or less commonly membranule \ ˈmembrəˌn(y)ül , memˈbrān(ˌ)yül \
plural -s

Definition of membranula

: a fine structure like a membranelle formed by the fusion of a few long cilia (as in the posterior ciliary ring of vorticellids)

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History and Etymology for membranula

New Latin, from Latin, small membrane, diminutive of membrana membrane

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