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fenestellid

noun
fen·​es·​tel·​lid | \-elə̇d\
plural -s

Definition of fenestellid 

: a bryozoan of the genus Fenestella or the family Fenestellidae

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History and Etymology for fenestellid

New Latin Fenestellidae, family of bryozoans, from Fenestella, type genus + -idae

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