English-Finnish translations for calyptra

In bryophytes, a thin, hood of tissue that forms from the archegonium and covers the developing sporophyte and is shed as it ripens.Jackson, Benjamin, Daydon; A Glossary of Botanic Terms with their Derivation and Accent; Published by Gerald Duckworth & Co. London, 4th ed 1928
any cap-like covering of a flower or fruit, such as the ''operculum'over the unopened buds of ''Eucalyptus'flowersJackson, Benjamin, Daydon; A Glossary of Botanic Terms with their Derivation and Accent; Published by Gerald Duckworth & Co. London, 4th ed 1928
In flies such as the housefly, ''Musca'', in the taxonomic order Diptera, zoological section Schizophora, subsection Calyptrata, the calyptra is a membranous rearward extension of the forewing; it covers the haltere.C. R, Osten Sacken. Notice on the terms: Tegula, antitegula, squama and alula, as used in Dipterology [https://archive.org/details/cbarchive_50657_noticeonthetermstegulaantitegu1881]

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