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This operculum is the trap door of a shell, called by the Latins Conchylium. These opercula may be of different sizes, but their overall shape is that of a claw, which is the origin of the name Unguis odoratus. The name Blatta Byzantina is occasioned by its having usually been imported from Constantinople, the ancient Byzantium. In antiquity ...
The reforms in the pronunciation of Ancient Greek in schools have not affected the pronunciation of individual Greek-derived words in English itself, and there is now considerable variation in the English pronunciation (and indeed spelling) of the names of Ancient Greek historical or mythological personages or places (see English words of Greek ...
Ancient Greek phonology is the reconstructed phonology or pronunciation of Ancient Greek.This article mostly deals with the pronunciation of the standard Attic dialect of the fifth century BC, used by Plato and other Classical Greek writers, and touches on other dialects spoken at the same time or earlier.
The name may be converted into a Latinised form first, giving -ii and -iae instead. Words that are very similar to their English forms have been omitted. Some of the Greek transliterations given are Ancient Greek, and others are Modern Greek. In the tables, L = Latin, G = Greek, and LG = similar in both languages.
The Ancient Greek pronunciation shown here is a reconstruction of the Attic dialect in the 5th century BC. For other Ancient Greek dialects, such as Doric, Aeolic, or Koine Greek, please use |generic=yes. For a guide to adding IPA characters to Wikipedia articles, see Template:IPA and Wikipedia:Manual of Style/Pronunciation § Entering IPA ...
Operculum (animal), a structure resembling a lid or a small door that opens and closes; Operculum (bird), a structure which covers the nares of some birds; Operculum (bryozoa), a lid on the orifice of some bryozoans; Operculum (fish), a flap covering the gills of bony fish; Operculum (gastropod), a sort of trapdoor used to close the aperture of ...
A bony flap that covers the gills; another name for the operculum. gill filaments A series of projections along the posterior edge of the gill arch, the site of gas exchange. gill membranes Membranes covering the gill openings, attached to the branchiostegals. gill opening The opening behind each operculum, leading to the gills. gill rakers
An operculum is a somewhat similar but permanent anatomical feature that is found in other clades of gastropods. The operculum serves some of the same functions as an epiphragm. Sometimes it protects the snail against predation. It protects certain species of snail if they are eaten by birds (such as Japanese white-eye). The snail can remain ...