The Nautilus Log
Lunella ogasawarana

Lunella ogasawarana

NameLunella ogasawarana
Scientific NameLunella ogasawarana
Common NameOgasawara Turban Snail
FamilyTurbinidae
GenusLunella
Speciesogasawarana
Geographic DistributionEndemic to the Ogasawara Islands (Bonin Islands), Japan.
Habitatintertidal
Shell Shapeturbinate
Average Size (mm)25
Identifying FeaturesThick, calcareous operculum with a white margin and dark green/brownish-green center; globose, heavy shell; granular or nodulose surface sculpture; nacreous interior.
Author Citation(Nakayama, 2011)

Description

A medium-sized, heavy, turbinate seashell characterized by its dark olive-green to brownish exterior, often displaying a granular or nodulose surface texture. The aperture reveals a nacreous, pearly interior. A key identifying feature is its thick, calcareous operculum, which is predominantly white on the outer margin and features a striking dark green or brownish-green central area. The overall shape is globose with a relatively low spire.

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