The Nautilus Log
Crown Conch

Crown Conch

NameCrown Conch
Scientific NameMelongena corona
Common NameCrown Conch
FamilyMelongenidae
GenusMelongena
Speciescorona
Geographic DistributionSoutheastern United States, particularly along the Gulf Coast of Florida, extending into the Caribbean.
Habitatintertidal
Shell Shapeturbinate
Average Size (mm)75
Identifying FeaturesIts distinctive crown-like shoulder (though variable in spine prominence), robust shell, and characteristic spiral banding are key identifying features. The presence of a corneous operculum and its estuarine habitat also help in identification.
Raritycommon
Author CitationGmelin, 1791

Description

A medium-sized, robust marine gastropod shell, characterized by its turbinate to pear-shaped form and a prominent, angled shoulder on the body whorl. This specimen exhibits a relatively low spire and a wide aperture. The surface is sculptured with fine growth lines and subtle spiral ridges. The operculum, visible in one view, is corneous and ovate.

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