The Nautilus Log
Sculptured Dosinia

Sculptured Dosinia

NameSculptured Dosinia
Scientific NameDosinia sculpta
Common NameSculptured Dosinia
FamilyVeneridae
GenusDosinia
Speciessculpta
Geographic DistributionIndo-Pacific region, including areas such as the Philippines, Japan, and parts of Australia.
Habitatintertidal
Average Size (mm)30-60
Identifying FeaturesDistinctive, regular, and prominent concentric sculpture (ribs/lamellae) covering the entire shell surface. Its circular to subcircular outline and compressed form are also key features. The umbo is prosogyrate (directed anteriorly).
Raritycommon
Author CitationHanley, 1845

Description

A single valve of a Sculptured Dosinia, a marine bivalve mollusk. The shell is characterized by its circular to subcircular shape and prominent, regular, concentric sculpture (ribs or lamellae) across its surface. The specimen in the image exhibits a pale, off-white to light tan coloration, with some areas showing darker brown staining or wear. The umbo is slightly anteriorly directed. This species is known for its relatively compressed valves.

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