The Nautilus Log
Circe rugifera

Circe rugifera

NameCirce rugifera
Scientific NameCirce rugifera
Common NameNone found
FamilyVeneridae
GenusCirce
Speciesrugifera
Geographic DistributionIndo-Pacific region, including areas such as the Philippines, Indonesia, and other parts of the Indian Ocean and Western Pacific.
Habitatintertidal
Average Size (mm)35
Identifying FeaturesDistinguished by its subcircular to broadly oval shape, prominent concentric growth ridges, and particularly by the characteristic V-shaped or triangular brown patterns arranged concentrically on a light background. The umbo is slightly anterior.
Raritycommon
Author Citation(Lamarck, 1818)

Description

Two valves of the bivalve Circe rugifera, showcasing its distinctive shell morphology and intricate color patterns. The shells are subcircular to broadly oval, with prominent concentric growth ridges. The surface is adorned with a striking pattern of dark brown, V-shaped or triangular markings arranged in concentric bands over a cream to off-white background. The umbo is slightly anterior and pointed. One shell exhibits a small, possibly attached, foreign object near the umbo.

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