Agate Cone
NameAgate Cone
Scientific NameConus achatinus
Common NameAgate Cone
FamilyConidae
GenusConus
Speciesachatinus
Geographic DistributionIndo-Pacific region, including areas like the Philippines, Indonesia, and parts of the Indian Ocean.
Habitatintertidal
Shell Shapeconical
Average Size (mm)40-70 mm (can range up to 90 mm in length).
Identifying FeaturesDistinctive conical shape, broad shoulder, low spire, and characteristic mottled brown/orange/white color patterns. The aperture is narrow. The presence of a thick, often dark brown periostracum is common in living specimens.
Raritycommon
Author CitationGmelin, 1791
Description
A living gastropod with a robust, conical shell, predominantly dark brown and orange with mottled patterns, resting on a rocky substrate. The animal's reddish-orange foot is visible extending from the aperture, indicating it is actively moving or resting. The shell appears somewhat encrusted or covered with a thick periostracum and possibly some algae.
