Chiragra Conch
NameChiragra Conch
Scientific NameHarpago chiragra
Common NameChiragra Conch
FamilyStrombidae
GenusHarpago
Specieschiragra
Geographic DistributionIndo-Pacific region, including areas from East Africa to Polynesia, and from southern Japan to northern Australia.
Habitatintertidal
Shell Shapefusiform
Average Size (mm)Ranges from 150 mm to 320 mm, with an average size around 200-250 mm.
Identifying FeaturesThe most distinctive identifying feature is the presence of six prominent, curved, finger-like projections on the outer lip, resembling a hand or spider legs. Other features include its large size, heavy shell, and the vibrant pink/orange interior of the aperture.
Raritycommon
Author Citation(Linnaeus, 1758)
Description
A large, robust marine gastropod shell, commonly known as the Chiragra Conch or Spider Conch. It is characterized by its heavy, thick shell and distinctive, prominent finger-like projections extending from the outer lip. The shell's exterior is often encrusted or mottled, while the interior of the aperture displays vibrant colors.
