carved star shell
Namecarved star shell
Scientific NameBolma rugosa
Common Namecarved star shell, rough star shell
FamilyTurbinidae
GenusBolma
Speciesrugosa
Geographic DistributionPrimarily found in the Mediterranean Sea and adjacent Atlantic coasts, including Portugal, Spain, and Morocco.
Habitatsubtidal
Shell Shapeconical
Average Size (mm)30-70
Identifying FeaturesKey features include its conical shape with a flattened base, the strong nodulose and spiny sculpture, especially at the periphery, a nacreous (pearly) aperture, and a thick, calcareous operculum (visible in the image).
Raritycommon
Author Citation(Linnaeus, 1767)
Description
A medium-sized, heavy, conical marine gastropod shell characterized by its flattened base and strongly sculptured exterior. The shell features prominent, nodulose spiral cords and radiating spines, particularly pronounced at the periphery, giving it a 'star-like' appearance. The interior of the aperture is iridescent and pearly white.
