Crass Turban
NameCrass Turban
Scientific NameTurbo crassus
Common NameCrass Turban
FamilyTurbinidae
GenusTurbo
Speciescrassus
Geographic DistributionIndo-Pacific region, including parts of Australia (Western Australia, Northern Territory, Queensland) and Southeast Asia.
Habitatintertidal
Shell Shapeturbinate
Average Size (mm)50-100
Identifying FeaturesThick, heavy shell; globose-turbinate shape; prominent, somewhat irregular axial ribs (growth lines) crossed by spiral cords, creating a textured surface; low spire; large, rounded aperture; mottled greenish-brown coloration.
Raritycommon
Author Citation(Wood, 1828)
Description
A robust, medium-sized to large marine gastropod shell, characterized by its turbinate to globose shape, thick walls, and distinctive mottled color patterns. The surface is typically sculptured with prominent axial ribs and spiral cords, giving it a textured appearance. It is a common inhabitant of rocky intertidal and shallow subtidal zones.
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