Tanea sagittata
NameTanea sagittata
Scientific NameTanea sagittata
Common NameArrow Moon Snail
FamilyNaticidae
GenusTanea
Speciessagittata
Geographic DistributionIndo-Pacific region, including waters off Australia, Indonesia, and the Philippines.
Habitatintertidal
Shell Shapeglobose
Average Size (mm)20-40 mm
Identifying FeaturesThe most prominent identifying feature is the unique and intricate pattern of white, arrow-like or crescentic markings on the otherwise orange-brown shell. Its globose shape and the large, fleshy foot that partially covers the shell when the animal is active are also characteristic of the Naticidae family.
Raritycommon
Author Citation(Menke, 1843)
Description
A marine gastropod, commonly known as an arrow moon snail, characterized by its globose, spirally coiled shell. The shell displays a striking pattern of white, crescent-shaped or arrow-like markings on an orange-brown to reddish-brown background. The living animal is visible, with its pale, fleshy foot partially extended and enveloping parts of the shell, and two short tentacles protruding. It is shown on a sandy substrate, indicative of its typical habitat.
