Brown Baby Ear
NameBrown Baby Ear
Scientific NameSinum maculatum
Common NameBrown Baby Ear
FamilyNaticidae
GenusSinum
Speciesmaculatum
Geographic DistributionWestern Atlantic Ocean, including the southeastern United States (e.g., Florida), Gulf of Mexico, and Caribbean Sea.
Habitatsubtidal
Average Size (mm)Typically ranges from 25 to 50 mm in length.
Identifying FeaturesDistinctive flattened, ear-like shape; very low spire; large, semi-circular aperture; characteristic mottled brown and white color pattern; smooth, glossy surface when fresh.
Raritycommon
Author Citation(Say, 1831)
Description
A small, flattened, ear-shaped marine gastropod shell, characterized by its very low spire and wide, semi-circular aperture. The shell exhibits a creamy white to light tan background adorned with irregular brown or reddish-brown blotches and streaks, giving it a mottled appearance. It is typically found on sandy substrates in shallow coastal waters.
