Top Results for Trochidae

The commercial top shell is a marine gastropod in the family Trochidae, native to tropical Indo-Pacific reefs and rocky coastal habitats. Trochus niloticus has a thick, turban-shaped shell lined with nacre, the iridescent material commonly called mother-of-pearl. It has been collected for food and f...

The West Indian Top Shell (Cittarium pica) is a large marine gastropod of the Caribbean and nearby western Atlantic shores. It belongs to the family Trochidae and has a heavy, conical shell with a broad base and dark-and-light markings. The species lives on rocky intertidal and shallow subtidal surf...

Gibbula umbilicalis is a marine top shell found on rocky shores of the northeastern Atlantic, including intertidal habitats exposed to wave action. Its shell has a visible umbilicus, or hollow at the base, and may display purple, reddish, or brown bands and stripes. The snail grazes on algae and org...

Calliostoma annulatum is a marine top shell found along the northeastern Pacific coast, from Alaska to Baja California. Its conical shell is known for yellow to orange coloration marked by contrasting purple or reddish spiral bands. The shell has a smooth, regularly coiled appearance and a pointed s...

Tegula funebralis is a marine gastropod commonly called the black turban snail. It lives on rocky intertidal shores along the Pacific coast of North America, where it grazes algae and other material from rock surfaces. Its rounded, turban-shaped shell is typically dark, especially in older individua...

Phorcus lineatus, the toothed top shell, is a marine gastropod in the family Trochidae that lives on rocky shores of the northeastern Atlantic, from Morocco north to the British Isles. It occupies the high and middle intertidal zones of moderately exposed coasts and grazes biofilm and algae from roc...

Gibbula cineraria, now generally treated as Steromphala cineraria, is the gray top shell, a small marine gastropod in the family Trochidae. It is distributed along northeastern Atlantic coasts from Morocco north toward Norway and Iceland and is common on sheltered rocky shores, where it lives on alg...