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The Trochidae, common name top-snails or top-shells, are a family of various sized sea snails, marine gastropod molluscs in the subclass Vetigastropoda. This family is commonly known as the top-snails because in many species the shell resembles a toy spinning top .
Clanculus puniceus, common names the strawberry top shell or purplish clanculus, is a species of small sea snail, a marine gastropod mollusk in the family Trochidae, the top shells. [ 1 ] Shell description
Trochus radiatus, common name the radiate top shell, is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails. [ 1 ] Description
These land snails have opercula, which helps identify them as "winkles gone ashore", in other words, snails within the clade Littorinimorpha and the informal group Architaenioglossa. Members of the snail family Pulmonata , which includes carboniferous land sails and some freshwater snails of the order Basommatophora , are protandrous ...
Conus textile, the textile cone or the cloth of gold cone [3] is a venomous species of sea snail, a marine gastropod mollusk in the family Conidae, the cone snails, cone shells or cones. Textile cone snails live mostly in the Indian Ocean, along the eastern coast of Africa and around Australia.
Coelotrochus tiaratus, whose common names include tiara top shell, brown top shell, mititi, and mitimiti is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails. [ 2 ]
Similar to other trochid snails, such as the more commonly occurring Chlorostoma species (or Tegula), the dextrally coiled shell of Norrisia norrisii is also more globose and shows a depressed-turbinate shape. [10] The spire is low-conoidal. The minute apex is subacute, and spirally striate ; when perfect, the apical whorls are variegated. The ...
This snail is found frequently on rocks in the low intertidal zone and in the shallow subtidal zone on large kelp, especially the giant kelp Macrocystis. Calliostoma eats a variety of items including the kelp it lives on as well as small sessile organisms and other material that live on rocks or kelp surfaces, including bryozoans, hydroids, diatoms, and detritus.