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The shells are small to rather large (diameter of base without attachments 19–160 mm; height of shell 21–100 mm), depressed to conical, with narrow to wide, simple to spinose peripheral edge or flange separating spire from base. Aperture large, base broad, rather flattened, often umbilicate. Periostracum very thin or wanting.
Xenophora, commonly called carrier shells, is a genus of medium-sized to large sea snails, marine gastropod mollusks in the family Xenophoridae, the carrier snails or carrier shells. [2] The genus Xenophora is the type genus of the family Xenophoridae.
Yet the layout of the shell is a source of protection in various ways. The unique shell makes it harder to put into a predator's mouth and swallow. Additionally, due to the type of objects glued to the shell, it serves as a method of camouflage amongst any debris. A spire is also attached to the shell of these snails and only adds to its intricacy.
The sun carrier shell, like other snails in the family Xenophoridae, attaches fragments of other materials found in the ocean to its shell, such as gravel, rocks, coral particles, pebbles, or shells of other snails or clams, and this is where the name “carrier shell’ comes from.
The largest living species is the Giant African Snail or Ghana Tiger Snail (Achatina achatina; Family Achatinidae), which can measure up to 30 cm. [13] [14] The largest land snails of non-tropical Eurasia are endemic Caucasian snails Helix buchi and Helix goderdziana from the south-eastern Black Sea area in Georgia and Turkey; diameter of the ...
Freshwater snails are gastropod mollusks that live in fresh water. There are many different families. There are many different families. They are found throughout the world in various habitats, ranging from ephemeral pools to the largest lakes, and from small seeps and springs to major rivers.
The snails, which are an invasive species in the U.S. were discovered in the luggage of a traveler arriving from Ghana. 'Strange smell' tips officials off to illegal snails in luggage at Detroit ...
A slug on a wall in Kanagawa, Japan.. Slug, or land slug, is a common name for any apparently shell-less terrestrial gastropod mollusc.The word slug is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced shell, or only a small internal shell, particularly sea slugs and semi-slugs (this is in contrast to the common name snail, which applies to ...