Haliotis cyclobates
Descrizione della specie da Wikipedia in inglese descrizione completa
Description The size of the shell attains 60 mm. "The elevated shell is nearly circular in outline and somewhat turbinate. The distance of the apex from the margin is between one-third and one-fourth the diameter of the shell. The body whorl is rounded and convex above. The surface is covered with spiral cords and threads, and has numerous folds radiating from the suture. The five perforations are oval, not raised. The shell is nearly circular and very convex. The spire is decidedly elevated and is formed of about three rounded whorls. The last whorl has a blunt keel at the row of holes, and a narrower, more acute carina at a short distance below it.
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Haliotis cyclobates, common name the whirling abalone or the circular ear shell, is a species of sea snail, a marine gastropod mollusk in the family Haliotidae, the abalone.
Fonte: Wikipedia EN · CC BY-SA 4.0 · autoriDescription The size of the shell attains 60 mm.
Fonte: Wikipedia EN · CC BY-SA 4.0 · autoriThe body whorl is rounded and convex above.
Fonte: Wikipedia EN · CC BY-SA 4.0 · autori