Varicorbula gibbaVaricorbula gibba, the common basket-shell, is a species of bivalve in the family Corbulidae.TaxonomyThe species was originally described in 1792 by the Italian zoologist Giuseppe Olivi under the protonym of Tellina gibba. Some databases continue to classify it under the genus Corbula.DescriptionThe shell of Varicorbula gibba can measure up to.Right and left valve of the same specimen:Distribution and habitatVaricorbula gibba is a marine species which occurs in Europe in the north-eastern Atlantic Ocean and the Mediterranean. It has been introduced to Australia. The species occurs from sea level to a maximum depth of on sandbanks and areas rich with detritus.