''Gemmula rotata'' is an extinct

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

, a marine

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Turridae Turridae is a taxonomic family name for a number of predatory sea snails, marine gastropod mollusks in the superfamily Conoidea. MolluscaBase (2018). Turridae H. Adams & A. Adams, 1853 (1838). Accessed through: World Register of Marine Specie ...

, the turrids.MolluscaBase eds. (2021). MolluscaBase. Gemmula rotata (Brocchi, 1814) †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1056882 on 2021-01-25

Description

Distribution

Fossils of this marine species have been found in

Pliocene The Pliocene ( ; also Pleiocene) is the epoch in the geologic time scale that extends from 5.333 million to 2.58Provence-Alpes-Côte d'Azur Provence-Alpes-Côte d'Azur (; or , ; commonly shortened to PACA; en, Provence-Alps-French Riviera, italic=yes; also branded as Région Sud) is one of the eighteen administrative regions of France, the far southeastern on the mainland. Its pref ...

, France.

References

* Chirli (C.) & Richard (C.), 2008 ''Les Mollusques plaisanciens de la Côte d’Azur'', p. 1-128 rotata Gastropods described in 1814 {{paleo-Turridae-stub