''Gemmula bearrizensis'' 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 ...
of
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 bearrizensis Pacaud, 2021 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1478552 on 2021-01-25]
Description
Distribution
Fossils of this marine species have been found in
Paleogene
The Paleogene ( ; British English, also spelled Palaeogene or Palæogene; informally Lower Tertiary or Early Tertiary) is a geologic period, geologic period and system that spans 43 million years from the end of the Cretaceous Period million yea ...
strata near
Biarritz
Biarritz ( , , , ; Basque also ; oc, Biàrritz ) is a city on the Bay of Biscay, on the Atlantic coast in the Pyrénées-Atlantiques department in the French Basque Country in southwestern France. It is located from the border with Spain. ...
, France.
References
* Boussac J. (1911). ''Études stratigraphiques et paléontologiques sur le Nummulitique de Biarritz''. Annales Hébert. 5: 1-96, pls 1-24.
* Pacaud J.M. (2021). ''Remarques taxonomiques et nomenclaturales sur les mollusques gastéropodes du Paléogène de France et description d'espèces nouvelles. Partie 3. Conoidea.'' Xenophora Taxonomy. 31: 41–48.
bearrizensis
Gastropods described in 2021
Fossil taxa described in 2021
{{paleo-Turridae-stub