''Barnea candida'' is a

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

bivalve Bivalvia (), in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts. As a group, bival ...

mollusc 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 esti ...

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 ...

Pholadidae Pholadidae, known as piddocks or angelwings, are a family of bivalve molluscs similar to a clam. Background Piddocks are unique in that each side of their shells is divided into 2 or 3 separate sections. Furthermore, one of the piddock's shells ...

Description

The shell is long and covered in horizontal ribs, crossed by vertical ribs, forming a structure. On the intersections are scale formed spikes. A narrow and curved edge is located on the inside of the shell.

Size

* Length: up to 50 mm * Width: up to 20 mm.

Colour

Chalk-white, yellow-white or grey.

Fossil

''Barnea candida'' is common in the

North Sea The North Sea lies between Great Britain, Norway, Denmark, Germany, the Netherlands and Belgium. An epeiric sea on the European continental shelf, it connects to the Atlantic Ocean through the English Channel in the south and the Norwegian S ...

region in deposits from the

Holocene The Holocene ( ) is the current geological epoch. It began approximately 11,650 cal years Before Present (), after the Last Glacial Period, which concluded with the Holocene glacial retreat. The Holocene and the preceding Pleistocene togethe ...

, the

Eemian Stage The Eemian (also called the last interglacial, Sangamonian Stage, Ipswichian, Mikulin, Kaydaky, penultimate,NOAA - Penultimate Interglacial Period http://www.ncdc.noaa.gov/global-warming/penultimate-interglacial-period Valdivia or Riss-Würm) wa ...

and late Middle

Pleistocene The Pleistocene ( , often referred to as the ''Ice age'') is the geological Epoch (geology), epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fina ...

References

* , 1991. ''Schelpen van de Nederlandse kust.'' Jeugdbondsuitgeverij Stichting Uitgevrij KNNV, 165 pag. * , 2004. ''Veldgids Schelpen.'' KNNV Uitgeverij, , 234 pag. * , 1994. ''Nederlandse naamlijst van de weekdieren (Mollusca) van Nederland en België.'' Feestuitgave ter gelegenheid van het zestigjarig jubileum van de Nederlandse Malacologische Vereniging. Backhuys, Leiden. 149 pp. * , 1984. ''De fossiele schelpen van de Nederlandse stranden en zeegaten, tweede serie, 8 (slot).'' Basteria, 48: 89-220.

External links

Animal Diversity Web: Barnea

MarBEF Data System: ''Barnea candida''

{{Taxonbar, from=Q838170 Pholadidae Bivalves described in 1758 Taxa named by Carl Linnaeus