Arca (bivalve)

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Arca
Temporal range: Jurassic–Recent
Internal view of a valve of Arca zebra
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Arcida
Family: Arcidae
Genus: Arca
Linnaeus, 1758
Species

23 described species

Arca is a genus of saltwater clams in the family Arcidae, the ark clams.

Description[edit]

As is typical for ark clams, species in this genus have a long, straight hinge line. Some species in this genus, such as Arca zebra and Arca noae, have a brown-and-white striped pattern. Arca attach themselves to rock with byssal threads which protrude through a gap on the ventral (open) side.

Species[edit]

Species within the genus Arca include:[1]

References[edit]

  1. ^ Serge Gofas (2011). "Arca Linnaeus, 1758". World Register of Marine Species. Retrieved April 9, 2011.