Biology:Rough cockle

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Rough cockle
Cardiidae - Acanthocardia tuberculata.JPG
One valve of the shell of Acanthocardia tuberculata from Sicily at the Museo Civico di Storia Naturale di Milano
Scientific classification
Kingdom:
Phylum:
Mollusca
Class:
Order:
Veneroida
Superfamily:
Family:
Genus:
Species:
A. tuberculata
Binomial name
Acanthocardia tuberculata
Synonyms
  • Acanthocardia (Rudicardium) tuberculata (Linnaeus, 1758)
  • Cardium rusticum Linnaeus, 1767
  • Cardium tuberculatum Linnaeus, 1758
  • Cardium tuberculatum var. mutica Bucquoy, Dautzenberg & Dollfus, 1892
  • Eucardium tuberculatum (Linnaeus, 1758)
  • Eucardium tuberculatum var. asperula Coen, 1915
  • Eucardium tuberculatum var. dautzenbergi Coen, 1915
  • Eucardium tuberculatum var. palaeomutica Coen, 1915
  • Eucardium tuberculatum var. picta Coen, 1915
  • Eucardium tuberculatum var. potens Coen, 1915

The rough cockle (Acanthocardia tuberculata) is a species of saltwater clam, a cockle, a marine bivalve mollusc in the family Cardiidae. The genus Acanthocardia is present from the Upper Oligocene to the Recent.

Description

The shell of Acanthocardia tuberculata can reach a size of about 95 mm. This shell is robust, equivalve, inflated and slightly inequilateral, with crenulated margins. The surface shows 18-20 strong radial ribs, with rows of spiny nodules. The basic coloration is usually pale brown with alternating darker concentric bands.

Distribution and habitat

Acanthocardia tuberculata can be found in the Mediterranean Sea and in the Northeast Atlantic Ocean. This species is present in the continental shelf from low tide to 200 m. Like most other bivalves, these mollusks are suspension feeders filtering phytoplankton.

Subspecies

  • Acanthocardia tuberculata citrinum Brusina, 1865
  • Acanthocardia tuberculata tuberculata (Linnaeus, 1758)
  • Acanthocardia tuberculata f. alba

Gallery

References

Wikidata ☰ Q1479781 entry