Acanthocardia aculeata

Acanthocardia aculeata
Shell of Acanthocardia aculeata from Sicily at the Museo Civico di Storia Naturale di Milano
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Veneroida
Superfamily: Cardioidea
Family: Cardiidae
Genus: Acanthocardia
Species: A. aculeata
Binomial name
Acanthocardia aculeata
C. Linnaeus, 1758
Synonyms
  • Cardium aculcatum Aradas & Benoit, 1870
  • Cardium aculeatum Linnaeus, 1758
  • Cardium spinosum J. Sowerby, 1804

Acanthocardia aculeata, common name spiny cockle, is a species of saltwater clams, marine bivalve molluscs in the family Cardiidae. The genus Acanthocardia is present from the Upper Oligocene to the Recent.

Description

The shell of Acanthocardia aculeata can reach a size of 50-115 mm. This shell is robust, broadly oval, with a heart-shaped profile, equivalve and inflated, with crenulated margins. The surface shows 20-22 prominent radial ribs, with rows of sharp spines, especially at sides. The basic coloration is usually pale brown. The interior is white, with grooves extending throughout the inside.

Distribution

Acanthocardia aculeata can be found in the Mediterranean Sea and in North East Atlantic.

Habitat

This species is present in sublittoral muddy sands. These mollusks are phytoplankton feeders.

References