Familia Donacidae

Fleming, 1828

Shell equivalve, inequilateral. Ligament external. Hinge line with two cardinal teeth in each valve, anterior and posterior teeth also present. Adductor scars about equal. Pallial line with a pallial sinus. Cruciform muscles present extending between valves, involved in siphon retraction: cruciform muscles scars often visible close to the lower edge of the pallial sinus. Shell margin crenulate.

Source: Hayward, 1990.

The following subtaxa of this family occur in the region:

Genus Donax
Donax vittatus

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