Rangia cuneata or Atlantic rangia, also known as wedge clam, gulf wedge clam, common rangia, and cocktail clam, is a mollusc native to the Gulf of Mexico.

It is an oval clam with a body length of up to 5cm, living from the intertidal zone to depths of 124 meters.

[2] It is edible and is harvested for food in Mexico, and has been so since pre-Hispanic times.

[3] Atlantic rangia have been introduced to the US North Atlantic coast, Belgium (Antwerp) and the Baltic Sea.

This bivalve-related article is a stub.