Taxonomic revision of Brazilian Mactridae Lamarck, 1809 (Bivalvia: Cardiida) Author Signorelli, Javier H. Author Pastorino, Guido text Zootaxa 2012 2012-03-23 3245 30 53 journal article 10.11646/zootaxa.3245.1.2 3e76a7b9-98c8-4998-bc31-76d3350ad302 1175-5326 6544861 Genus Mulinia Gray, 1837 Type species. Mulinia typica Gray, 1837 (= Mactra edulis King, 1832 ) [original designation]. Diagnosis. Shell thick, trigonal to subcircular, ligament exclusively internal. Distribution. Atlantic coast of Central and South America , Pacific coast of South America and East coast of Southern Africa (Indian Ocean).