Gadinia depressa Requien, 1848 accepted as Trimusculus mammillaris (Linnaeus, 1758)
Gadinia excentrica Tiberi, 1855 accepted as Addisonia excentrica (Tiberi, 1855)
Gadinia garnoti (Payraudeau, 1826) accepted as Trimusculus mammillaris (Linnaeus, 1758)
Gadinia garnoti var. compressa Pallary, 1900 accepted as Trimusculus mammillaris (Linnaeus, 1758)
Gadinia garnoti var. minor Pallary, 1900 accepted as Trimusculus mammillaris (Linnaeus, 1758)
Gadinia lateralis Requien, 1848 accepted as Trimusculus mammillaris (Linnaeus, 1758)
Gadinia requieni Locard, 1900 accepted as Trimusculus mammillaris (Linnaeus, 1758)
Trimusculus afer (Gmelin, 1791)
Trimusculus mammilaris [sic] accepted as Trimusculus mammillaris (Linnaeus, 1758)
Trimusculus mammillaris (Linnaeus, 1758)