Any of several omnivorous,burrowing,edentate mammals(family Dasypodidae),native to southern North America and South America and characterized by an armorlike covering consisting of jointed,bony plates.

• 犰狳，一种杂食性的，掘河隐居的贫齿目哺乳动物（犰狳科），生于北美洲南部和南美洲，特征为全身有连续的，角质鳞片组成的盔甲状保护层。