Lystrosaurus (;'shovel lizard'; proper Greek is λίστρον lístron <unk>tool for leveling or smoothing, shovel, spade, hoe<unk>) bụ mkpụrụ osisi na-eri nri nke Late Permian na Early Triassic Period dicynodont therapsids, nke dịrị ndụ ihe dị ka 250 nde afọ gara aga na ihe bụ ugbu a Antarctica, India, China, Mongolia, European Russia na South Africa. A na-amata ụdị anọ ruo isii ugbu a, ọ bụ ezie na site na 1930 ruo 1970 ọnụ ọgụgụ nke ụdị dị iche iche dị elu. Ha dị site na obere nkịta ruo mita 2.5 n'ogologo. N'ịbụ onye dicynodont, Lystrosaurus nwere naanị ezé abụọ (nke nwere ike yiri nke tuskines), ma chee na ọ nwere ogwe aka nke a na-eji maka ịkpụcha ahịhịa.
Lystrosaurus