Suoidea is a Superfamily group of artiodactylas.Limited by the poor fossil records, the researches of suoids in China progress slowly, and there are lots of misunderstanding.

• 猪形类是哺乳动物偶蹄类中一个比较特殊的门类，由于化石不是特别丰富,在我国较长时间以来一直没有人进行任何专门研究，对猪类化石的认识长期以来存在很多的局限。