Multi-radiating costae and stout tubercles on the valves are much more important than that of serration structure in high taxonomic status for the family Afrograptidae.

• 作者认为这一构造被视为非洲叶肢介科分类的主要依据是不合适的,壳瓣的放射褶或粗瘤构造在高级分类上更重要, 进而对该科的含义进行了厘定;