They indicated that adult prothallus with hairs, bifurcate rhizina and curve archegonium are some the evolution characteristic.The paper preliminary discusses its taxonomic significance.

• 研究表明龙头节肢蕨的配子体发育过程中出现毛状体，假根分叉，颈卵器弯曲等进化特征，并对其分类学意义初步讨论。