本文对世界范围内的软齿菌属种类进行了研究,并发现无囊软齿菌Dentipellis acystidiatata为一新种,且对该种进行了详细描述。该种的主要特征是子实层体齿状、单系菌丝系统、无囊状体和胶化菌丝、担孢子小(4.1—5.2×2.4-3.2μm)、表面粗糙、具淀粉质反应。对软齿菌属的种类进行了总结,并给出了该属所有种类的检索表。
Dentipellis acystidiatata Y.C. Dai, H.X. Xiong & Sheng H. Wu is described as new from China, and its illustrated description is provided. The species is characterized by hydnaceous hymenophore, a monomitic hyphal structure, lack of both cystidia and gloeoplerous hyphae, and small, rough, strongly amyloid basidiospores (4.1-5.2 × 2.4-3.2μm). All the accepted species in Dentipellis were studied, and the knowledge of them is briefly summarized in an identification key.