Longearistata closely related to h . duthiei and were clustered together , which corroborated the results from morphological and cytological studies by zhou yong - hong ( 1999 ) Long6aristata的相似系数较高,聚为一支,这与周永红等门999 )通过形态学比较和细胞学研究的结果相一致,支持将hlong6aristata处理为hduthiei的一个变种。