旋尾亞目Thelastomatoidea(英语:Thelastomatoidea) Travassos, 1929 里崗下目(英语:Rhigonematomorpha) Rhigonematomorpha 其他地位未定分類單元:亦作 龍線蟲下目 Spirurina Railliet & Henry, 1915. WoRMS
线虫的分类Thelastomatidae Travassos, 1929 Travassosinematidae Rao, 1958 Infraorder Rhigonematomorpha Superfamily Ransomnematoidea Travassos, 1930 Camoyidae Travassos &