Udonellidae Taschenberg, 1879
Udonella australis Carvajal & Sepulveda, 2002
Udonella caligorum Johnston, 1835
Udonella lupi van Beneden & Hesse, 1863
Udonella murmanica Kornakova & Timofeeva, 1981
Udonella myliobati (Guberlet, 1936)
Udonella ophiodontis Kay, 1945
Udonella socialis Linton, 1910
