[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Phylum Platyhelminthes Gegenbaur, 1859 - flatworms
Class Turbellaria Ehrenberg, 1831 - planarians
see Subphylum Turbellaria Ehrenberg, 1831
Order Rhabdocoela Ehrenberg, 1831
see Infraclass Rhabdocoela Ehrenberg, 1831
Suborder Dalyelliida
1 Family Dalyelliidae L. v. Graff, 1905
2 Family Fecampiidae Graff, 1903
3 Family Graffillidae Graff, 1904-08
4 Family Provorticidae Beklemischev, 1927
5 Family Pterastericolidae Meixner, 1925
6 Family Umagillidae Wahl, 1910