Order Rhabdocoela Ehreiiberg 1831 Rhabdocoelida 



Order Alloecoela Graff 1882 Alloecoelida 



Order Tricladida Ehrenberg 1831 Tricladida 



Order Polycladida Lang 1882 Polycladida 



Order Temnocephalida Haswell 1888 Temnocephalida 



Class Treinat(xla Rudolpbi 1808 Trcmatodea 



Subclass Monogenea Cams 1863 Moiiogenia 



Order Monopisthocotylea Odhiier 1912 Moiiopisthocotylida 



Order Polyopisthocotylea Odhner 1912 Polyopisthocotylida 



Subclass Digenea Carus 1863 Digenia 



Order Gasterostomata Odbuer 1905 Gasterostomatida 



Order Prosostomata Odhner 1905 Prostotnatida 



Suborder Aspidocotylea Burmeister 1856 Aspidocotylina 



Suborder Monostomata Zeder 1800 Monostomatina 



Suborder Strigeidea La Rue 1926 Strigeina 



Suborder Amphistomata Rudolphi 1801 Amphistomatina 



Suborder Distomata Leuckart 1856 Distomatina 



Class Cestoidea Rudolphi 1808 Cestodea 



Subclass Cestodaria Monticelli 1892 Cestodaria 



Order Amphilinidea Poche 1922 Amphilinida 



Order Gyrocotylidea Benhani 1901 Gyrocotylida 



Subclass Cestoda van Beneden 1849 Cestodia 



Order Pseudophyllidea van Beneden 1850 Pseudophyllida 



Order Tetraphyllidea Schmarda 1871 Tetraphyllida 



Order Cyclophyllidea Braun 1900 Cyclophyllida 



Glass Nemertea Siebold and Stannius 1842 Nemertea 



Order Paleonemertea Hubrecht 1879 Paleonemertida 



Order Heteronemertea Burger 1892 Heteronemertida 



Order Hoplonemertea Hubrecht '1879 Hoplonemertida 



Suborder Polystilifera Brinkmann 1917 Polystiliferina 



Suborder Monostilifera Brinkmann 1917 Monostiliferina 



Order Bdellonemertea Verrill 1892 Bdellonemertida 



Phylum Acanthocephala Rudolphi 1808 Acanthocephala 



Class Echinorhynchidea Cobbold 1879 Echinorhynchea 



Order Palaeacanthocephala Meyer 1931 Palaeacanthocephalida 



Order Archiacanthocephala Meyer 1931 Archiacanthocephalida 



Order Eoacanthocephala Van Cleave 1936 Eoacanthocepdalida 



Suborder Gyracanthocephala Van Cleave 



1936 Gyracanthocephalina 



Suborder Neoacanthocepliala Van Cleave 



1936 Neoacanthocephalina 



Series Coelomocoela Lankester 1900 Coelomocoela 



Subseries Prosopygia Lang Prosopyga 



Subseries Aschelminthes Grobben 1909 Aschelmintha 



Phylum Rotatoria Lamarck 1816 Rotatoria 



Class Seisonidea Plate 1886 Seisonidea 



Class Belloidea Hudson & Gosse 1889 Belloidea 



Class Monogononta Ehrenberg 1832 Monogonontea 



Order Plioma Hudson & Gosse 1889 Pliomida 



Order Flosculariacae Harring 1913 Floscularida 



Order Collothecacae Harring 1913 Coilothecida 



[9] 



