Concise hierarchy

(Kingdom) Animalia - (Phylum) Platyhelminthes

Current position

Trematoda (Infraphylum) Rudolphi, 1808

Ref: S.C. Schell, 1982: 740. [indirect]

Alternative positions

Neodermata ([unranked]) Ehlers, 1985	Ref: C. Nielsen, 1995
Platy-helminthes (Phylum)	Ref: I. Eibl-Eibesfeldt et al., 1975 (1971): 598.
Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: S.C. Schell, 1982: 740.

Historical positions

Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: 1998
Neodermata ([unranked]) Ehlers, 1985	Ref: C. Nielsen, 1995
Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: R.C. Brusca & G.J. Brusca, 1990
Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: S.C. Schell, 1982: 740-741.
Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: L. Margulis & K.V. Schwartz, 1982: 180.
Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: T.I. Storer et al., 1979: 320.
Platy-helminthes (Phylum)	Ref: I. Eibl-Eibesfeldt et al., 1975 (1971): 598.
Platyhelminthes (Phylum) Gegenbaur, 1859	Ref: B. Dawes, 1968 (1946): [1], 2-3.

Number of Subtaxa

2024	Available in Systema Naturae 2000	5o;114f;206g;167s
1989-present	Systema Naturae 2000	9,000s