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Monophyletic taxon: Phylum Nematomorpha Vejdovsky, 1886 - horsehair worms (invertebrate)
 Entity: 

Concise hierarchy

(Kingdom) Animalia

Current position

Nematoida ([unranked]) Rudolphi, 1808 Ref: E.J. van Nieukerken, 2010: 152.

Alternative positions

Animalia (Kingdom) Linnaeus, 1758 Ref: Z.-Q. Zhang, 2013: 8.
Aschelminthes (Superphylum) Ref: L. Margulis & K.V. Schwartz, 1998: 244. [indirect]
Aschelminthes ([unranked]) Grobben, 1910
Cycloneuralia ([unranked]) Nielsen, 1995 Ref: J. Bergström & X.-G. Hou, 2003: fig. 10. [inferred rank]
Ecdysozoa (Superphylum) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997 Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 42).
Eumetazoa (Subkingdom) Butschli, 1910 Ref: C.J. Swanson, 1982: 931.
Introverta ([unranked]) Nielsen, 1995 Ref: C. Nielsen, 2001: fig. 1.2.
Nematelminthes (Midphylum) Ref: E. Möhn, 1984
Pseudocoelomata (Section) Ref: T.I. Storer et al., 1979: 321.
Pseudocoelomata ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1998: 244-245.
Pseudocoelomates ([unranked]) Hyman, 1951 Ref: R.C. Brusca & G.J. Brusca, 1990: 48.

Historical positions

Animalia (Kingdom) Linnaeus, 1758 Ref: T. Rees et al., 2020: table 2 (p. 131).
Ecdysozoa (Superphylum) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997 Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 42).
Nematoida ([unranked]) Rudolphi, 1808 Ref: M.J. Benton, 2015: fig. 1.6 (G. Edgecombe). [out of scope (coherent)]
Animalia (Kingdom) Linnaeus, 1758 Ref: Z.-Q. Zhang, 2013: 8.
Animalia (Kingdom) Linnaeus, 1758 Ref: Z.-Q. Zhang, 2011: 10.
Nematoida ([unranked]) Rudolphi, 1808 Ref: E.J. van Nieukerken, 2010: 152.
Nematoida ([unranked]) Rudolphi, 1808 Ref: D. Grimaldi & M.S. Engel, 2005: table 3.1.
Nematoida ([unranked]) Rudolphi, 1808 Ref: E.E. Ruppert et al., 2004: 770-772, figs. 9.26B, 22.35.
Cycloneuralia ([unranked]) Nielsen, 1995 Ref: J. Bergström & X.-G. Hou, 2003: fig. 10; fig. 11.
Nematoida ([unranked]) Rudolphi, 1808 Ref: K.J. Peterson & D.J. Eernisse, 2001: 172, [176]; 201.
Introverta ([unranked]) Nielsen, 1995 Ref: C. Nielsen, 2001: 347-351, fig. 1.2.
Nematoida ([unranked]) Rudolphi, 1808 Ref: G. Giribet et al., 2000: 551, tab. 2, fig. 4; tab. 1.
Pseudocoelomata ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1998: 244-245.
Animalia (Kingdom) Linnaeus, 1758 Ref: 1998
Introverta ([unranked]) Nielsen, 1995 Ref: C. Nielsen, 1995
Animalia (Kingdom) Linnaeus, 1758 Ref: 1995
Animalia (Kingdom) Linnaeus, 1758 Ref: M.A. Wills, 1993: 557.
Animalia (Kingdom) Linnaeus, 1758 Ref: R.C. Brusca & G.J. Brusca, 1990: 358-362; 4.
Pseudocoelomates ([unranked]) Hyman, 1951 Ref: R.C. Brusca & G.J. Brusca, 1990: 48. [alternative position]
Nematelminthes (Midphylum) Ref: E. Möhn, 1984
Eumetazoa (Subkingdom) Butschli, 1910 Ref: C.J. Swanson, 1982: 931.
Pseudocoelomata ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1982: 198-199.
Pseudocoelomata (Section) Ref: T.I. Storer et al., 1979: 321.

Number of Subtaxa

2024 Available in Systema Naturae 2000 2c;2o;5f;12g;12s; †1g;1s
1989-present Systema Naturae 2000 325s
2020 T. Rees et al.: table 2 (p. 131) 37*ng;22[-23]*g; †9.1%g
2015b M.A. Ruggiero et al.: table 2 (p. 42) [2o]
2013 Z.-Q. Zhang: 8 (incl. footnote 19) 354*[339]s; †2f;18g;15s
2011 Z.-Q. Zhang: 10 351s
2011 Z.-Q. Zhang: 10 351s
1995 C. Nielsen 2o~325s
1995 C. Nielsen 325s
1990 R.C. Brusca & G.J. Brusca ~230s
1982 C.J. Swanson [2c;2o;4f;12g]
1982 L. Margulis & K.V. Schwartz 230s
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Last updated: 1 Feb 2024