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Taxon: Phylum Chaetognatha Leuckart, 1854 - chaetognaths (invertebrate)
 Entity: 

Concise hierarchy

(Kingdom) Animalia

Subsequent positions

Chaetognathi (Infrakingdom) (Leuckart, 1854) Cavalier-Smith, 1998 Ref: T. Cavalier-Smith, 1998: 236. [assumed]

Current position

Gnathifera ([unranked]) Ahlrichs, 1995 Ref: F. Marlétaz et al., 2019: 5 (fig. 3). [inferred rank]

Alternative positions

Animalia (Kingdom) Linnaeus, 1758 Ref: Z.-Q. Zhang, 2013: 7.
Aschelminthes ([unranked]) Grobben, 1910 Ref: C. Nielsen, 1995
Bilateria ([unranked]) Hatschek, 1888 Ref: G. Giribet et al., 2000: 551.
Chaetognathea (Supraphylum) Ref: E. Möhn, 1984
Chaetognathi (Infrakingdom) (Leuckart, 1854) Cavalier-Smith, 1998 Ref: T. Cavalier-Smith, 1998: 236. [new position]
Cœlomata ([unranked]) Ref: E.R. Lankester, 1877: 441.
Deuterostoma (Series) Ref: L. Margulis & K.V. Schwartz, 1982: 232.
deuterostomes ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1998: 312-315.
Deuterostomia (Subdivision) Grobben, 1908 Ref: T.I. Storer et al., 1979: 325.
Deuterostomia (Superphylum) Grobben, 1908 Ref: M.J. Benton, 1993: [529].
Ecdysozoa (Infrakingdom) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997 Ref: K.J. Peterson & D.J. Eernisse, 2001: 172. [inferred rank] [implicit]
Ecdysozoa (Superphylum) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997 Ref: 06/12/2004
Ecdysozoa (Clade) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake 1997, nom. cl. inval. Ref: E.J. van Nieukerken, 2010: 119. [alternative position]
Eumetazoa (Subkingdom) Butschli, 1910 Ref: H.B. Michel, 1982: 781.
Metazoa (Subkingdom) Haeckel, 1874 Ref: R.C. van Caenegem et al., 1980: 307.
Protostomia (Infrakingdom) Grobben, 1908 Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 36). [implicit]
Protostomia ([unranked]) Grobben, 1908 Ref: E.J. van Nieukerken, 2010: 119.
Spiralia ([unranked]) Schleip, 1929 Ref: G. Giribet & G.D. Edgecombe, 2019: 168 (fig. 1c). [inferred rank]

Historical positions

Animalia (Kingdom) Linnaeus, 1758 Ref: T. Rees et al., 2020: table 2 (p. 131).
Gnathifera ([unranked]) Ahlrichs, 1995 Ref: F. Marlétaz et al., 2019: 5 (fig. 3). [inferred rank]
Spiralia ([unranked]) Schleip, 1929 Ref: G. Giribet & G.D. Edgecombe, 2019: 168 (fig. 1c). [inferred rank]
N.N. (Superphylum) Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 36).
Protostomia ([unranked]) Grobben, 1908 Ref: M.J. Benton, 2015: fig. 1.6 (G. Edgecombe). [out of scope (coherent)]
Animalia (Kingdom) Linnaeus, 1758 Ref: Z.-Q. Zhang, 2013: 7.
Animalia (Kingdom) Linnaeus, 1758 Ref: Z.-Q. Zhang, 2011: 10.
Protostomia ([unranked]) Grobben, 1908 Ref: E.J. van Nieukerken, 2010: 119.
Ecdysozoa (Clade) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake 1997, nom. cl. inval. Ref: J. Noordijk et al., 2010: 119. [alternative position]
Ecdysozoa (Clade) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake 1997, nom. cl. inval. Ref: E.E. Ruppert et al., 2004: 850-856, fig. 9.26B.
Animalia (Kingdom) Linnaeus, 1758 Ref: X.-G. Hou et al., 2004: 215. [implicit]
fossil marine animal genera (Kingdom) Linnaeus, 1758 Ref: J.J. Sepkoski Jr., 2002: 269.
Ecdysozoa (Clade) Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake 1997, nom. cl. inval. Ref: K.J. Peterson & D.J. Eernisse, 2001: 172, [176]; 201.
Gnathifera ([unranked]) Ahlrichs, 1995 Ref: C. Nielsen, 2001: 312-319, fig. 1.2.
organisms ([unranked]) Ref: J. van der Land & H. Kapp, 2001: 335.
Bilateria ([unranked]) Hatschek, 1888 Ref: G. Giribet et al., 2000: 543-544, 551, 556, fig. 4; tab. 1.
deuterostomes ([unranked]) Ref: L. Margulis & K.V. Schwartz, 1998: 312-315.
Chaetognathi (Infrakingdom) (Leuckart, 1854) Cavalier-Smith, 1998 Ref: T. Cavalier-Smith, 1998: table 4 (p. 236). [new position]
Animalia (Kingdom) Linnaeus, 1758 Ref: 1998
Animalia (Kingdom) Linnaeus, 1758 Ref: 1995
Aschelminthes ([unranked]) Grobben, 1910 Ref: C. Nielsen, 1995
Deuterostomia (Superphylum) Grobben, 1908 Ref: M.J. Benton, 1993: [529].
metazoans ([unranked]) Haeckel 1874 Ref: S. Bengtson, 1992: table 23.5 (p. 1031).
Animalia (Kingdom) Linnaeus, 1758 Ref: R.C. Brusca & G.J. Brusca, 1990: 841, 843-850; 4.
Animalia (Kingdom) Linnaeus, 1758 Ref: R.S. Boardman et al., 1987
Chaetognathea (Supraphylum) Ref: E. Möhn, 1984
Metazoa (Subkingdom) Haeckel, 1874 Ref: R.C. van Caenegem et al., 1980: 307.
Deuterostoma (Series) Ref: L. Margulis & K.V. Schwartz, 1982: 232.
Eumetazoa (Subkingdom) Butschli, 1910 Ref: H.B. Michel, 1982: 781-782.
Deuterostomia (Subdivision) Grobben, 1908 Ref: T.I. Storer et al., 1979: 325.
Bilateralia (Subdivision) Ref: B. Grzimek, 1973-1975
Cœlomata ([unranked]) Ref: E.R. Lankester, 1877: 441.

Number of Subtaxa

2024 Available in Systema Naturae 2000 1c;3o;9f;27g;131s; †1o;10g
1989-present Systema Naturae 2000 1c;3o;9f;27g;131s; †2g;2s
2020 T. Rees et al.: table 2 (p. 131) 74*ng;40[-54]*g; †22.5%g
2013 Z.-Q. Zhang: 7 (incl. footnote 17) 186*[170]s; †1o;10g;16s
2011 Z.-Q. Zhang: 10 186[179]s; †7s
2011 Z.-Q. Zhang: 10 186[179]s; †7s
2005 E.V. Thuesen: 172 [1c;3o;9f;26g;126s]
1997 TAMU 28g139s; †2g2s
1995 C. Nielsen ~200s
1991 ~200s
1990 R.C. Brusca & G.J. Brusca [2o;7f];(>12g);100s
1988 70-80s
1982 H.B. Michel 1c;2o;2so;5f;10g;70s
1982 L. Margulis & K.V. Schwartz 6g50s
©2004-2024 Universal Taxonomic Services
Last updated: 1 Feb 2024