The Taxonomicon
Home
Site map | Contact
Under construction
Taxon: Species †Quetzalcoatlus northropi Lawson, 1975 (reptile)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia - (Order) Pterosauria - (Family) Azhdarchidae

Included, by definition, in node-based clade

†Azhdarchidae (Clade) Padian 1986 [Andres 2021] nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Azhdarchoidea (Clade) Unwin 1995 [Andres 2021] nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Breviquartossa (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208).
†Caelicodracones (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208).
†Lophocratia (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208).
†Macronychoptera (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208).
†Neoazhdarchia (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Neopterodactyloidea (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Novialoidea (Clade) Kellner 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208).
†Ornithocheiroidea (Clade) Seeley 1876 [Andres 2021] nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Quetzalcoatlus (Clade) Lawson 1975 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).

Included, by definition, in branch-based clade

†Azhdarchiformes (Clade) Andres 2021 nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Quetzalcoatlinae (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).

Excluded, by definition, from branch-based clade

†Azhdarchinae (Clade) Nesov 1984 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Chaoyangopteridae (Clade) Lü, Unwin, Xu & Zhang 2008 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).
†Dsungaripteromorpha (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209).

Current position

†Quetzalcoatlus (Genus) Lawson, 1975, nom. cons. Ref: S.J. Nesbitt, 2011: 206.

Alternative positions

†Azhdarchidae (Clade) Padian 1986 [Andres 2021] nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Azhdarchiformes (Clade) Andres 2021 nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Azhdarchinae (Clade) Nesov 1984 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [excluded by definition]
†Azhdarchoidea (Clade) Unwin 1995 [Andres 2021] nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Breviquartossa (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208). [included by definition]
†Caelicodracones (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208). [included by definition]
†Chaoyangopteridae (Clade) Lü, Unwin, Xu & Zhang 2008 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [excluded by definition]
†Dsungaripteromorpha (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [excluded by definition]
†Lophocratia (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208). [included by definition]
†Macronychoptera (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208). [included by definition]
†Neoazhdarchia (Clade) Unwin 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Neopterodactyloidea (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Novialoidea (Clade) Kellner 2003 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 208). [included by definition]
†Ornithocheiroidea (Clade) Seeley 1876 [Andres 2021] nom. cl. inval. Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Quetzalcoatlinae (Clade) Andres, Clark & Xu 2014 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
†Quetzalcoatlus (Clade) Lawson 1975 [Andres 2021] Ref: B. Andres, 2021: tbl. 1 (p. 209). [included by definition]
©2004-2026 Universal Taxonomic Services
Last updated: 28 Aug 2026