Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Reptilia - (Order) Pelecaniformes

Subsequent positions

Pelecanida (Parvorder) (Sharpe, 1891) B.C. Livezey & R.L. Zusi, 2007

Ref: B.C. Livezey & R.L. Zusi, 2007: 91. [assumed]

Current position

Pelecanida (Parvorder) (Sharpe, 1891) B.C. Livezey & R.L. Zusi, 2007

Ref: B.C. Livezey & R.L. Zusi, 2007: 91. [new position]

Alternative positions

Pelecani (Suborder) Sharpe, 1891	Ref: R.L. Carroll, 1988: 626.
Pelecaniformes (Order) Sharpe, 1891	Ref: J. van der Land, 2001: 375.
Pelecanoidea (Superfamily) Rafinesque, 1815	Ref: B.L. Monroe Jr. & C.G. Sibley, 1993: 132.

Historical positions

Pelecanida (Parvorder) (Sharpe, 1891) B.C. Livezey & R.L. Zusi, 2007	Ref: B.C. Livezey & R.L. Zusi, 2007: 91. [new position]
Pelecaniformes (Order) Sharpe, 1891	Ref: E.C. Dickinson, 2003: [22], 89; 17. [implicit]
Pelecaniformes (Order) Sharpe, 1891	Ref: J. van der Land, 2001: 375.
Pelecaniformes (Order) Sharpe, 1891	Ref: 1995
Pelecanoidea (Superfamily) Rafinesque, 1815	Ref: B.L. Monroe Jr. & C.G. Sibley, 1993: 132.
Pelecani (Suborder) Sharpe, 1891	Ref: C.M. Perrins, 1991 (1990): 19, 367.
Pelecani (Suborder) Sharpe, 1891	Ref: R.L. Carroll, 1988: 626.
Pelecaniformes (Order) Sharpe, 1891	Ref: R.C. van Caenegem et al., 1979-1984
Pelecaniformes (Order) Sharpe, 1891	Ref: W.J. Bock, 1982: 972.
Pelecaniformes (Order) Sharpe, 1891	Ref: T.I. Storer et al., 1979
Pelecani (Suborder) Sharpe, 1891	Ref: E. Mayr & G.W. Cottrell, 1979
Pelecaniformes (Order) Sharpe, 1891	Ref: B. Grzimek et al., 1973 (1968): 573.
Pelecani (Suborder) Sharpe, 1891	Ref: P. Brodkorb, 1963: 265.

Number of Subtaxa

2024	Available in Systema Naturae 2000	1g;7s;6ss; †1g
1989-present	Systema Naturae 2000: 7 May 2015	[1g;7s;6ss; †1g]
2003	E.C. Dickinson: [22], 89	1g;7s;[6ss]
1993	B.L. Monroe Jr. & C.G. Sibley	2g;9s
1991 (1990)	C.M. Perrins	[1g;7s]
1982	W.J. Bock	1g;8s
1963	P. Brodkorb	[; †1g]