Concise hierarchy

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

Phylogeny

Node-based clade		Ref: C.A. Brochu, 2003: fig. 1.
Crown clade		Ref: C.A. Brochu, 2003: fig. 1. [implicit]

Defined by the most recent common ancestor (and all its descendants) of

Alligator mississippiensis (Daudin, 1802)		Ref: C.A. Brochu, 2003: table 1 (p. 360).
Crocodylus niloticus Laurenti, 1768		Ref: C.A. Brochu, 2003: table 1 (p. 360).

Current position

Crocodylia (Order) Wagler, 1830

Ref: C.A. Brochu, 2012: fig. 13. [implicit]

Alternative positions

Crocodylia (Clade) Gmelin 1789 [Clark 1988]	Ref: C.A. Brochu, 2012: fig. 13.
Eusuchia (Suborder) Huxley, 1875	Ref: E. Puértolas et al., 2011: fig. 5. [inferred]

Historical positions

Crocodylia (Clade) Gmelin 1789 [Clark 1988]	Ref: C.A. Brochu, 2012: 532, fig. 13.
Crocodylia (Clade) Gmelin 1789 [Clark 1988]	Ref: E. Puértolas et al., 2011: fig. 5.
Crocodylia (Clade) Gmelin 1789 [Clark 1988]	Ref: C.A. Brochu, 2003: table 1 (p. 360), figs. 1, 2.

Number of Subtaxa

2025	Available in Systema Naturae 2000	2f;8g;24s;16ss; ‡1g;1s; †49g;58s
1989-present	Systema Naturae 2000: 28 Oct 2016	[2f;8g;24s]