PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Stegomus

Reptilia

Taxonomy

Stegomus was named by Marsh (1896). Its type is Stegomus arcuatus.

It was synonymized subjectively with Aetosaurus by Lucas et al. (1998), Heckert and Lucas (1999) and Heckert and Lucas (2000).

It was assigned to Belodontia by Marsh (1896); to Episcoposaurinae by Huene (1942); to Aetosauridae by Hay (1902), Lull (1915), Watson (1917), Lull (1917), Hay (1930) and Charig (1967); to Stagnolepididae by Carroll (1988); and to Stagonolepidae by Huene (1922), Jepsen (1948) and Desojo et al. (2013).

Species

S. arcuatus (type species)

Synonymy list

Year	Name and author
1896	Stegomus Marsh
1902	Stegomus Hay p. 511
1915	Stegomus Lull p. 98
1917	Stegomus Lull p. 110
1917	Stegomus Watson p. 180
1922	Stegomus Huene p. 23
1930	Stegomus Hay p. 139
1942	Stegomus Huene p. 243
1948	Stegomus Jepsen p. 3
1967	Stegomus Charig p. 709
1988	Stegomus Carroll
2013	Stegomus Desojo et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()

Rank	Name	Author
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
—	Pseudosuchia	(Zittel 1890)
—	Suchia	Krebs 1974
—	Aetosauria	(Lydekker 1889)
—	Stagonolepididae	(Lydekker 1887)
genus	Stegomus

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Stegomus Marsh 1896

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†Stegomus arcuatus Marsh 1896

†Stegomus arcuatus jerseyensis Jepsen 1948

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Diet:

herbivoresubo

Created:

2009-01-03 20:38:33

Modified:

2009-01-03 22:38:33

Source: subo = suborder, subc = subclass, c = class, subp = subphylum

References: Hendy et al. 2009, Carroll 1988, Benton 1983

Age range: Alaunian or 215.56000 to 212.00000 Ma

Collections (5 total)

Time interval	Ma	Country or state	Original ID and collection number
Carnian - Norian	237.0 - 208.5	USA (North Carolina)	S. sp. (32343) S. sp., S. arcuatus (89149)
Norian	228.0 - 208.5	USA (New Jersey)	S. arcuatus (89131 92082)
Alaunian	215.56 - 212.0	USA (Connecticut)	S. arcuatus (91750)