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Cygnus (Sthenelides)

Reptilia - Anseriformes - Anatidae

Taxonomy
Sthenelides was named by Stejneger (1884). It is extant.

It was reranked as Cygnus (Sthenelides) by Wetmore (1956).

It was assigned to Anseriformes by Howard (1946); and to Cygnus by Wetmore (1956).

Synonymy list
YearName and author
1884Sthenelides Stejneger
1946Sthenelides Howard p. 160
1956Cygnus (Sthenelides) Wetmore p. 25

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
RankNameAuthor
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Theropoda()
Neotheropoda
AverostraPaul 2002
Tetanurae
Coelurosauria()
Maniraptora
Paraves
classAves
subclassNeornithesGadow 1893
Neognathae(Pycraft 1900)
PangalloanseraeGauthier and de Queiroz 2001
GalloanseraeSibley and Ahlquist 1990
superorderGalloanserimorphae
orderAnseriformesWagler 1831
familyAnatidaeVigors 1825
subfamilyAnserinaeVigors 1825
subfamilyCygninae
genusCygnusGarsault 1764
subgenusSthenelides(Stejneger 1884)

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.

Subg. Cygnus (Sthenelides) Stejneger 1884
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Diagnosis
No diagnoses are available