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Aythya collaris (ring-necked duck)

Reptilia - Anseriformes - Anatidae

Taxonomy
Anas collaris was named by Donovan (1809). It is extant.

It was recombined as Marila collaris by Hay (1930); it was recombined as Nyroca (Nyroca) collaris by Wetmore (1940); it was recombined as Nyroca collaris by Howard (1946); it was recombined as Aythya collaris by Wetmore (1956), Howard (1969), Emslie (1992), Steadman and Mead (2010), Kilmer and Steadman (2016) and Clements et al. (2017).

Synonymy list
YearName and author
1809Anas collaris Donovan
1930Marila collaris Hay p. 307
1940Nyroca (Nyroca) collaris Wetmore p. 26
1946Nyroca collaris Howard
1956Aythya collaris Wetmore p. 31
1969Aythya collaris Howard p. 5
1992Aythya collaris Emslie p. 257
2010Aythya collaris Steadman and Mead p. 428
2016Aythya collaris Kilmer and Steadman p. 8 fig. 8B,C,E
2017Aythya collaris Clements et al.

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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
RankNameAuthor
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Theropoda()
Tetanurae
Coelurosauria()
Maniraptora
Paraves
classAves
subclassNeornithesGadow 1893
Neognathae(Pycraft 1900)
PangalloanseraeGauthier and de Queiroz 2001
GalloanseraeSibley and Ahlquist 1990
superorderGalloanserimorphae
orderAnseriformesWagler 1831
familyAnatidaeVigors 1825
subfamilyAnatinaeVigors 1825
tribeAythyini
genusAythyaBoie 1822
speciescollaris(Donovan 1809)

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.

Aythya collaris Donovan 1809 [ring-necked duck]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: solitaryo
Environment: freshwatersubf
Locomotion: actively mobileo
Life habit: volantsubf
Diet: herbivoresubf
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2009-01-03 19:26:23
Modified: 2009-01-03 21:26:23
Source: subf = subfamily, o = order
References: Sedinger 1997, Marsh 1875

Age range: base of the Blancan to the top of the Holocene or 4.90000 to 0.00000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Blancan4.9 - 1.8USA (Florida) Aythya collaris (19753)
Irvingtonian1.8 - 0.3USA (Florida) Aythya collaris (20400)
Middle Pleistocene0.781 - 0.126USA (Florida) Aythya collaris (195048 195049)
Rancholabrean0.3 - 0.012USA (Florida) Aythya collaris (20440 20491)
Rancholabrean0.3 - 0.012Mexico (Sonora) Aythya collaris (20495)
Late/Upper Pleistocene0.126 - 0.0117USA (Oregon) Nyroca collaris (93251)
Late/Upper Pleistocene0.126 - 0.0117USA (Wyoming) Aythya collaris (93277)
Late/Upper Pleistocene (interglacial)0.126 - 0.0117USA (Alabama) Aythya collaris (84181)
Late/Upper Pleistocene0.126 - 0.0117Mexico (Mexico) Anas collaris (192627)
Late/Upper Pleistocene0.126 - 0.0117USA (Florida) Aythya collaris (154773)
Late/Upper Pleistocene (interglacial)0.126 - 0.0117USA (Florida) Aythya collaris (20571 20573 20595 20636)
Late/Upper Pleistocene0.126 - 0.0117USA (Georgia) Aythya collaris (84190)
Holocene0.0117 - 0.0USA (Ohio) Aythya collaris (195062)