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Mareca strepera (gadwall)

Osteichthyes - Anseriformes - Anatidae

Taxonomy
Anas strepera was named by Linnaeus (1758). It is extant. It is the type species of Chaulelasmus.

It was recombined as Chaulelasmus streperus by Hay (1930), Miller and DeMay (1942); it was recombined as Chaulelasmus strepera by Wetmore (1940); it was recombined as Mareca strepera by Clements et al. (2017), Michailidis et al. (2018).

Synonymy list
YearName and author
1758Anas strepera Linnaeus p. 125
1930Chaulelasmus streperus Hay p. 305
1940Chaulelasmus strepera Wetmore p. 24
1942Chaulelasmus streperus Miller and DeMay p. 86
1956Anas strepera Wetmore p. 29
1960Anas strepera Rudenko
1998Anas strepera Burchak-Abramovich and Burchak p. 54
2010Anas strepera Steadman and Mead p. 428
2017Mareca strepera Clements et al.
2018Mareca strepera Michailidis et al. p. 87 figs. 2G, 4D

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
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()
—Saurischia()
—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
genusMarecaStephens 1824
speciesstrepera()

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.

Mareca strepera Linnaeus 1758 [gadwall]
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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: terrestrialo
Locomotion: actively mobileo
Life habit: volanto
Diet: herbivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2009-01-03 19:27:52
Modified: 2009-01-03 21:27:52
Source: o = order
References: Marsh 1875, Sedinger 1997, Kiessling 2004

Age range: Rancholabrean or 0.21000 to 0.01400 Ma

Collections (14 total)


Time interval Ma Country or state Original ID and collection number
Calabrian - Middle Pleistocene1.8 - 0.129Spain (Granada) Anas strepera (35078)
Middle Pleistocene0.774 - 0.129Greece Mareca strepera (187637 194477 199937 199938 199939 199940)
Rancholabrean0.21 - 0.014Mexico (Sonora) Anas strepera (20495)
Late/Upper Pleistocene0.129 - 0.0117Azerbaijan Mareca strepera (193354)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117Russian Federation Anas strepera (79548)
Late/Upper Pleistocene0.129 - 0.0117USA (Florida) Anas strepera (154773)
Late/Upper Pleistocene0.129 - 0.0117USA (Georgia) Anas strepera (84190)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Chaulelasmus streperus (44954 190077)