Anas

***Anas*** asalin halittar ducks ne. Ya haɗa da pintails, yawancin teals, da mallard da dangi na kusa. A baya ya haɗa da ƙarin nau'in amma biyo bayan buga nazarin ilimin halittar ƙwayoyin cuta a cikin shekara ta 2009 an raba jinsi zuwa sassa huɗu. Halittar yanzu ta ƙunshi nau'in halittu 31. Sunan *Anas* shine Latin don "duck"

## Tsarin tsari
FMasanin ilimin halitta Carl Linnaeus dan Sweden ya gabatar da nau'in *Anas* a cikin shekara ta 1758 a bugu na *goma na Systema Naturae.* *Anas* shine kalmar Latin don agwagwa. Halittar a baya ta ƙunshi ƙarin nau'in. A cikin shekara ta 2009 an buga babban binciken ilimin halittar ƙwayoyin cuta wanda aka kwatanta jerin DNA na mitochondrial daga ducks, geese da swans a cikin dangin Anatidae. Sakamakon ya tabbatar da wasu daga cikin ƙananan ƙananan binciken da aka yi a baya kuma ya nuna cewa asalin halittar kamar yadda aka bayyana a baya ba ta monophyletic. Dangane da sakamakon wannan binciken,  *Anas* ya kuma kasu kashi huɗu da aka gabatar na monophyletic genera tare da nau'ikan guda biyar ciki har da tattabarun da aka canjawa wuri zuwa ga halittar *Mareca* da aka tashe, nau'ikan guda goma ciki har da masu siyar da shayi da wasu shaye -shaye da aka canjawa wuri zuwa ga halittar *Spatula* da Baikal teal da aka sanya a cikin Halittar monotypic *Sibirionetta*. 

### Dabbobi
Akwai nau'ikan halittu 31 da aka sani a cikin jinsi: 

**Dabbobi Dabam**

* †Mariana mallard, *Anas oustaleti*
* †Mascarene teal, *Anas theodori*
* †Chatham Island Duck, *Anas chathamica*

**An sanya shi a cikin ''Anas*** :

* Duck mai fuka-fuki na tagulla, *Speculanas specularis*
* Duck Crested, *Lophonetta specularioides*
* Baikal teal *Sibirionetta formosa*
* Salvadori ta teal, *Salvadorina waigiuensis*
* jinsuna a cikin halittar *Mareca*, wigeons (gami da gadwall da duck da ya fadi )
* jinsin da ke cikin halittar *Spatula*, masu shawagi da teals masu alaƙa

=== Phylogeny ===
Cladogram dangane da nazarin Gonzalez da abokan aiki da aka buga a cikin shekara ta 2009. 

=== Rubutun burbushin halittu ===

An yi bayanin nau'ikan burbushin halittu na *Anas.* Abokan huldarsu galibi ba a tantance su ba:

* † *Anas* sp. (Marigayi Miocene na China)
* † *Anas* sp. (nau'in matsakaici daga Late Miocene na Rudabánya, Hungary) 
* *Anas amotape* <small>(Campbell 1979)</small> (Talara Tar Seeps Late Pleistocene na Peru)
* *As Anas bunkeri* <small>(Wetmore 1944)</small> (Farko -? Middle Pliocene-Early Pleistocene na WC USA) *-Nettion* ja-da-kore shugaban mayafi? 
* *As Anas cheuen* <small>Agnolín 2006</small> (farkon-tsakiyar Pleistocene na Argentina) *Dafila* ?
* *Anas elapsum* (Chinchilla Lle Pleistocene na Kogin Condamine, Ostiraliya) ("Nettion")
* *Anas ganii* (Late Pliocene/Early Pleistocene of Tchichmiknaia, Moldavia)
* Cil *Anas gracilipes* (Late Pleistocene of Australia) (wataƙila ƙaramin ma'anar *Anas castanea* )
* *Anas greeni* <small>(Brodkorb 1964)</small> (Ash Hollow Late Miocene? /Early Pliocene na Kudancin Dakota, Amurka) *-Nettion* ja-da-kore koren launi (shakku)?
* *Anas itchtucknee* <small>McCoy 1963</small>
* *Anas kisatibiensis* [ *Anser kisatibiensis* ] (farkon Pliocene na Kisatibi, Georgia)
* *As Anas kurochkini* <small>Zelenkov & Panteleyev 2015</small>
* *Anas lambrechti* [ *Archaeoquerquedula lambrechti* <small>Stephens</small> ; *Querquedula lambrechti* ; *Archeoquerquedula* <small>Spillman 1942</small> ]
* *As Anas ogallalae* <small>(Brodkorb 1962)</small> (Ogallala Late Miocene? /Early Pliocene na Kansas, Amurka) *Nettion* ja-da-kore kai mai launi (shakku) 
* Tsibirin Bermuda *less Anas pachyscelus* <small>Wetmore 1960</small> (Shore Hills Late Pleistocene na Bermuda, W Atlantic)
* As *Anas pullulans* (Juntura Marigayi Miocene? /Early Pliocene na Juntura, Malheur County, [[Oregon]], Amurka)  *Punanetta* ?
* *Anas schneideri* <small>Emslie 1985</small> (Late Pleistocene of Little Box Elder Cave, USA) 
* *As Anas sansaniensis* <small>Milne-Edwards 1868</small> [ *Dendrocygna sansaniensis* <small>(Milne-Edwards 1868) Mlíkovský 1988</small> ]
* *Anas strenuum* (Late Pleistocene na Patteramordu, Ostiraliya) ("Nettion")

Ruwan tsuntsaye da yawa na tarihi waɗanda ake zaton ɓangare na ƙungiyar *Anas* a zamanin yau ba a ƙara sanya su cikin wannan nau'in ba, aƙalla ba tare da tabbas ba:

* † *“Anas” basaltica* (Marigayi Oligocene na “Warnsdorf”, Jamhuriyar Czech) a bayyane bakar fata ce . 
* An *"Anas" blanchardi*, *"A." consobrina*, *"A." natator* yanzu suna cikin *Mionetta*
* An *"Anas" creccoides* (Early-mid Oligocene of Belgium) *"A." risgoviensis* (Marigayi Miocene na Bavaria, Jamus) da *"A." skalicensis* (Miocene na farko na "Skalitz", Jamhuriyar Czech), kodayake mai yiwuwa amsa ce, ba za a iya sanya shi da tabbaci tsakanin tsuntsayen zamani kwata -kwata.  
* An *"Anas" albae* (Marigayi Miocene na Polgárdi, Hungary) *"A." eppelsheimensis* (farkon Pliocene na Eppelsheim, Jamus) *"A." isarensis* (Marigayi Miocene na Aumeister, Jamus) da *"A." luederitzensis* (Kalahari Early Miocene na Lüderitzbucht, Namibia) a bayyane Anatidae ne na ƙungiyoyin da ba a sani ba; na farko yana iya zama teku . 
* † *"Anas" integra* da *"A." oligocaena* yanzu suna cikin *Dendrochen* .
* An *"Anas" lignitifila* daga Marigayi Miocene na Tuscana an koma da shi zuwa ga asalin halittar sa, *Bambolinetta*, kasancewar baƙon ruwan ruwan da ba a saba gani ba.
* An *"Anas" robusta* yanzu an sanya shi cikin *anserobranta* .
* An *"Anas" velox* (Tsakiya - Late? Miocene na C Turai) da *"A." meyerii* (Miocene na tsakiyar Öhningen, Jamus; wataƙila iri ɗaya ne) ba ze zama na *Anas ba*, kuma suna iya kasancewa agwagi na kakanni. 

Babbar matsala, kodayake a mahangar ka'ida, shine sanya moa-nalos . Waɗannan ana iya samun su daga asalin kakannin duck baƙar fata na Pacific, duck Laysan, da [[Kwakkwa|mallard]], da adadin wasu ba a sani ba. A zahiri, suna iya yin falo a cikin asalin halittar *Anas'' .  Koyaya, sabanin waɗannan nau'ikan-waɗanda ke wakiltar wakilcin dabbar dabbar dabbar gabaɗaya -moa-nalos sune mafi ficewa daga bauplan anseriform da kimiyya ta sani. Wannan yana nuna cewa a cikin ma'anar juyin halitta da gaske, takamaiman tsarin ilimin halittar jiki na iya zama da wahala a yi amfani da shi.

## Duba kuma

* Jerin tsuntsayen da suka mutu kwanan nan
* Late Quaternary prehistoric tsuntsaye
* Jerin jigon tsuntsaye

## Manazarta
 

## Hanyoyin waje

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