雙歧桿菌屬（學名：_Bifidobacterium_）為雙歧桿菌目雙歧桿菌科的一屬革蘭氏陽性菌。此屬的模式種為兩歧雙歧桿菌 (_Bifidobacterium bifidum_)。



下屬物種

本屬包括以下物種：


* _Bifidobacterium actinocoloniiforme_ Killer et al. 2011

* 青春雙歧桿菌 _Bifidobacterium adolescentis_ Reuter, 1963

* _Bifidobacterium aemilianum_ Alberoni et al. 2019

* _Bifidobacterium aerophilum_ Michelini et al. 2017

* _Bifidobacterium aesculapii_ Modesto et al. 2014

* _Bifidobacterium angulatum_ Scardovi and Crociani 1974

* 動物雙歧桿菌 _Bifidobacterium animalis_ (Mitsuoka 1969) Scardovi and Trovatelli 1974

  
* 雙歧桿菌動物亞種 Bifidobacterium animalis subsp. animalis

* _Bifidobacterium anseris_ Lugli et al. 2018

* _Bifidobacterium apri_ Pechar et al. 2017

* _Bifidobacterium aquikefiri_ Laureys et al. 2016

* _Bifidobacterium asteroides_ Scardovi and Trovatelli 1969

* _Bifidobacterium avesanii_ Michelini et al. 2019

* _Bifidobacterium biavatii_ Endo et al. 2012

* 兩歧雙歧桿菌 _Bifidobacterium bifidum_ (Tissier 1900) Orla-Jensen 1924，雙岐雙岐桿菌

* _Bifidobacterium bohemicum_ Killer et al. 2011

* _Bifidobacterium bombi_ Killer et al. 2009

* _Bifidobacterium boum_ Scardovi et al. 1979

* 短雙岐桿菌 _Bifidobacterium breve_ Reuter 1963

* _Bifidobacterium callimiconis_ Duranti et al. 2019

* _Bifidobacterium callitrichidarum_ Modesto et al. 2018

* _Bifidobacterium callitrichos_ Endo et al. 2012

* 犬雙歧桿菌 _Bifidobacterium canis_ Neuzil-Bunesova et al. 2020

* _Bifidobacterium castoris_ Duranti et al. 2019

* _Bifidobacterium catenulatum_ Scardovi and Crociani 1974

* _Bifidobacterium catulorum_ Modesto et al. 2018

* _Bifidobacterium cebidarum_ Duranti et al. 2020

* _Bifidobacterium choerinum_ Scardovi et al. 1979

* _Bifidobacterium choloepi_ Modesto et al. 2020

* _Bifidobacterium commune_ Praet et al. 2015

* _Bifidobacterium coryneforme_ (ex Scardovi and Trovatelli 1969) Biavati et al. 1982，異名

* _Bifidobacterium criceti_ Lugli et al. 2018

* _Bifidobacterium crudilactis_ Delcenserie et al. 2013

* _Bifidobacterium cuniculi_ Scardovi et al. 1979

* _Bifidobacterium denticolens_ Crociani et al. 1996

* 齒雙歧桿菌 _Bifidobacterium dentium_ Scardovi and Crociani 1974

* _Bifidobacterium dolichotidis_ Duranti et al. 2019

* _Bifidobacterium erythrocebi_ Neuzil-Bunesova et al. 2021

* _Bifidobacterium eulemuris_ Michelini et al. 2016

* _Bifidobacterium faecale_ Choi et al. 2014

* _Bifidobacterium felsineum_ Modesto et al. 2020

* _Bifidobacterium gallicum_ Lauer 1990

* _Bifidobacterium gallinarum_ Watabe et al. 1983

* _Bifidobacterium globosum_ (ex Scardovi et al. 1969) Biavati et al. 1982

* _Bifidobacterium goeldii_ Duranti et al. 2019

* _Bifidobacterium hapali_ Michelini et al. 2016

* _Bifidobacterium imperatoris_ Lugli et al. 2018

* _Bifidobacterium indicum Scardovi_ and Trovatelli 1969

* 嬰兒雙歧桿菌 _Bifidobacterium infantis_ Reuter 1963，異名

* _Bifidobacterium inopinatum_ Crociani et al. 1996，異名

* 義大利雙歧桿菌 _Bifidobacterium italicum_ Lugli et al. 2018

* _Bifidobacterium jacchi_ Modesto et al. 2019

* _Bifidobacterium kashiwanohense_ Morita et al. 2011，異名

* 乳雙歧桿菌 _Bifidobacterium lactis_ Meile et al. 1997，更名為動物雙歧桿菌乳亞種 (_Bifidobacterium animalis_ subsp. _lactis_)

* _Bifidobacterium lemurum_ Modesto et al. 2015

* _Bifidobacterium leontopitheci_ Duranti et al. 2020

* 長雙歧桿菌 _Bifidobacterium longum_ Reuter 1963，俗名：比菲德氏龍根菌，簡稱 龍根菌

* _Bifidobacterium magnum_ Scardovi and Zani 1974

* _Bifidobacterium margollesii_ Lugli et al. 2018

* _Bifidobacterium merycicum_ Biavati and Mattarelli 1991

* 小雙歧桿菌 _Bifidobacterium minimum_ Biavati et al. 1982

* _Bifidobacterium mongoliense_ Watanabe et al. 2009

* _Bifidobacterium moraviense_ Neuzil-Bunesova et al. 2021

* _Bifidobacterium moukalabense_ Tsuchida et al. 2014

* _Bifidobacterium myosotis_ Michelini et al. 2016

* _Bifidobacterium oedipodis_ Neuzil-Bunesova et al. 2021

* _Bifidobacterium olomucense_ Neuzil-Bunesova et al. 2021

* _Bifidobacterium panos_ Neuzil-Bunesova et al. 2021

* _Bifidobacterium parmae_ Lugli et al. 2018

* _Bifidobacterium porcinum_ (Zhu et al. 2003) Nouioui et al. 2018

* _Bifidobacterium primatium_ Modesto et al. 2020

* _Bifidobacterium pseudocatenulatum_ Scardovi et al. 1979

* _Bifidobacterium pseudolongum_ Mitsuoka 1969

* _Bifidobacterium psychraerophilum_ Simpson et al. 2004

* _Bifidobacterium pullorum_ Trovatelli et al. 1974

* _Bifidobacterium ramosum_ Michelini et al. 2017

* _Bifidobacterium reuteri_ Endo et al. 2012

* _Bifidobacterium ruminantium_ Biavati and Mattarelli 1991

* _Bifidobacterium saeculare_ Biavati et al. 1992，異名

* _Bifidobacterium saguini_ Endo et al. 2012

* _Bifidobacterium samirii_ Duranti et al. 2019

* _Bifidobacterium scaligerum_ Modesto et al. 2020

* 斯卡爾多維雙歧桿菌 _Bifidobacterium scardovii_ Hoyles et al. 2002

* _Bifidobacterium simiarum_ Modesto et al. 2020

* _Bifidobacterium stellenboschense_ Endo et al. 2012

* _Bifidobacterium stercoris_ Kim et al. 2010，異名

* _Bifidobacterium subtile_ Biavati et al. 1982

* 豬雙歧桿菌 _Bifidobacterium suis_ Matteuzzi et al. 1971，異名

* _Bifidobacterium thermacidophilum_ Dong et al. 2000

* _Bifidobacterium thermophilium_ Mitsuoka 1969，拼寫錯誤

* _Bifidobacterium thermophilum_ corrig. Mitsuoka 1969

* _Bifidobacterium tibiigranuli_ Eckel et al. 2020，拼寫錯誤

* _Bifidobacterium tissieri_ corrig. Michelini et al. 2016

* _Bifidobacterium tissierii_ Michelini et al. 2016

* _Bifidobacterium tsurumiense_ Okamoto et al. 2008

* _Bifidobacterium vansinderenii_ Duranti et al. 2017

* _Bifidobacterium xylocopae_ Alberoni et al. 2019



參考文獻


* LPSN - List of Prokaryotic names with Standing in Nomenclature