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==Phylogeny== The genus ''Alligator'' belongs to the [[subfamily (biology)|subfamily]] [[Alligatorinae]], which is the [[sister taxon]] to [[Caimaninae]] (the [[caimans]]). Together, these two subfamilies form the [[family (biology)|family]] [[Alligatoridae]]. The [[cladogram]] below shows the [[phylogeny]] of alligators.<ref name=PanamaCrocs>{{Cite journal | last1 = Hastings | first1 = A. K. | last2 = Bloch | first2 = J. I. | last3 = Jaramillo | first3 = C. A. | last4 = Rincon | first4 = A. F. | last5 = MacFadden | first5 = B. J. | title = Systematics and biogeography of crocodylians from the Miocene of Panama | doi = 10.1080/02724634.2012.713814 | journal = Journal of Vertebrate Paleontology | volume = 33 | issue = 2 | pages = 239 | year = 2013 | bibcode = 2013JVPal..33..239H | s2cid = 83972694 | doi-access = free }}</ref><ref name=NecrosuchusRev>{{Cite journal | last1 = Brochu | first1 = C. A. | doi = 10.1111/j.1096-3642.2011.00716.x | title = Phylogenetic relationships of Necrosuchus ionensis Simpson, 1937 and the early history of caimanines | journal = Zoological Journal of the Linnean Society | volume = 163 | pages = S228βS256 | year = 2011 | doi-access = free }}</ref> {{clade| style=font-size:85%;line-height:85% |label1='''[[Alligatoridae]]''' |1={{clade |1='''[[Caimaninae]]''' |label2='''[[Alligatorinae]]''' |2={{clade |1=''[[Ceratosuchus burdoshi]]''{{extinct}} |2=''[[Hassiacosuchus haupti]]''{{extinct}} |3=''[[Navajosuchus mooki]]''{{extinct}} |4={{clade |1=''[[Wannaganosuchus brachymanus]]''{{extinct}} |2=''[[Arambourgia|Arambourgia gaudryi]]''{{extinct}} |3={{clade |1=''[[Allognathosuchus|Allognathosuchus polyodon]]''{{extinct}} |2=''[[Allognathosuchus|Allognathosuchus wartheni]]''{{extinct}} |3=''[[Procaimanoidea|Procaimanoidea kayi]]''{{extinct}} }} |label4='''''Alligator''''' |4={{clade |1=''[[Alligator prenasalis]]''{{extinct}} |2={{clade |1=''[[Alligator mcgrewi]]''{{extinct}} |2={{clade |1=''[[Alligator olseni]]''{{extinct}} |2={{clade |1=''Alligator sinensis'' '''[[Chinese alligator]]''' |2={{clade |1=''[[Alligator thomsoni]]''{{extinct}} |2=''[[Alligator mefferdi]]''{{extinct}} |3=''Alligator mississippiensis'' '''[[American alligator]]''' }} }} }} }} }} }} }} }} }}
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