鯨凹齒形類：修订间差异

'''鯨凹齒形類'''（[[學名]]：{{lang|la|Cetancodontamorpha}}）為[[偶蹄目]]下的一個[[冠群#泛群_/_總群|總群]]<ref>{{cite web|url=http://scienceblogs.com/tetrapodzoology/2010/06/artiodactyl_consensus_cladogram.php#comments |title=Archived copy |accessdate=2015-02-24 |archiveurl=https://web.archive.org/web/20120516114459/http://scienceblogs.com/tetrapodzoology/2010/06/artiodactyl_consensus_cladogram.php |archivedate=2012-05-16 }}</ref>，根據斯伯丁（Spaulding）所定義，包含了[[鯨河馬亞目]]加上其他親緣關係比起其他現存物種與鯨河馬亞目為最近的已滅絕物種<ref>{{cite journal|pmc=2740860 | pmid=19774069 | doi=10.1371/journal.pone.0007062 | volume=4 | issue=9 | title=Relationships of Cetacea (Artiodactyla) among mammals: increased taxon sampling alters interpretations of key fossils and character evolution | year=2009 | journal=PLoS ONE | pages=e7062}}</ref>。鯨河馬亞目的學名"Whippomorpha"曾被提及要重新修改為"Cetancodonta"，然而目前仍然是以前者作為正式學名<ref>{{cite journal|first=Robert J.|last=Asher|first2=Kristofer M.|last2=Helgen|journal=BMC Evolutionary Biology|year=2010|volume=10|pages=102|doi=10.1186/1471-2148-10-102|url=http://www.biomedcentral.com/1471-2148/10/102|title=Nomenclature and placental mammal phylogeny|pmid=20406454|pmc=2865478|access-date=2020-02-26|archive-date=2015-09-23|archive-url=https://web.archive.org/web/20150923190949/http://www.biomedcentral.com/1471-2148/10/102|dead-url=no}}</ref>；而中文名稱則由原本的「河馬形亞目」改稱為「鯨河馬亞目」。