PBDB Taxon

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Plagiaulacida

Mammalia - Multituberculata

Taxonomy

Plagiaulacoidea was named by Ameghino (1889). Its type is Plagiaulax. It was considered paraphyletic by Kielan-Jaworowska and Hurum (2001), Kielan-Jaworowska et al. (2004), Cifelli et al. (2013), Cifelli et al. (2014).

It was reranked as the order Plagiaulacoidea by Ameghino (1897); it was reranked as the suborder Plagiaulacoidea by Simpson (1928), Simpson (1929), Huene (1940); it was misspelled as Plagiaulacoidae by Hay (1930), McKenna (1975), Clemens and Kielan-Jaworowska (1979), Canudo and Cuenca-Bescós (1996), McKenna and Bell (1997), Carpenter (1998); it was corrected as Plagiaulacida by Kielan-Jaworowska and Hurum (2001), Kielan-Jaworowska et al. (2004), Cifelli et al. (2013), Cifelli et al. (2014).

It was assigned to Diprotodonta by Ameghino (1891); to Diprotodonta by Ameghino (1897); and to Multituberculata by Simpson (1928), Simpson (1929), Hay (1930), Huene (1940), McKenna (1975), Clemens and Kielan-Jaworowska (1979), Canudo and Cuenca-Bescós (1996), McKenna and Bell (1997), Carpenter (1998), Kielan-Jaworowska and Hurum (2001), Kielan-Jaworowska et al. (2004), Cifelli et al. (2013), Cifelli et al. (2014).

Subtaxa

Albionbaataridae, Allodontoidea, Argillomys, Gondwanatherioidea, Iberica, Janumys, Paulchoffatioidea, Pinheirodontidae, Plagiaulacidae (syn. Bolodontidae, Chirogidae), Polymastodontidae

Synonymy list

Year	Name and author
1889	Plagiaulacoidea Ameghino
1891	Plagiaulacoidea Ameghino p. 17
1897	Plagiaulacoidea Ameghino p. 496
1928	Plagiaulacoidea Simpson p. 31
1929	Plagiaulacoidea Simpson pp. 11, 100
1930	Plagiaulacoidae Hay p. 376
1940	Plagiaulacoidea Huene p. 9
1975	Plagiaulacoidea McKenna p. 40
1979	Plagiaulacoidea Clemens and Kielan-Jaworowska p. 101
1996	Plagiaulacoidea Canudo and Cuenca-Bescós p. 218
1997	Plagiaulacoidea McKenna and Bell
1998	Plagiaulacoidea Carpenter p. 394
2001	Plagiaulacida Kielan-Jaworowska and Hurum p. 411
2004	Plagiaulacida Kielan-Jaworowska et al. pp. 253, 301
2013	Plagiaulacida Cifelli et al. p. 316
2014	Plagiaulacida Cifelli et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria

Rank	Name	Author
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Allotheria	()
order	Multituberculata	Cope 1884
suborder	Plagiaulacida	(Ameghino 1889)
suborder	Plagiaulacida	(Ameghino 1889)

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.

Subor. †Plagiaulacida Ameghino 1889

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Fm. †Albionbaataridae Kielan-Jaworowska and Ensom 1994

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G. †Albionbaatar Kielan-Jaworowska and Ensom 1994

†Albionbaatar denisae Kielan-Jaworowska and Ensom 1994

G. †Kielanobaatar Kusuhashi et al. 2010

†Kielanobaatar badaohaoensis Kusuhashi et al. 2010

G. †Proalbionbaatar Hahn and Hahn 1998

†Proalbionbaatar plagiocyrtus Hahn and Hahn 1998

Superfm. †Allodontoidea Marsh 1889

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G. †Passumys Cifelli et al. 2014

†Passumys angelli Cifelli et al. 2014

G. †Argillomys Cifelli et al. 2013

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†Argillomys marylandensis Cifelli et al. 2013

G. †Iberica Badiola et al. 2011

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†Iberica hahni Badiola et al. 2011

G. †Janumys Eaton and Cifelli 2001

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†Janumys erebos Eaton and Cifelli 2001

Fm. †Pinheirodontidae Hahn and Hahn 1999

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G. †Bernardodon Hahn and Hahn 1999

†Bernardodon atlanticus Hahn and Hahn 1999

G. †Bructerodon Martin et al. 2021

†Bructerodon alatus Martin et al. 2021

G. †Cantalera Badiola et al. 2008

†Cantalera abadi Badiola et al. 2008

G. †Ecprepaulax Hahn and Hahn 1999

†Ecprepaulax anomala Hahn and Hahn 1999

G. †Gerhardodon Kielan-Jaworowska and Ensom 1992

†Gerhardodon purbeckensis Kielan-Jaworowska and Ensom 1992

G. †Iberodon Hahn and Hahn 1999

†Iberodon quadrituberculatus Hahn and Hahn 1999

G. †Lavocatia Canudo and Cuenca-Bescós 1996

†Lavocatia alfambrensis Canudo and Cuenca-Bescós 1996

G. †Pinheirodon Hahn and Hahn 1999

†Pinheirodon pygmaeus Hahn and Hahn 1999

†Pinheirodon vastus Hahn and Hahn 1999

G. †Teutonodon Martin et al. 2016

†Teutonodon langenbergensis Martin et al. 2019

Fm. †Plagiaulacidae Gill 1872

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G. †Bolodon Owen 1871

†Bolodon crassidens Owen 1871

†Bolodon elongatus Simpson 1928

†Bolodon falconeri Owen 1871

†Bolodon hydei Cifelli et al. 2014

†Bolodon minor Falconer 1857

†Bolodon osborni Simpson 1928

Invalid names: Plioprion Cope 1884 [synonym]

G. †Plagiaulax Falconer 1857

†Plagiaulax becklesii Falconer 1857

Invalid names: Plagiaulax medius Owen 1871 [synonym]

Invalid names: Bolodontidae Osborn 1887 [synonym], Plagiaulacinae Gill 1872 [empty]

Invalid names: Gondwanatherioidea Bonaparte 1986 [empty], Paulchoffatioidea Hahn 1969 [empty], Polymastodontidae Cope 1884 [empty]

Diagnosis

No diagnoses are available