Eutriconodonta

Eutriconodonts
Temporal range: Jurassic–Cretaceous
Yanoconodon allini
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Eutriconodonta
Kermack et al., 1973
Families

Eutriconodonta is a order of early mammals. Eutriconodonts existed in Asia, Europe, North and South America during the Jurassic and the Cretaceous periods. The order was named by Kermack et al. in 1973 as a replacement name for the paraphyletic Triconodonta.[1]

Phylogeny

Cladogram after Averianov & Lopatin, 2011:[1]

 Holotheria 
Gobiconodonta

Gobiconodontidae



Klameliidae




Amphilestidae

Amphilestes



Phascolotherium





Amphidontidae



Eutriconodonta

Bocaconodon




Jeholodentidae



Triconodontidae






Tinodon


Trechnotheria


Kiyatherium




Spalacotheriidae



Zhangheotheriidae





Cladotheria








Cladogram after Gao et al., 2010[2] and Meng, Wang & Li, 2011:[3]

 Holotheria 

Amphidontidae



Gobiconodontidae



Eutriconodonta

Jeholodens




Yanoconodon




Liaoconodon


Triconodontidae

Priacodon





Triconodon



Trioracodon





Arundeloconodon




Astroconodon




Alticonodon



Corvicondodon












Phascolotherium



Amphilestes




Tinodon


Trechnotheria


Spalacotheriidae



Zhangheotheriidae




Cladotheria







References

  1. ^ a b A. O. Averianov and A. V. Lopatin (2011). "Phylogeny of Triconodonts and Symmetrodonts and the Origin of Extant Mammals". Doklady Biological Sciences 436 (1): 32–35. 
  2. ^ Chun-Ling Gao, Gregory P. Wilson, Zhe-Xi Luo, A. Murat Maga, Qingjin Meng and Xuri Wang (2010). "A new mammal skull from the Lower Cretaceous of China with implications for the evolution of obtuse-angled molars and ‘amphilestid’ eutriconodonts". Proceedings of the Royal Society B: Biological sciences 277 (1679): 237–246. doi:10.1098/rspb.2009.1014. PMC 2842676. PMID 19726475. http://rspb.royalsocietypublishing.org/content/277/1679/237.abstract. 
  3. ^ Jin Meng, Yuanqing Wang and Chuankui Li (2011). "Transitional mammalian middle ear from a new Cretaceous Jehol eutriconodont". Nature 472 (7342): 181–185. doi:10.1038/nature09921. PMID 21490668. http://www.nature.com/nature/journal/v472/n7342/full/nature09921.html?WT.ec_id=NATURE-20110414#/supplementary-information.