{{Ficha de taxón|name=Laurasiatheria|image=Welsh_Springer_SpanielMamíferos.jpg|image_width=170 px|image_caption=Perru domesticu|regnum=[[Animalia]]|phylum=[[Chordata]]|classis=[[Mammalia]]|subclassis=[[Theria]]|infraclassis=[[Eutheria]]|magnordo=[[Boreoeutheria]]|superordo='''Laurasiatheria'''<ref name="classification">{{cita publicación| títulu=A Nuclear DNA Phylogenetic Perspective on the Evolution of Echolocation and Historical Biogeography of Extant Bats (Chiroptera)| doi=10.1093/molbev/msi180| año=2005 |autor=Eick ''et ál''.| publicación=Molecular Biology and Evolution| url=http://mbe.oxfordjournals.org/cgi/reprint/22/9/1869 |volumen=22| número=9| páxines=1869-1886| pmid=15930153|cita=Several molecular studies have shown that Chiroptera belong to the Laurasiatheria (represented by carnivores, pangolins, cetartiodactyls, eulipotyphlans, and perissodactyls) and are only distantly related to dermopterans, scandentians, and primates (Nikaido et al. 2000; Lin and Penny 2001; Madsen et al. 2001; Murphy et al. 2001''a'', 2001''b''; Van Den Bussche and Hoofer 2004).}}</ref>|superordo_authority=[[Theodore Gill|Gill]], 1872|subdivision_ranks=[[Orden (biología)|Órdenes]]|subdivision=}}
Los '''laurasiaterios''' (Laurasiatheria, gr. "besties de Laurasia") son un clau de [[mamíferos]] placentarios col rangu de cohorte o superorde que s'anició en [[Laurasia]] y dellí provien el so nome científicu.
