''Magallanodon'' is a genus of mammals from the extinct group

Gondwanatheria Gondwanatheria is an extinct group of mammaliaforms that lived in parts of Gondwana, including Madagascar, India, South America, Africa and Antarctica during the Upper Cretaceous through the Paleogene (and possibly much earlier, if '' Allostaff ...

. It contains a single species, ''Magallanodon baikashkenke''. The species is the first Mesozoic mammal known from Chile, and is Late Cretaceous in age. It is known from individual teeth found in a quarry in the Río de Las Chinas Valley and La Anita Farm located in the Magallanes Basin in Patagonia. The fossils come from the

Dorotea Formation The Dorotea Formation is a geological formation in the Río de Las Chinas Valley of the Magallanes Basin in Patagonian Chile whose strata date back to the Campanian to Maastrichtian of the Late Cretaceous.Chorrillo Formation, which is Late Campanian to Early Maastrichtian in age.

Etymology

The name ''Magallanodon'' comes from the Magallanes Region in southern Chile and ''odontos'', Greek for tooth. The species name, ''M. baikashkenke'' is taken from the Tehuelchian words ''bai'' (grandfather) and ''kashkenke'' (valley) - Grandfather's Valley is the name for the region where the fossil was first found, also called the Río de Las Chinas.

References

Gondwanatheres Campanian life Maastrichtian life Cretaceous mammals of South America Late Cretaceous tetrapods of South America Cretaceous Chile Fossils of Chile Fossil taxa described in 2020 Taxa named by Francisco J. Goin * {{Cite journal , last1=Chimento, first1=N., last2=Agnolin, first2=F., last3=Tsuihiji, first3=T., last4=Manabe, first4=M., last5=Novas, first5=F. , year=2020 , title=New record of a Mesozoic gondwanatherian mammaliaform from Southern Patagonia, url=https://link.springer.com/article/10.1007/s00114-020-01705-x , journal=The Science of Nature, volume=107, issue=6, page=49, doi=10.1007/s00114-020-01705-x, pmid=33211174, s2cid=227066248 , accessdate=2022-05-22