Tribosphenida
Encyclopedia
Tribosphenida is a group (infralegion) of mammals that is defined as including the ancestor of Hypomylos, Necrolestidae, Aegialodontia and supercohort Theria
Theria
Theria is a subclass of mammals that give birth to live young without using a shelled egg, including both eutherians and metatherians . The only omitted extant mammal group is the egg-laying monotremes....

 (living Theria
Theria
Theria is a subclass of mammals that give birth to live young without using a shelled egg, including both eutherians and metatherians . The only omitted extant mammal group is the egg-laying monotremes....

ns plus all of its descendants).

External links


Further reading

McKenna, Bell: Classification of Mammal: Above the Species Level

Teun van Rheede , Trijntje Bastiaans , David N Boone , S Blair Hedges , Wilfried W de Jong , Ole Madsen: The Platypus is in its Place: Nuclear Genes and Indels Confirm the Sister Group Relation of Monotremes and Therians.
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