Afrotheria
Afrotheria are a
clade of
mammals that has been proposed based on
DNA analysis. Afrotheria are believed to have originated in
Africa at a time when the continent was isolated from other continents. Their only externally visible common characteristic is the movable snout. The clades contained in Afrotheria are:
Some Afrotherian clades are
analogous to clades of mammals outside of Afrotheria; for example, Sirenia to whales, tenrecs to
Insectivora, Paenungulata to other ungulates, aardvarks to anteaters.