Australosphenida

== Translingual == === Etymology === Proposed 2001. (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Proper noun === Australosphenida A taxonomic clade within the class Mammalia – the monotremes and certain extinct species. ==== Usage notes ==== This clade was left unranked by the proposers, who do not apply Linnaean hierarchy. It was arguably defined only in order to contain Monotremata and Ausktribosphenida. ==== Hyponyms ==== (clade): Ausktribosphenida (only extinct species), Monotremata (orders) === Further reading === Australosphenida on Wikipedia.Wikipedia Australosphenida on Wikispecies.Wikispecies Category:Australosphenida on Wikimedia Commons.Wikimedia Commons