What is Steropodon?
{{italictitle}} {{Taxobox | name = ''Steropodon'' | image = Steropodon_BW.jpg |fossil_range = [[Lower Cretaceous]] | regnum = [[Animal]]ia | phylum = [[Chordate|Chordata]] | classis = [[Mammal]]ia | ordo = [[Monotreme|Monotremata]] | familia = [[Steropodontidae]] | genus = '''''Steropodon''''' | binomial = ''Steropodon galmani''}} '''''Steropodon galmanii''''' was a prehistoric species of [[monotreme]], or a egg-laying mammal, that lived during the [[Mesozoic]], in the [[Lower Cretaceous]] period. It is the second-earliest known relative of the [[platypus]]: the earlist is called ''[[Teinolophos]]''. == References == *Archer M. ''et al'' 1985. First Mesozoic mammal from Australia – an early Cretaceous monotreme. ''Nature'' 318: 363-366. {{wikispecies|Steropodon}} {{biology-stub}} [[Category:Monotremes]]