Rugosodon eurasiaticus
... that Rugosodon eurasiaticus is the oldest known species of multituberculata, the most successful lineage of mammals in history?
... that <i id="mwww"><b id="mwxA"><a href="./Rugosodon" id="mwxQ" rel="mw:WikiLink" title="Rugosodon">Rugosodon eurasiaticus</a></b></i> is the oldest known species of <i id="mwxg"><a href="./Multituberculata" id="mwxw" rel="mw:WikiLink" title="Multituberculata">multituberculata</a></i>, the most successful lineage of mammals in history?