Bunocephalus
...that Bunocephalus is the most species-rich and widespread genus of the South American banjo catfishes?
...that <i id="mwC7s"><b id="mwC7w"><a href="./Bunocephalus" id="mwC70" rel="mw:WikiLink" title="Bunocephalus">Bunocephalus</a></b></i> is the most <a href="./Species" id="mwC74" rel="mw:WikiLink" title="Species">species</a>-rich and widespread genus of the <a href="./South_America" id="mwC78" rel="mw:WikiLink" title="South America">South American</a> <a href="./Aspredinidae" id="mwC8A" rel="mw:WikiLink" title="Aspredinidae">banjo catfishes</a>?