Allegheny river cruiser
... that the Allegheny river cruiser can be accurately identified by holding it or by studying its genitalia?
... that the <b id="mwA_I"><a href="./Macromia_alleghaniensis" id="mwA_M" rel="mw:WikiLink" title="Macromia alleghaniensis">Allegheny river cruiser</a></b> can be accurately identified by holding it or by studying its genitalia?