Oligochlora
... that the extinct sweat bee genus Oligochlora contains six species all known from the Dominican amber deposits on Hispaniola?
... that the extinct <a href="./Halictidae" id="mwGTk" rel="mw:WikiLink" title="Halictidae">sweat bee</a> <a href="./Genus" id="mwGTo" rel="mw:WikiLink" title="Genus">genus</a> <i id="mwGTs"><b id="mwGTw"><a href="./Oligochlora" id="mwGT0" rel="mw:WikiLink" title="Oligochlora">Oligochlora</a></b></i> contains six species all known from the <a href="./Dominican_amber" id="mwGT4" rel="mw:WikiLink" title="Dominican amber">Dominican amber</a> deposits on <a href="./Hispaniola" id="mwGT8" rel="mw:WikiLink" title="Hispaniola">Hispaniola</a>?