You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20150215042454" timestamp="2015-02-15T04:24:54Z" ns="0" title="La Gaignonnière" />
        <page value="20150216165341" timestamp="2015-02-16T16:53:41Z" ns="0" title="Alec Stephen Gagnon" />
        <page value="20150216165423" timestamp="2015-02-16T16:54:23Z" ns="0" title="Owen Robert Gagnon" />
        <page value="20150216184508" timestamp="2015-02-16T18:45:08Z" ns="0" title="Noel Gagnon" />
        <page value="20150216184540" timestamp="2015-02-16T18:45:40Z" ns="0" title="Louis Gagnon" />
        <page value="20150216184722" timestamp="2015-02-16T18:47:22Z" ns="0" title="Mathurine Gagnon" />
        <page value="20150216184740" timestamp="2015-02-16T18:47:40Z" ns="0" title="Marguerite Gagnon" />
        <page value="20150216184953" timestamp="2015-02-16T18:49:53Z" ns="0" title="Renée Roger" />
        <page value="20150216185132" timestamp="2015-02-16T18:51:32Z" ns="0" title="Françoise Creste" />
        <page value="20150216185231" timestamp="2015-02-16T18:52:31Z" ns="0" title="Olivier Gagnon" />
      </results>
    </querypage>
  </query>
</api>