How to display breadcrumbs on Magento Sitemap ?

You can easily add the breadcrum in sitemap using below 2 ways

1. <?php 
       echo $this->getLayout()->getBlock("breadcrumbs")->
                 ->addCrumb('CrumbName', array('label' => 'this will appear as link text', 'title' => 'title attribute of link', 'link' => 'url to the page)
                 ->toHtml()
   ?>

   OR

2. <reference name="root">
       <action method="setTemplate"><template>page/1column.phtml</template></action>
       <action method="unsetChild"><alias>breadcrumbs</alias></action>
       <block type="page/html_breadcrumbs" name="breadcrumbs" as="breadcrumbs">        
         <action method="addCrumb"><crumbName>Name</crumbName><crumbInfo><label>Test</label><title>Test</title><link>/test.html</link></crumbInfo></action>
       </block>
   </reference>