<?php
	function display_imagens_lista() {
		if($images = get_posts(array(
	 	 'post_parent'    => $teste,
		 'post_type'      => 'attachment',
		 'numberposts'    => -1, // show all
		 'post_status'    => 'published',
		 //'post_mime_type' => 'image',
		 'orderby'        => 'data',
		 'order'           => 'DESC',
		))) {
		foreach($images as $image) {
			$attimg  = wp_get_attachment_link($image->ID);
		        echo $attimg;
		}
		}
        }

	?>

	<div class="slideshow-images">
		<?php display_imagens_lista(); 	?>
	</div>