<?php $the_query = new WP_Query( array( 'post_type' => 'services', 'posts_per_page' => -1 ) ); ?>
<?php if ($the_query->have_posts()) : ?>
<ul>
<?php while ( $the_query->have_posts()) : $the_query->the_post(); ?>
<li>
<a href="<?php the_permalink(); ?>">
<span class="title"><?php the_title(); ?></span>
</a>
</li>
<?php endwhile; ?>
</ul>
<?php endif; wp_reset_query(); ?>
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