<i>Pieris rapae</i>. Els Poblets, Alicante, Spain.  Looks like somebody got to it before it had a chance to close.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/86548370@N00">Katja Schulz</a> from Washington, D. C., USA
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/treegrow/24018758396/">Cabbage White Pupa</a>