Help with identifying this shell, please.

[wil9000]

Thank you for your help. I'm having a devil of a time id'ing this one. It's probably dead simple.
<a href="http://www.flickr.com/photos/wil9000/4818621367/" target="_blank"><!-- m --><a class="postlink" href="http://www.flickr.com/photos/wil9000/4818621367/">http://www.flickr.com/photos/wil9000/4818621367/</a><!-- m --></a>
<a href="http://www.flickr.com/photos/wil9000/4819244808/" target="_blank"><!-- m --><a class="postlink" href="http://www.flickr.com/photos/wil9000/4819244808/">http://www.flickr.com/photos/wil9000/4819244808/</a><!-- m --></a>