green shell with yellow banding - indentification help?

[kwall]

A friend gave this shell to me 10 years ago and shortly thereafter passed. I have been looking for picture's or info on it and its been hard, for non-collector ....if anyone can help, I'd really appreciate it. thanks!

pic are a little blurry but its green with yellow banding around it:

<a href="http://viewmorepics.myspace.com/index.cfm?fuseaction=viewImage&friendID=100985&albumID=1055494&imageID=62484927" target="_blank"><!-- m --><a class="postlink" href="http://viewmorepics.myspace.com/index.cfm?fuseaction=viewImage&friendID=100985&albumID=1055494&imageID=62484927">http://viewmorepics.myspace.com/index.c ... D=62484927</a><!-- m --></a>

<a href="http://viewmorepics.myspace.com/index.cfm?fuseaction=viewImage&friendID=100985&albumID=1055494&imageID=62484926" target="_blank"><!-- m --><a class="postlink" href="http://viewmorepics.myspace.com/index.cfm?fuseaction=viewImage&friendID=100985&albumID=1055494&imageID=62484926">http://viewmorepics.myspace.com/index.c ... D=62484926</a><!-- m --></a>  <span class="petit">--Last edited by kwall on 2009-07-19 23:00:40 --</span>