I shot these pics at my local LFS that has a tank where all the large nudis go into. This one is a Tritoniopsis and more info can be found here:
http://www.seaslugforum.net/showall.cfm?base=triteleg
Close-up of the fine lacy structures along the sides and back:
and the long stalks on the head:
full nudi shot:
http://www.seaslugforum.net/showall.cfm?base=triteleg
Close-up of the fine lacy structures along the sides and back:
and the long stalks on the head:
full nudi shot: