http://www3.bc.sympatico.ca/kerryw/creature/cockerel.htm
http://www.vibrantsea.net/cockerelli24_hardy6.html
http://www.metridium.com/monterey/nudibranchs/cockereli.html
http://www.divewhidbey.com/sealife.htm
http://www.seaslugforum.net/showall/lailcock
http://www.photolib.noaa.gov/htmls/libr04332.htm
http://www.medslugs.de/E/Pac-NE/Limacia_cockerelli/Selection.htm
http://www.underwaterkwaj.com/nudi/california/c007.htm
http://www.seaotter.com/marine/research/laila/cockerelli/html/cockerelli.jpg.html
http://smg.photobucket.com/albums/v109/divinman/Nudibranch%20archive/?start=80
http://scottpenny.smugmug.com/gallery/3881249_R9eMK/5
http://www.nudipixel.net/species/limacia_cockerelli/
http://slugsite.us/bow2007/nudwk1145.htm