Catriona columbiana (O'Donoghue, 1922) [Amphorina]

http://slugsite.us/bow/pacific/catriona.html
this website exists no more:
http://www.biology.ucsc.edu/classes/bio161l/NUDI/ccolumbi.html
http://www.seaslugforum.net/showall/catrcolu
http://slugsite.us/bow/nudwk340.htm
http://slugsite.us/bow/nudwk444.htm
http://slugsite.us/bow2007/nudwk559.htm
http://www.medslugs.de/E/Pac-NE/Catriona_columbiana/Selection.htm
http://scottpenny.smugmug.com/gallery/3881249_R9eMK/2
http://www.nudipixel.net/species/trinchesia_columbiana/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=658