http://www.pictonb.freeserve.co.uk/nudibranchs/calele.html
http://www.medslugs.de/E/Med/Caloria_elegans/Selection.htm
http://slugsite.us/bow/wirtz98/p_2_5.htm
http://slugsite.us/bow/wirtz99/plate_5/wirtz_3m.htm
http://www.marenostrum.org/opistobranquios/celegans/index.htm
http://www.ugr.es/~lstocino/c__elegans.htm
http://www.seaslugforum.net/showall/caloeleg
http://www.medslugs.de/E/Atl-E/Caloria_elegans/Selection.htm
http://www.nembro.info/uk_caloria_elegans.html
http://www.nudipixel.net/species/caloria_elegans/
http://hypselodoris.blogspot.pt/2008/07/caloria-elegans-alder-hancock-1845.html
http://opistobranquis.info/en/guia/nudibranchia/dexiarchia/aeolidida/caloria-elegans/