Kikutaro BABA & Hirokuni NODA (1993). A Rare Collection of a Small Species of Gymnodoris (Nudibranchia : Polyceridae) Held Alive by the Chelipeds of the Crab, Lybia hatagumoana (Brachyura : Xanthidae), from the Bottom off Kanayama Bay, Kii, Japan. Venus (Japanese Journal of Malacology), 52(4), 283-289. doi: 10.18941/venusjjm.52.4_283. Available online at https://www.jstage.jst.go.jp/article/venusjjm/52/4/52_KJ00004344059/_article