Results of the Rumphius Biohistorical Expedition to Ambon (1990): Part 11. Doridacea of the families Chromodorididae and Hexabranchidae (Mollusca, Gastropoda, Opisthobranchia, Nudibranchia), including additional Moluccan material. Zoologische Mededelingen (Leiden), 75(1-15), December 2001: 1-50. 21 [Zoological Record Volume 138]