original description
(of Goniodoris festiva Angas, 1864) Angas, G.F. (1864). Description d'espèces nouvelles appartenant à plusieurs genres de mollusques nudibranches des environs de Port-Jackson (Nouvelle-Galles du Sud), accompagnée de dessins faits d'après nature. <em>Journal de Conchyliologie.</em> 12(1): 43-70., available online at https://biodiversitylibrary.org/page/16055237
page(s): 53-54, Plate 4, Figure 12 [details]
source of synonymy
Rudman, W. B. (1983). The Chromodorididae (Opisthobranchia: Mollusca) of the Indo-West Pacific: <em>Chromodoris splendida</em>, <em>C. aspersa</em> and <em>Hypselodoris placida</em> colour groups. <em>Zoological Journal of the Linnean Society.</em> 78: 105-173.
page(s): 155 [details]
From editor or global species database
Taxonomy Hypselodoris festiva Adams, 1861, described as Doriprismatica festiva, is considered to be a valid name and different species from Hypselodoris festiva (Angas, 1864)(Rudman, 1983), which is indeed a species of Mexichromis. [details]