Aphelodoris luctuosa

{{Short description|Species of gastropod}}

{{Speciesbox

| image = Aphelodoris luctuosa 1.jpg

| image_caption =

| taxon = Aphelodoris luctuosa

| authority = (Cheeseman, 1882)

| synonyms=

• Aphelodoris affinis
• Aphelodoris cheesemani [unjustified replacement name]
• Aphelodoris purpurea
• Doris luctuosa [original combination (="basionym" in botany)]

|synonyms_ref=Enderby, T. & Enderby, J. 2005. New Zealand's endemic nudibranchs (Gastropoda, Opisthobranchia). Vita malacologica, (3): 1-10.

}}

Aphelodoris luctuosa is a species of sea slug, a dorid nudibranch, shell-less marine gastropod mollusks in the family Dorididae.Bouchet P. & Rocroi J.-P. (Ed.); Frýda J., Hausdorf B., Ponder W., Valdes A. & Warén A. 2005. Classification and nomenclator of gastropod families. Malacologia: International Journal of Malacology, 47(1-2). ConchBooks: Hackenheim, Germany. {{ISBN|3-925919-72-4}}. ISSN 0076-2997. 397 pp. http://www.vliz.be/Vmdcdata/imis2/ref.php?refid=78278 It is endemic to New Zealand waters.{{Cite web |title=Aphelodoris luctuosa (Cheeseman, 1882) |url=https://archive.today/20121220192916/http://demo.nzor.org.nz/names/ea63b59e-6869-46cc-b70f-cbf1adda5d3a |website=New Zealand Organisms Register}} It must not be confused with Aphelodoris luctuosa Bergh, 1905, which has been renamed Aphelodoris berghi Odhner, 1924, because of the homonymy.{{Cn|date=December 2023}}