Mnesictena adversa
species of moth endemic to New Zealand
Mnesictena adversa is a moth in the family Crambidae. It was described by Alfred Philpott in 1917 and is endemic to New Zealand.
Taxonomy
This species was first described by Alfred Philpott in 1917 and named Mecyna adversa. In 1988 J. S. Dugdale discussed this species under the name Mnesictena adversa. In 2010 the publication The New Zealand Inventory of Biodiversity placed this species in the genus Udea and this placement has been followed by many New Zealand natural history institutions and collections. However this placement has been brought into doubt by the work of Richard Mally and Matthias Nuss.
Description
The wingspan is 20–21 mm for males and females. The forewings are ferruginous, but brighter along the costa. There is an irregular transverse outwardly-oblique white discal dot at the middle and a dark, obscurely indicated second line. The hindwings are yellow with the discal dot and terminal band fuscous.
This brief starts where responsible research should: with the source description of “Mnesictena adversa” as species of moth endemic to New Zealand. Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the science & nature register because the source frames it as species of moth endemic to New Zealand. Its deeper value depends on whether names, dates, institutions and citations support that framing.
The date and method of observation matter as much as the stated conclusion, especially where classification or consensus has changed. The source revision retrieved here is dated Jun 9, 2025. The linked authority identifier is Q124337152. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1917, 1988 and 2010.
Scientific names, classifications and consensus can change while older terminology persists in catalogues and historical literature. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Mnesictena adversa” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.