Orthoclydon pseudostinaria explained

Orthoclydon pseudostinaria is a species of moth in the family Geometridae. It is endemic to New Zealand. It is classified as critically endangered by the Department of Conservation.

Taxonomy

This species was first described by George Vernon Hudson in 1918 under the name Xanthorhoe pseudostinaria.^{[1] [2]} Hudson subsequently placed the species within the genus Orthoclydon.^[3]

Description

Hudson described the species as follows:

Distribution

Orthoclydon pseudostinaria is endemic to New Zealand.^{[4] [5]} Hudson first collected the species at Otira. The moth was subsequently also found to be present at Gouland Downs near Nelson as well as in the Nelson district, Mount Grey and White Rock in Canterbury.

Plant hosts

The plant host of O. pseudostinaria is unknown. Given the rarity of the moth species it has been hypothesized that the host plant is also uncommon.^[6]

Conservation status

In 1928 Hudson regarded this species as being very rare and this moth is now classified under the New Zealand Threat Classification system as being Nationally Critical.^[7]

Notes and References

1. Hudson. George Vernon. George Hudson (entomologist). 1918. Descriptions of new species of lepidoptera from New Zealand.. The Entomologist's Monthly Magazine. en. series 3: vol. 4. 61–63. 0013-8908. 30 April 2018. Biodiversity Heritage Library.
2. Dugdale. J. S.. Lepidoptera - annotated catalogue, and keys to family-group taxa. Fauna of New Zealand. 1988. 14. 186. 15 May 2018. 22 July 2019. https://web.archive.org/web/20190722101744/https://www.landcareresearch.co.nz/__data/assets/pdf_file/0017/26324/FNZ14Dugdale1988.pdf. dead.
3. Book: Hudson, G. V.. George Hudson (entomologist)

   . The Butterflies and Moths of New Zealand. Ferguson & Osborn Ltd.. 1928. Wellington. 107. George Hudson (entomologist).

4. Web site: Orthoclydon pseudostinaria (Hudson, 1918). www.nzor.org.nz. Landcare Research New Zealand Ltd. 30 April 2018.
5. 459.
6. Book: Conservation status of the New Zealand Lepidoptera. Patrick. Brian. Dugdale. John S.. Department of Conservation. 2000. 0478218672. Wellington, New Zealand. 1–20. 2018-05-04. https://web.archive.org/web/20170501123316/http://nationalparks.co.nz/Documents/science-and-technical/sfc136.pdf. 2017-05-01. dead.
7. Book: Conservation status of New Zealand butterflies and moths (Lepidoptera), 2015. Hoare. R.J.B.. Dugdale. J.S.. Edwards. E.D.. Gibbs. G.W.. Patrick. B.H.. Hitchmough. R.A.. Rolfe. J.R.. New Zealand Department of Conservation. 2017. 9781988514383. Wellington, New Zealand. 5.