''Didymus metrosideri'' is an

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

weevil from the

Kermadec Islands The Kermadec Islands ( ; ) are a subtropical island arc in the South Pacific Ocean northeast of New Zealand's North Island, and a similar distance southwest of Tonga. The islands are part of New Zealand. They are in total area and uninhabit ...

New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...

. This species was discovered by W. L. Wallace during the 1908 Kermedec Islands expedition.

Taxonomy

''D. metrosideri'' was originally described by

Thomas Broun Thomas Broun (; 15 July 1838 – 24 August 1919) was a Scottish-born soldier, farmer, teacher and entomologist, who spent much of his career in New Zealand. He is known for his study of the beetles (Coleoptera) of New Zealand. Broun was born i ...

as ''Acalles metrosiderae''. In 1982 G. Kuschel proposed that the new genus Didymus replace the original genus Acalles.

Distribution

Specimens of this beetle have been discovered on Raoul Island and on

Macauley Island Macauley Island is a volcanic island in New Zealand's Kermadec Islands, approximately halfway between New Zealand's North Island and Tonga in the southwest Pacific Ocean. It is part of a larger submarine volcano that features a wide underw ...

References

External links

* * {{Taxonbar, from=Q24997887 Beetles described in 1910 Endemic beetles of New Zealand Cryptorhynchinae Fauna of the Kermadec Islands