Saturday, March 20, 2021

[Entomology • 2021] Hemiandrus jacinda • A New Species of Large Hemiandrus Ground Wētā (Orthoptera: Anostostomatidae) from North Island, New Zealand


Hemiandrus jacinda 
Trewick, 2021


Abstract
A new species of Hemiandrus ground wētā is described from North Island, New Zealand. Hemiandrus jacinda sp. nov. is larger and more brightly coloured than other species in the region, but appears to be scarce and restricted to remnant native forest habitat.

Keywords: Orthoptera, Anostostomatidae, Hemiandrus, ground wētā, new species, North Island, New Zealand, Jacinda Ardern


 Hemiandrus jacinda sp. nov. (Holotype NMNZ AI.049808) 
Adult female near Crosbies Hut, Coromandel Range,North Island, New Zealand.
 (photo: Danilo Hegg)

Living Hemiandrus jacinda sp. nov. photographed in North Island, New Zealand.
 B) Adult female (Holotype NMNZ AI.049808) near Crosbies Hut, Coromandel Range, 2020 (© Danilo Hegg).
E) Female (iNaturalist7771552) near Ngamarama/Te Tuhi track, Kaimai Range 2009 (© Peter Sweetapple).


Class: Insecta 
Order: Orthoptera
Suborder: Ensifera

Superfamily: Stenopelmatoidea Burmeister, 1838 
Family: Anostostomatidae Saussure, 1859 

Genus: Hemiandrus Ander, 1938. 

Hemiandrus jacinda sp. nov. 

Diagnosis: A comparatively large, long-limbed, glossy and predominantly orange-red Hemiandrus. The maxillary palp with 3rd segment naked and 4th segment pilose on distal section. Body with posterior edges of segments darker than anterior, and with longitudinal bands. Fore tibiae with single articulated superior prolateral linear spine. Mid tibiae 1½ times length of pronotum. Hind femura with one prolateral apical spine and one retrolateral alpical spine. Adult female with weakly curved ovipositor ¾ body length and a pair of slerotised cusps on the posterior margin of sternite S6. Male with protruding section of the subgenital plate forming two fingers. 


Etymology. This long-limbed, red species is named for New Zealand Prime Minister (2017– ) Jacinda Kate Laurell Ardern
 

Steven A. Trewick. 2021. A New Species of Large Hemiandrus Ground Wētā (Orthoptera: Anostostomatidae) from North Island, New Zealand. Zootaxa. 4942(2); 207–218. DOI: 10.11646/zootaxa.4942.2.4