Apterygon okarito

Apterygon okarito is a species of louse belonging to the family Menoponidae. It is an ectoparasite of the Okarito Kiwi. The species was described in 2004 by Ricardo Palma and Roger Price and is similar to other Apterygon species, being only separated by minor differences in morphology. Under the New Zealand Threat Classification System, it is considered to be "Nationally Critical".

Apterygon okarito
Conservation status
Nationally Critical (NZ TCS)
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Psocodea
Infraorder:	Phthiraptera
Family:	Menoponidae
Genus:	Apterygon
Species:	A. okarito
Binomial name
Apterygon okarito Palma & Price, 2004

Taxonomy

This species was described in 2004 by Ricardo Palma and Roger Price, who placed it in the family Menoponidae. The species name "okarito" refers to the type locality which is of the same name.^[1] The holotype is stored at Te Papa Museum under registration number AI.012588.^[2]

Description

Males of this species are identical to others in the Apterygon genus an can only reliably be separated by minor differences in genitalia. The females are also identical and can be separated by their chaetotaxy.^[1]

Distribution

As a consequence of its host species distribution, this species only occurs in Westland, New Zealand.^[1]

An Okarito kiwi, the only known host of Apterygon okarito.

Host

The only known host species of this lice is the Okarito Kiwi.^[1] This host restriction has also been used as evidence of the Okario Kiwi being a distinct species.^[3]

Conservation status

Under the New Zealand Threat Classification System, this species is listed as Nationally Critical with the qualifiers of "Conservation Dependent", "Increasing" and "One Location".^[4]