''Sabatinca caustica'' is a species of

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

belonging to the family

Micropterigidae Micropterigoidea is the superfamily of "mandibulate archaic moths", all placed in the single family Micropterigidae, containing currently about twenty living genera. They are considered the most primitive extant lineage of lepidoptera (Kristense ...

. It was described by

Edward Meyrick Edward Meyrick (25 November 1854 – 31 March 1938) was an English schoolmaster and amateur entomologist. He was an expert on microlepidoptera and some consider him one of the founders of modern microlepidoptera systematics. Life and work Ed ...

in 1912. It is

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 ...

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 ...

and is found in both Southland and at

Stewart Island / Rakiura Stewart Island (, 'Aurora, glowing skies', officially Stewart Island / Rakiura, formerly New Leinster) is New Zealand's third-largest island, located south of the South Island, across Foveaux Strait. It is a roughly triangular island wit ...

. The adults of this species are variable in appearance with some specimens being mainly white on their forewings while others have forewings that are a more mottled purple-brown colour. Adults are on the wing from the start of October until the middle of December. Larvae feed on the surface of leafy liverworts.

Taxonomy

This species was first described by Edward Meyrick in 1912 using specimens collected in October at Seaward Moss, Invercargill by

Alfred Philpott Alfred Philpott (15 December 1870 – 24 July 1930) was a New Zealand museum curator, entomologist and writer. He was born in Tysoe, Warwickshire Warwickshire (; abbreviated Warks) is a Ceremonial counties of England, ceremonial county in ...

. The

lectotype In biology, a type is a particular specimen (or in some cases a group of specimens) of an organism to which the scientific name of that organism is formally associated. In other words, a type is an example that serves to anchor or centralizes ...

specimen, designated by J. S. Dugdale in 1988, is held at the

Natural History Museum, London The Natural History Museum in London is a museum that exhibits a vast range of specimens from various segments of natural history. It is one of three major museums on Exhibition Road in South Kensington, the others being the Science Museum (Lo ...

. In 2014 George Gibbs synonymised ''S. barbarica'' with ''S. caustica'' arguing that ''S. caustica'' is extremely variable in appearance and that the morphological and molecular evidence does not support the separation of these taxa.

Description

Meyrick described the adults of the species as follows: The adults of this species are variable in appearance with some specimens being mainly white on their forewings while others have forewings that are a more mottled purple-brown colour.

Distribution

Halocarpus bidwillii in Wilderness Reserve with Takitimu Mountains in the background

This species is endemic to New Zealand. This species is found in Southland, including in the Takitimu Mountains, and at

Behaviour

This species is on the wing from the start of October until the middle of December.

Host species and habitat

Larvae feed on the surface of leafy

liverworts Liverworts are a group of non-vascular plant, non-vascular embryophyte, land plants forming the division Marchantiophyta (). They may also be referred to as hepatics. Like mosses and hornworts, they have a gametophyte-dominant life cycle, in wh ...

References

{{Taxonbar, from=Q7395948 Micropterigidae Moths described in 1912 Endemic fauna of New Zealand Moths of New Zealand Taxa named by Edward Meyrick Endemic moths of New Zealand