''Batrachedra tristicta'' 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 ...

in the family

Batrachedridae The Batrachedridae are a small family (biology), family of tiny moths. These are small, slender moths which rest with their wings wrapped tightly around their bodies. Taxonomy The taxonomy of this and related groups is often disputed. This grou ...

. 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 has been found in both the

North North is one of the four compass points or cardinal directions. It is the opposite of south and is perpendicular to east and west. ''North'' is a noun, adjective, or adverb indicating Direction (geometry), direction or geography. Etymology T ...

and

South South is one of the cardinal directions or compass points. The direction is the opposite of north and is perpendicular to both west and east. Etymology The word ''south'' comes from Old English ''sūþ'', from earlier Proto-Germanic ''*sunþa ...

Islands. The larvae feel on the flowers and seed heads of rushes in the genus ''

Juncus ''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species. Description Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...

''. The adults of this species are on the wing in March.

Taxonomy

This species was first 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 1901 using material collected at Makatoku, in the

Hawkes Bay Hawke's Bay () is a region on the east coast of New Zealand's North Island. The region is named for Hawke Bay, which was named in honour of Edward Hawke. The region's main centres are the cities of Napier and Hastings, while the more rural ...

, in March.

George Hudson George Hudson (probably 10 March 1800 – 14 December 1871) was an English railway financier and politician who, because he controlled a significant part of the Railway Mania, railway network in the 1840s, became known as "The Railway King"—a ...

discussed and illustrated this species both in his 1928 publication ''The Butterflies and Moths of New Zealand'' and his 1939 supplement to that work. 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 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 ...

Description

Meyrick described ''B. tristicta'' as follows:

Distribution

This species is endemic to New Zealand. Along with the type locality in the Hawkes Bay, this species has also been collected in

Fiordland Fiordland (, "The Pit of Tattooing", and also translated as "the Shadowlands"), is a non-administrative geographical region of New Zealand in the south-western corner of the South Island, comprising the western third of Southland. Most of F ...

Biology and behaviour

The adults of this species are on the wing in March.

Host species

The larvae feed on the flowers and seed heads of rushes, including wīwī (''

Juncus edgariae ''Juncus edgariae'' is a species of rush, commonly called Edgar's rush or wīwī, that is endemic to New Zealand. The species was described in 2001 by Lawrie Johnson and Karen Wilson. It had previously been confused with '' Juncus gregifloru ...

'') and the introduced soft rush (''

Juncus effusus ''Juncus effusus'' is a perennial herbaceous flowering plant species in the rush family Juncaceae, with the common names common rush or soft rush. In North America, the common name soft rush also refers to ''Juncus interior''. Distribution ''J ...

'').

References

{{Taxonbar, from=Q4869581 Batrachedridae Moths of New Zealand Moths described in 1901 Endemic fauna of New Zealand Taxa named by Edward Meyrick Endemic moths of New Zealand