Batrachedra tristicta
Batrachedra tristicta is a species of moth in the family Batrachedridae. It is endemic to New Zealand and has been found in both the North and South Islands. The larvae feel on the flowers and seed heads of rushes in the genus "Juncus". The adults of this species are on the wing in March. Taxonomy. This species was first described by Edward Meyrick in 1901 using material collected at Makatoku, in the Hawkes Bay, in March. George Hudson 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 specimen is held at the Natural History Museum, London. 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. 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") and the introduced soft rush ("Juncus effusus").