List of Lepidoptera of New Zealand
Nymphalidae
### Nymphalidae

* *[Argyrophenga antipodum](/wiki/Argyrophenga_antipodum "Argyrophenga antipodum")* Doubleday, 1845
* *[Argyrophenga harrisi](/wiki/Argyrophenga_harrisi "Argyrophenga harrisi")* Craw, 1978
* *[Argyrophenga janitae](/wiki/Argyrophenga_janitae "Argyrophenga janitae")* Craw, 1978
* *[Danaus petilia](/wiki/Danaus_petilia "Danaus petilia")* (Stoll, 1790\) \[Not established in N.Z.; vagrant only (non\-breeding immigrant)]
* *[Danaus plexippus](/wiki/Danaus_plexippus "Danaus plexippus")* (Linnaeus, 1758\)
* *[Dodonidia helmsii](/wiki/Dodonidia_helmsii "Dodonidia helmsii")* Butler, 1884
* *[Erebiola butleri](/wiki/Erebiola_butleri "Erebiola butleri")* Fereday, 1879
* *[Hypolimnas bolina nerina](/wiki/Hypolimnas_bolina_nerina "Hypolimnas bolina nerina")* (Fabricius, 1775\) \[Not established in N.Z.; vagrant only (non\-breeding immigrant)]
* *[Junonia villida calybe](/wiki/Junonia_villida_calybe "Junonia villida calybe")* Godart, 1819 \[Not established in N.Z.; vagrant only (non\-breeding immigrant)]
* *[Melanitis leda bankia](/wiki/Melanitis_leda_bankia "Melanitis leda bankia")* (Fabricius, 1775\) \[Not established in N.Z.; vagrant only (non\-breeding immigrant)]
* *[Percnodaimon merula](/wiki/Percnodaimon_merula "Percnodaimon merula")* (Hewitson, 1875\)
* *[Tirumala hamata hamata](/wiki/Tirumala_hamata_hamata "Tirumala hamata hamata")* (MacLeay, 1826\) \[Not established in N.Z.; vagrant only (non\-breeding immigrant)]
* *[Vanessa gonerilla](/wiki/Vanessa_gonerilla "Vanessa gonerilla")* (Fabricius, 1775\)
	+ *Vanessa gonerilla gonerilla* (Fabricius, 1775\)
	+ *Vanessa gonerilla ida* (Alfken, 1899\)
* *[Vanessa itea](/wiki/Vanessa_itea "Vanessa itea")* (Fabricius, 1775\)
* *[Vanessa kershawi](/wiki/Vanessa_kershawi "Vanessa kershawi")* (McCoy, 1868\) \[Not resident in N.Z.; breeding migrant]

What are some potential threats to the butterfly populations mentioned?