Megadictynidae

Megadictyna is a genus of spiders in the family Megadictynidae. It was first described in 1906 by Friedrich Dahl. , it contains only one species, Megadictyna thilenii, found in New Zealand. Similar to many RTA clade spiders, Megadictyna build wheel-shaped orb webs.

Megadictynidae is a family of araneomorph spiders first described by Pekka T. Lehtinen in 1967. They are endemic to New Zealand.

Forstertyna is a genus of spiders in the family Megadictynidae. It was first described in 1995 by Harvey. , it contains only one species, Forstertyna marplesi, from New Zealand.