Muritaia longispinata is a species of Amaurobiidae spider that is endemic to New Zealand.[1]
This species was described in 1973 by Ray Forster and Cecil Wilton from a female specimen. The holotype is stored in Auckland War Memorial Museum under registration number AMNZ5061.[2]
The female is recorded at 2.80mm in length.
This species is only known from Bay of Plenty, New Zealand.
Under the New Zealand Threat Classification System, this species is listed as "Data Deficient" with the qualifiers of "Data Poor: Size", "Data Poor: Trend" and "One Location".[3]