Laestrygones westlandicus is a species of Toxopidae spider that is endemic to New Zealand.
This species was described by Ray Forster in 1970 from a female specimen. The holotype is stored in Otago Museum.
The female is recorded at 3.57mm in length. The carapace and legs are dark brown. The abdomen is pale brown.
This species is only known from Westland, 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".