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Alistra opina

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Alistra opina

Data Deficient (NZ TCS)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Hahniidae
Genus: Alistra
Species:
A. opina
Binomial name
Alistra opina
(Forster, 1970)[1]
Synonyms[2]
  • Tawerana opina Forster, 1970

Alistra opina is a species of dwarf sheet spider of the genus Alistra.[1] This species is endemic to New Zealand

Taxonomy

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This species was first described from a single female by Ray Forster in 1970, originally named Tawerana opina.[2] It was transferred into the Alistra genus in 1986.[3] The holotype specimen was collected by Richard Dell and Beverley Holloway at Crooked Reach, Port Pegasus on Stewart Island, during the 1955 Dominion Museum expedition.[4][5]

The holotype is stored at Te Papa under the registration number AS.000078.[6]

Description

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The body is around 2.4 mm (0.094 in) long. The carapace, legs and chelicerae are yellow. The abdomen is cream coloured.[4]

Distribution

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This species is only recorded from Port Pegasus on Stewart Island in New Zealand.[4]

Conservation status

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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".

References

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  1. ^ a b "Alistra opina (Forster, 1970)". biotanz.landcareresearch.co.nz. Retrieved 23 April 2024.
  2. ^ a b "Alistra opina - World Spider Catalog". wsc.nmbe.ch. Retrieved 23 April 2024.
  3. ^ Brignoli, P.M. "Spiders from Melanesia III. A new Alistra (Araneae, Hahniidae) from the Solomon Islands". Bollettino del Museo Civico di Storia Naturale di Verona. 11: 327–332.
  4. ^ a b c Raymond Robert Forster (1970). "The Spiders of New Zealand Part III: Desidae, Dictynidae, Hahniidae, Amaurobioidiae, Nicodamidae" (PDF). Otago Museum bulletin. 3: 164–165. ISSN 0474-859X. Wikidata Q113167423. Archived from the original (PDF) on 23 April 2024.
  5. ^ "Tawerana opina Forster, 1970". collections.tepapa.govt.nz. Retrieved 23 April 2024.
  6. ^ "Collections Online - Museum of New Zealand Te Papa Tongarewa". collections.tepapa.govt.nz. Retrieved 13 July 2024.