Cybaeozyga

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Cybaeozyga
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Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Cybaeidae
Genus: Cybaeozyga
Chamberlin & Ivie, 1937 [1]

Cybaeozyga is a genus of North American araneomorph spiders in the family Cybaeidae containing two described species. It was first described by R. V. Chamberlin & Wilton Ivie in 1937, [2] and was moved to Cybaeidae in 1967. [3] It has only been found in the western United States.

Species

The genus contains two described species: [1]

Additional known but still undescribed species of Cybaeozyga have been mentioned in the literature. [4] The distribution of Cybaeozyga appears to include forests and caves of the Klamath Mountains ecoregion of northwestern California and southwestern Oregon. [4]

References

  1. 1 2 "Gen. Cybaeozyga Chamberlin & Ivie, 1937". World Spider Catalog Version 20.0. Natural History Museum Bern. 2025. doi:10.24436/2 . Retrieved 2025-08-16.
  2. ↑ Chamberlin, R. V.; Ivie, W. (1937). "New spiders of the family Agelenidae from western North America". Annals of the Entomological Society of America. 30 (2): 211–230. doi:10.1093/aesa/30.2.211.
  3. ↑ Lehtinen, P. T. (1967). "Classification of the cribellate spiders and some allied families, with notes on the evolution of the suborder Araneomorpha". Annales Zoologici Fennici. 4: 226.
  4. 1 2 Hedin, M.; Ramírez, M. J.; Monjaraz-Ruedas, R. (2025). "Phylogenomics of North American cybaeid spiders (Araneae, Cybaeidae), including the description of new taxa from the Klamath Mountains Geomorphic Province". ZooKeys (1226): 47–75. Bibcode:2025ZooK.1226...47H. doi: 10.3897/zookeys.1226.140204 .
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