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Anyphaenidae

From Wikipedia, the free encyclopedia

Anyphaenidae
Temporal range: Palaeogene–present
Ghost spider (Hibana incursa)
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Anyphaenidae
Bertkau, 1878
Diversity
59 genera, 654 species
blue: reported countries (WSC)
green: observation hotspots (iNaturalist)

Anyphaenidae is a family of araneomorph spiders, sometimes called anyphaenid sac spiders or ghost spiders. They are distinguished from the sac spiders of the family Clubionidae and other spiders by having the abdominal spiracle placed one third to one half of the way anterior to the spinnerets toward the epigastric furrow on the underside of the abdomen. In most spiders the spiracle is just anterior to the spinnerets.

Like clubionids, anyphaenids have conical anterior spinnerets and are wandering predators that build silken retreats, or sacs, usually on plant terminals, between leaves, under bark or under rocks. There are more than 600 species in over 50 genera worldwide.

The family is widespread and includes such common genera as Anyphaena (worldwide except tropical Africa and Asia) and Hibana (New World). Only one species (A. accentuata) occurs in northwestern Europe.

Species in the latter genus are important predators in several agricultural systems, especially tree crops. They are able to detect and feed on insect eggs, despite their poor eyesight. They share this ability at least with some miturgid spiders.

Genera

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As of October 2025, this family includes 59 genera and 654 species:[1]

References

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  1. "Family: Anyphaenidae Bertkau, 1878". World Spider Catalog. doi:10.24436/2. Retrieved 2025-10-05.
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