Lycosoidea
Encyclopedia
The Lycosoidea are a superfamily
Taxonomic rank
In biological classification, rank is the level in a taxonomic hierarchy. Examples of taxonomic ranks are species, genus, family, and class. Each rank subsumes under it a number of less general categories...

 of araneomorph
Araneomorphae
The Araneomorphae are a suborder of spiders. They are distinguished by having fangs that oppose each other and cross in a pinching action, in contrast to the Mygalomorphae , which have fangs that are nearly parallel in alignment.- Distinguishing characteristics :Note the difference in the...

 eight-eyed spiders, with twelve families:
  • Ctenidae
  • Lycosidae
  • Neolanidae
  • Oxyopidae
  • Pisauridae
  • Psechridae
    Psechridae
    The Psechridae are a family of spiders with about two dozen species in two living genera.They construct cribellate webs and are related to the Lycosidae. With body lengths of up to 2 cm and funnel webs more than 1 m in diameter, they are the biggest cribellate spiders. Psechrus species have been...

  • Senoculidae
    Senoculidae
    The Senoculidae are a spider family with 31 described species in one genus.-Species:Senoculus Taczanowski, 1872* Senoculus albidus * Senoculus barroanus Chickering, 1941...

  • Stiphidiidae
    Stiphidiidae
    The Stiphidiidae are a spider family with 94 described species in 13 genera. They are generally of medium size and build a horizontal tent-like web under rocks. Most species are speckled brown with long legs....

  • Trechaleidae
    Trechaleidae
    The Trechaleidae are a spider family with 75 described species in 15 genera.-Distribution:Almost all species in this family live in Central and South America...

  • Zoridae
    Zoridae
    The Zoridae are a spider family with more than 70 described species in 13 genera.Spiders in this family hunt without webs.It is very hard to determine species, especially in the Zora genus.-Distribution:...

  • Zorocratidae
  • Zoropsidae


According to Fang et al. (2000), the relationship of some families, inferred from mitochondrial 12S and 16S rDNA, is as follows:

+---- Psechridae
+--|
| +---- Oxyopidae
----|
| +---- Pisauridae
+--|
+---- Lycosidae
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