Dysderoidea
Encyclopedia
The Dysderoidea are a superfamily
of araneomorph
spiders. They contain four families
of six-eyed spiders:
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...
spiders. They contain four families
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
of six-eyed spiders:
- DysderidaeDysderidaeThe family Dysderidae are araneomorph spiders found primarily in Eurasia, although extending into North Africa, with very few species occurring in South America, and one introduced into many regions of the world.Dysderids have six eyes, and are haplogyne, i.e...
- Oonopidae
- OrsolobidaeOrsolobidaeThe Orsolobidae are a six-eyed spider family with about 180 described species in 28 genera. They were separated from the Dysderidae. Several genera were transferred from the Oonopidae.-Distribution:...
- Segestriidae