3-396: Ectatosticta Hypochilus Lampshade spiders , family Hypochilidae , are among the most primitive of araneomorph spiders . There are two genera and twelve species currently recognized. Like mygalomorphs , most hypochilids have two pairs of book lungs , but like araneomorphs they have intersecting fangs, with the exception of some species which have chelicerae in an angle that
6-556: Is neither orthognathous or labidognathous. These long-legged spiders build typical "lampshade" style webs under overhangs and in caves. In the United States the fauna is primarily associated with the Appalachian , Rocky and California Mountains. Ten of the known species are found in these ranges, all in the genus Hypochilus . The genus Ectatosticta is found in China . In one analysis,
9-620: The Hypochilidae are a sister clade to the Neocribellatae , which contains all other spider species in the Araneomorphae (Coddington & Levi, 1991, p. 576). A more recent study groups them with the Haplogynae . Ectatosticta Simon , 1892 – China Hypochilus Marx, 1888 – US Ectatosticta Ectatosticta is a genus of East Asian lampshade spiders that
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