Suborder
Araneomorphae (Typical spiders)
Colonus hesperus. Photo: (c) joshuasexton, some rights reserved (CC BY-NC-ND)
Araneomorphae (sometimes referred to as Labidognatha) is an infraorder of spiders. They are distinguished by having fangs that oppose each other and cross in a pinching action, in contrast to the Mygalomorphae (tarantulas and their close kin), which have fangs that are nearly parallel in alignment. With the exception of the Hypochilidae spiders, they have at most a single pair of book lungs. Both Araneomorphae and Mygalomorphae belong to the suborder Opisthothelae, which comprises nearly all…
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