Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Infraorder Araneomorphae - True Spiders

Heteropoda venatoria - female Fishing Spider? - Pardosa lapidicina horned abdomen spider - Araneus gemmoides - female Pisaurina? - Pisaurina dubia small spider; maybe Metacyrba? - Metacyrba floridana Pardosa? - Pardosa Geolycosa sp. maybe missouriensis? - female spider - Yunohamella lyrica
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
Numbers
93 families with ca. 38,500 spp. in 3450 genera worldwide (93% of all spiders)(1)
Identification
Features distinguishing araneomorphs from mygalomorphs:
two book lungs (=one pair); exceptions: Austrochilidae, Gradungulidae and Hypochilidae have four (=two pairs)
chelicerae and fangs open more or less perpendicular to the body axis
Habitat
extremely wide range of habitats
Remarks
Please don't post your spiders for ID at this level. If you are looking for an ID please post to the Spiders page. Thanks!