- family: Araneidae
- genus: Aculepeira
- genus: Araneus
- species: Araneus alboventris (Emerton, 1884)
- species: Araneus bicentenarius (McCook, 1888)
- species: Araneus cavaticus (Keyserling, 1881)
- species: Araneus cingulatus (Walckenaer, 1842)
- species: Araneus corticarius (Emerton, 1884)
- species: Araneus diadematus Clerck, 1757
- species: Araneus gemma (McCook, 1888)
- species: Araneus gemmoides Chamberlin & Ivie, 1935
- species: Araneus groenlandicola (Strand, 1906)
- species: Araneus guttulatus (Walckenaer, 1842)
- species: Araneus iviei (Archer, 1951)
- species: Araneus juniperi (Emerton, 1884)
- species: Araneus marmoreus Clerck, 1757
- species: Araneus montereyensis (Archer, 1951)
- species: Araneus nordmanni (Thorell, 1870)
- species: Araneus pegnia (Walckenaer, 1842)
- species: Araneus pratensis (Emerton, 1884)
- species: Araneus saevus (L. Koch, 1872)
- species: Araneus thaddeus (Hentz, 1847)
- species: Araneus trifolium (Hentz, 1847)
- species: Araneus washingtoni Levi, 1971
- species: Araneus yukon Levi, 1971
- genus: Araniella
- genus: Argiope
- genus: Cercidia
- genus: Cyclosa
- genus: Eustala
- genus: Gea
- genus: Hypsosinga
- genus: Larinia
- genus: Larinioides
- genus: Mangora
- genus: Mastophora
- genus: Metepeira
- genus: Micrathena
- genus: Neoscona
- genus: Parazygiella
- genus: Singa
- genus: Zygiella
- family: Tetragnathidae
- genus: Leucauge
- genus: Meta
- genus: Metellina
- genus: Pachygnatha
- genus: Tetragnatha
- species: Tetragnatha caudata Emerton, 1884
- species: Tetragnatha dearmata Thorell, 1873
- species: Tetragnatha elongata Walckenaer, 1842
- species: Tetragnatha extensa (Linnaeus, 1758)
- species: Tetragnatha guatemalensis O. P.-Cambridge, 1889
- species: Tetragnatha laboriosa Hentz, 1850
- species: Tetragnatha pallescens Cambridge, 1903
- species: Tetragnatha shoshone Levi, 1981
- species: Tetragnatha straminea Emerton, 1884
- species: Tetragnatha vermiformis Emerton, 1884
- species: Tetragnatha versicolor Walckenaer, 1842
- species: Tetragnatha viridis Walckenaer, 1842
- family: Theridiosomatidae
- family: Uloboridae