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Theridiidae (Family) - cobweb and widow spiders ..Achaearanea (Genus) ..Achaearyopa (Genus) ..Achaeridion (Genus) ..Allothymoites (Genus) ..Ameridion (Genus) ..Anatea (Genus) ..Anatolidion (Genus) ..Anelosimus (Genus) ..Argyrodella (Genus) ..Argyrodes (Genus) ..Ariamnes (Genus) ..Asagena (Genus) ..Asygyna (Genus) ..Audifia (Genus) ..†Balticoridion (Genus) ..†Balticpholcomma (Genus) ..Bardala (Genus) ..Borneoridion (Genus) ..Brunepisinus (Genus) ..Cabello (Genus) ..Cameronidion (Genus) ..Campanicola (Genus) ..Canalidion (Genus) ..Carniella (Genus) ..†Caudasinus (Genus) ..Cephalobares (Genus) ..Cerocida (Genus) ..Chikunia (Genus) ..Chorizopella (Genus) ..Chrosiothes (Genus) ..Chrysso (Genus) ..†Clavibertus (Genus) ..†Clya (Genus) ..Coleosoma (Genus) ..†Cornutheridion (Genus) ..†Cornutidion (Genus) ..Coscinida (Genus) ..Craspedisia (Genus) ..†Cretotheridion (Genus) ..Crustulina (Genus) ..Cryptachaea (Genus) ..Cyllognatha (Genus) ..†Cymbiopholcomma (Genus) ..Deelemanella (Genus) ..Dipoena (Genus) ..Dipoenata (Genus) ..Dipoenura (Genus) ..Echinotheridion (Genus) ..Emertonella (Genus) ..Enoplognatha (Genus) ..†Eoasagena (Genus) ..†Eolyrifer (Genus) ..†Eomysmena (Genus) ..†Eoteutana (Genus) ..Episinus (Genus) ..Euryopis (Genus) ..Eurypoena (Genus) ..Exalbidion (Genus) ..Faiditus (Genus) ..†Femurraptor (Genus) ..Glebych (Genus) ..†Globulidion (Genus) ..Gmogala (Genus) ..Grancanaridion (Genus) ..Guaraniella (Genus) ..Gushangzao (Genus) ..Gyro (Genus) ..Hadrotarsus (Genus) ..Helvibis (Genus) ..Helvidia (Genus) ..Hentziectypus (Genus) ..Heterotheridion (Genus) ..Hetschkia (Genus) ..†Hirsutipalpus (Genus) ..Histagonia (Genus) ..Icona (Genus) ..Jamaitidion (Genus) ..Janula (Genus) ..Keijiella (Genus) ..Knoflachia (Genus) ..Kochiura (Genus) ..†Kochiuridion (Genus) ..Landoppo (Genus) ..Lasaeola (Genus) ..Latrodectus (Genus) ..Macaridion (Genus) ..Magnopholcomma (Genus) ..Meotipa (Genus) ..†Microtheridion (Genus) ..†Mimetidion (Genus) ..Molione (Genus) ..Moneta (Genus) ..Montanidion (Genus) ..†Nanomysmena (Genus) ..†Nanosteatoda (Genus) ..Nanume (Genus) ..Neopisinus (Genus) ..Neospintharus (Genus) ..Neottiura (Genus) ..Nesopholcomma (Genus) ..Nesticodes (Genus) ..Nihonhimea (Genus) ..Nipponidion (Genus) ..Nojimaia (Genus) ..†Obscurpholcomma (Genus) ..Ohlertidion (Genus) ..Okumaella (Genus) ..Paidiscura (Genus) ..Parasteatoda (Genus) ..Paratheridula (Genus) ..Pholcomma (Genus) ..Phoroncidia (Genus) ..Phycosoma (Genus) ..Phylloneta (Genus) ..Platnickina (Genus) ..†Praetereuryopis (Genus) ..Proboscidula (Genus) ..†Pronepos (Genus) ..Propostira (Genus) ..†Protosteatoda (Genus) ..†Pseudoteutana (Genus) ..Pycnoepisinus (Genus) ..Rhinocosmetus (Genus) ..Rhinoliparus (Genus) ..Rhomphaea (Genus) ..Robertus (Genus) ..Ruborridion (Genus) ..†Rugapholcomma (Genus) ..Rugathodes (Genus) ..Sardinidion (Genus) ..Selkirkiella (Genus) ..Sesato (Genus) ..Seycellesa (Genus) ..Simitidion (Genus) ..Spheropistha (Genus) ..Spinembolia (Genus) ..†Spinisinus (Genus) ..†Spinitharinus (Genus) ..Spintharus (Genus) ..Steatoda (Genus) ..Stemmops (Genus) ..Stoda (Genus) ..Styposis (Genus) ..†Succinobertus (Genus) ..†Succinura (Genus) ..Takayus (Genus) ..Tamanidion (Genus) ..Theonoe (Genus) ..Theridion (Genus) ..Theridula (Genus) ..Thwaitesia (Genus) ..†Thyelia (Genus) ..Thymoites (Genus) ..Tidarren (Genus) ..Tomoxena (Genus) ..†Unispinatoda (Genus) ..†Vicipholcomma (Genus) ..Wamba (Genus) ..Wirada (Genus) ..Yaginumena (Genus) ..Yoroa (Genus) ..Yunohamella (Genus) ..Zercidium (Genus) ..†Burmatheridion (Genus)

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Last updated: 21 Sep 2025