| Achaearanea acoreensis (Berland, 1932) | ⇒ Cryptachaea blattea Urquhart, 1886 |
| Achaearanea alacris (Keyserling, 1884) | ⇒ Cryptachaea alacris Keyserling, 1884 |
| Achaearanea altiventer (Keyserling, 1884) | ⇒ Cryptachaea altiventer Keyserling, 1884 |
| Achaearanea analista (Levi, 1963) | ⇒ Cryptachaea analista Levi, 1963 |
| Achaearanea anna (Levi, 1959) | ⇒ Hentziectypus annus Levi, 1959 |
| Achaearanea apex (Levi, 1959) | ⇒ Hentziectypus apex Levi, 1959 |
| Achaearanea banosensis (Levi, 1963) | ⇒ Cryptachaea banosensis Levi, 1963 |
| Achaearanea bellula (Keyserling, 1891) | ⇒ Cryptachaea bellula Keyserling, 1891 |
| Achaearanea bohlsi | |
| Achaearanea canionensis | |
| Achaearanea canionis (Chamberlin &..., 1929) | ⇒ Theridion bergi Herbert Walt..., 1963 |
| Achaearanea chilensis (Levi, 1963) | ⇒ Cryptachaea chilensis Levi, 1963 |
| Achaearanea cinnabarina (Levi, 1963) | ⇒ Cryptachaea cinnabarina Levi, 1963 |
| Achaearanea conjuncta (Gertsch & Mu..., 1936) | ⇒ Hentziectypus conjunctus Gertsch & Mu..., 1936 |
| Achaearanea dalana (Buckup & Mar..., 1991) | ⇒ Cryptachaea dalana Buckup & Mar..., 1991 |
| Achaearanea dea (Buckup & Mar..., 2006) | ⇒ Cryptachaea dea Buckup & Mar..., 2006 |
| Achaearanea digitus (Buckup & Mar..., 2006) | ⇒ Cryptachaea digitus Buckup & Mar..., 2006 |
| Achaearanea dromedariformis (Roewer, 1942) | ⇒ Cryptachaea dromedariformis Roewer, 1942 |
| Achaearanea extincta ♰ J. Wunderlich, 1988 | |
| Achaearanea florendida (Levi, 1959) | ⇒ Hentziectypus florendidus Levi, 1959 |
| Achaearanea florens (O. P.-Cambridge, 1896) | ⇒ Hentziectypus florendidus Levi, 1959 |
| Achaearanea globosa (Hentz, 1850) | ⇒ Achaearanea triangularis Patel, 2005 |
| Achaearanea hieroglyphica (Mello-Leitao, 1940) | ⇒ Cryptachaea ingijonathorum Buckup, Marq..., 2012 |
| Achaearanea hirta (Taczanowski, 1873) | ⇒ Cryptachaea hirta Taczanowski, 1873 |
| Achaearanea inopinata Paolo Marcel..., 1972 | |
| Achaearanea inops (Levi, 1963) | ⇒ Cryptachaea inops Levi, 1963 |
| Achaearanea insulsa (Gertsch & Mu..., 1936) | ⇒ Cryptachaea insulsa Gertsch & Mu..., 1936 |
| Achaearanea isana (Levi, 1963) | ⇒ Cryptachaea isana Levi, 1963 |
| Achaearanea jequirituba (Levi, 1963) | ⇒ Cryptachaea jequirituba Levi, 1963 |
| Achaearanea kaspi (Levi, 1963) | ⇒ Cryptachaea kaspi Levi, 1963 |
| Achaearanea koepckei (Levi, 1963) | ⇒ Cryptachaea koepckei Levi, 1963 |
| Achaearanea lota (Levi, 1963) | ⇒ Cryptachaea lota Levi, 1963 |
| Achaearanea machaera Herbert Walt..., 1959 | Cobweb spiders |
| Achaearanea maricaoensis Elizabeth Ba..., 1942 | Cobweb spiders |
| Achaearanea maxima (Keyserling, 1891) | ⇒ Cryptachaea altiventer Keyserling, 1884 |
| Achaearanea mendax O. Pickard-C..., 1899 | |
| Achaearanea micratula Richard C. B..., 1909 | Cobweb spiders |
| Achaearanea migrans (Keyserling, 1884) | ⇒ Cryptachaea migrans Keyserling, 1884 |
| Achaearanea milagro (Levi, 1963) | ⇒ Cryptachaea milagro Levi, 1963 |
| Achaearanea nigrovittata (Eugen von Ke..., 1884) | ⇒ Parasteatoda nigrovittata Keyserling, 1884 |
| Achaearanea oblivia (O. P.-Cambridge, 1896) | ⇒ Cryptachaea oblivia O. P.-Cambridge, 1896 |
| Achaearanea orana (Levi, 1963) | ⇒ Cryptachaea orana Levi, 1963 |
| Achaearanea passiva (Keyserling, 1891) | ⇒ Cryptachaea passiva Keyserling, 1891 |
| Achaearanea pilaton (Levi, 1963) | ⇒ Cryptachaea pilaton Levi, 1963 |
| Achaearanea porteri (Banks, 1896) | ⇒ Cryptachaea porteri Banks, 1896 |
| Achaearanea propera Eugen von Ke..., 1890 | |
| Achaearanea pura (O. P.-Cambridge, 1894) | ⇒ Cryptachaea pura O. P.-Cambridge, 1894 |
| Achaearanea pusillana (Roewer, 1942) | ⇒ Cryptachaea pusillana Roewer, 1942 |
| Achaearanea rapa (Levi, 1963) | ⇒ Cryptachaea rapa Levi, 1963 |
| Achaearanea rioensis (Levi, 1963) | ⇒ Cryptachaea rioensis Levi, 1963 |
| Achaearanea rostrata (O. P.-Cambridge, 1896) | ⇒ Cryptachaea rostrata O. P.-Cambridge, 1896 |
| Achaearanea rupicola (Emerton, 1882) | ⇒ Cryptachaea rupicola Emerton, 1882 |
| Achaearanea schneirlai (Levi, 1959) | ⇒ Cryptachaea schneirlai Levi, 1959 |
| Achaearanea schullei (Gertsch & Mu..., 1936) | ⇒ Hentziectypus schullei Gertsch & Mu..., 1936 |
| Achaearanea serax (Levi, 1959) | ⇒ Hentziectypus serax Levi, 1959 |
| Achaearanea simulans (Thorell, 1875) | ⇒ Parasteatoda simulans Thorell, 1875 |
| Achaearanea tabulata (Levi, 1980) | ⇒ Parasteatoda tabulata Levi, 1980 |
| Achaearanea taeniata (Keyserling, 1884) | ⇒ Cryptachaea taeniata Keyserling, 1884 |
| Achaearanea taim (Buckup & Mar..., 2006) | ⇒ Cryptachaea taim Buckup & Mar..., 2006 |
| Achaearanea tepidariorum (Koch, 1841) | ⇒ Parasteatoda tepidariorum C. L. Koch, 1841 |
| Achaearanea tesselata (Keyserling, 1884) | ⇒ Parasteatoda tesselata Keyserling, 1884 |
| Achaearanea tingo Levi, 1963 | |
| Achaearanea trapezoidalis Taczanowski, 1873 | Cobweb spiders |
| Achaearanea triangularis Patel, 2005 | |
| Achaearanea triguttata (Eugen von Ke..., 1891) | ⇒ Cryptachaea triguttata Keyserling, 1891 |
| Achaearanea turquino (Levi, 1959) | ⇒ Hentziectypus turquino Levi, 1959 |
| Achaearanea uviana (Levi, 1963) | ⇒ Cryptachaea uviana Levi, 1963 |
| Achaearanea zonensis (Levi, 1959) | ⇒ Cryptachaea zonensis Levi, 1959 |
| Ameridion armouri Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion aspersum Frederick Oc..., 1902 | Cobweb spiders |
| Ameridion atlixco Herbert Walt..., 1959 | |
| Ameridion bridgesi Herbert Walt..., 1959 | |
| Ameridion chilapa Herbert Walt..., 1959 | |
| Ameridion clemens Herbert Walt..., 1959 | |
| Ameridion cobanum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion colima Herbert Walt..., 1959 | |
| Ameridion lathropi Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion malkini Herbert Walt..., 1959 | |
| Ameridion marvum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion moctezuma Herbert Walt..., 1959 | |
| Ameridion musawas Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion paidiscum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion panum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion petrum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion plantatum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion progum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion quantum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion reservum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion rinconense Herbert Walt..., 1959 | |
| Ameridion ruinum Herbert Walt..., 1959 | |
| Ameridion schmidti Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion signaculum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion signum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion tempum Herbert Walt..., 1959 | Cobweb spiders |
| Ameridion unanimum Eugen von Ke..., 1891 | |
| Cabello eugeni Herbert Walt..., 1964 | Crested anoda |
| Chrysso albomaculata O. P.-Cambridge, 1882 | |
| Chrysso alecula Herbert Walt..., 1962 | Cobweb spiders |
| Chrysso antonio Herbert Walt..., 1962 | |
| Chrysso arima Herbert Walt..., 1962 | |
| Chrysso arops Herbert Walt..., 1962 | |
| Chrysso backstromi Lucien Berland, 1924 | |
| Chrysso barrosmachadoi Lodovico di ..., 1955 | |
| Chrysso calima Buckup & Mar..., 1992 | |
| Chrysso cambridgei Alexander Pe..., 1911 | Cobweb spiders |
| Chrysso caraca (Herbert Walt..., 1962) | ⇒ Chrysso arops Herbert Walt..., 1962 |
| Chrysso compressa Eugen von Ke..., 1884 | |
| Chrysso conspicua ♰ J. Wunderlich, 1988 | |
| Chrysso diplosticha Ralph Vary C..., 1936 | |
| Chrysso dubia ♰ J. Wunderlich, 1988 | |
| Chrysso ecuadorensis Herbert Walt..., 1957 | |
| Chrysso elegans Taczanowski, 1873 | |
| Chrysso foliata L. Koch, 1878 | |
| Chrysso gounellei Herbert Walt..., 1962 | |
| Chrysso huanuco Herbert Walt..., 1957 | |
| Chrysso indicifer Chamberlin &..., 1936 | |
| Chrysso indicifera Ralph Vary C..., 1936 | Cobweb spiders |
| Chrysso intervales Gonzaga, Lei..., 2006 | |
| Chrysso mariae Herbert Walt..., 1957 | |
| Chrysso melba Herbert Walt..., 1962 | Cobweb spiders |
| Chrysso nigriceps Eugen von Ke..., 1884 | Guinea ant |
| Chrysso nigrosterna Eugen von Ke..., 1891 | |
| Chrysso nigrosternum Keyserling, 1891 | |
| Chrysso nordica Ralph Vary C..., 1947 | |
| Chrysso pelyx Herbert Walt..., 1957 | |
| Chrysso perplexa Keyserling, 1886 | |
| Chrysso pulcherrima Mello-Leitao, 1917 | |
| Chrysso pulchra Eugen von Ke..., 1891 | |
| Chrysso questona Herbert Walt..., 1962 | Cobweb spiders |
| Chrysso ribeirao (Herbert Walt..., 1962) | ⇒ Chrysso arops Herbert Walt..., 1962 |
| Chrysso rubrovittata Eugen von Ke..., 1884 | |
| Chrysso sicki Herbert Walt..., 1957 | |
| Chrysso silva Herbert Walt..., 1962 | Cobweb spiders |
| Chrysso simoni Herbert Walt..., 1962 | |
| Chrysso sulcata Eugen von Ke..., 1884 | |
| Chrysso vallensis Herbert Walt..., 1957 | Cobweb spiders |
| Chrysso vexabilis Eugen von Ke..., 1884 | Cobweb spiders |
| Chrysso vittatula Carl Friedri..., 1942 | |
| Chrysso volcanensis Herbert Walt..., 1962 | Cobweb spiders |
| Chrysso voluta F.O.Pickard-..., 1902 | |
| Coleosoma acutiventer Eugen von Ke..., 1884 | |
| Coleosoma blandum O. P.-Cambridge, 1882 | Sheath-bellied spider |
| Coleosoma flavipes O. Pickard-C..., 1895 | |
| Coleosoma floridanum Banks, 1900 | Cobweb Spider |
| Coleosoma normale Elizabeth Ba..., 1944 | |
| Coleosoma oophorum Petrunkevitch, 1930 | |
| Echinotheridion andresito M. J. Ramíre..., 1999 | |
| Echinotheridion cartum (Herbert Walt..., 1963) | ⇒ Echinotheridion levii M. J. Ramíre..., 1999 |
| Echinotheridion elicolum Herbert Walt..., 1963 | |
| Echinotheridion levii M. J. Ramíre..., 1999 | |
| Echinotheridion lirum Marques & Bu..., 1989 | |
| Echinotheridion otlum Herbert Walt..., 1963 | |
| Echinotheridion urarum Buckup & Mar..., 1989 | |
| Echinotheridion utibile Eugen von Ke..., 1884 | |
| Exalbidion barroanum Herbert Walt..., 1959 | Cobweb spiders |
| Exalbidion dotanum Richard C. B..., 1914 | Cobweb spiders |
| Exalbidion fungosum Keyserling, 1886 | |
| Exalbidion pallisterorum Herbert Walt..., 1959 | |
| Exalbidion rufipunctum Herbert Walt..., 1959 | Cobweb spiders |
| Exalbidion sexmaculatum Eugen von Ke..., 1884 | Cobweb spiders |
| Helvibis brasiliana Eugen von Ke..., 1884 | |
| Helvibis chilensis Eugen von Ke..., 1884 | |
| Helvibis germaini Eugène Simon, 1895 | |
| Helvibis infelix Octavius Pic..., 1880 | |
| Helvibis longicauda Eugen von Ke..., 1891 | |
| Helvibis longistyla Frederick Oc..., 1902 | Cobweb spiders |
| Helvibis longistylum F. O. Pickar..., 1902 | |
| Helvibis monticola Eugen von Ke..., 1891 | |
| Helvibis rossi Herbert Walt..., 1964 | Crested anoda |
| Helvibis thorelli Eugen von Ke..., 1884 | Guinea ant |
| Helvibis tingo Herbert Walt..., 1964 | Crested anoda |
| Histagonia nasutus | |
| Jamaitidion jamaicense Herbert Walt..., 1959 | |
| Keijia alabamensis (Gertsch & Ar..., 1942) | ⇒ Platnickina alabamensis Willis J. Ge..., 1942 |
| Keijia antoni (Keyserling, 1884) | ⇒ Platnickina antoni Eugen von Ke..., 1884 |
| Keijia mneon (Bösenberg & ..., 1906) | ⇒ Platnickina mneon Bösenberg & ..., 1906 |
| Keijia punctosparsa (Emerton, 1882) | ⇒ Platnickina punctosparsa James Henry ..., 1882 |
| Keijia tincta (Walckenaer, 1802) | ⇒ Platnickina tincta Walckenaer, 1802 |
| Melychiopharis bibendum Bescovit, Sa..., 2011 | |
| Melychiopharis cynips Eugène Simon, 1895 | |
| Melychiopharis davincii Dupérré & Ta..., 2024 | |
| Melychiopharis komischetier Dupérré & Ta..., 2024 | |
| Melychiopharis peruviana Eskov & Marusik, 2024 | |
| Neottiura bimaculata Linnaeus, 1767 | |
| Neottiura bimaculata bimaculata Linnaeus, 1767 | |
| Neottiura curvimana Eugène Simon, 1914 | |
| Nesticodes rufipes Lucas, 1846 | Cobweb spiders |
| Paratheridula perniciosa Eugen von Ke..., 1886 | Cobweb spiders |
| Rugathodes acoreensis Jörg Wunderl..., 1992 | |
| Rugathodes aurantius James Henry ..., 1915 | |
| Rugathodes pico Merrett & As..., 1989 | Cave Cobweb Spider |
| Rugathodes sexpunctatus James Henry ..., 1882 | |
| Simitidion simile Carl Ludwig ..., 1836 | |
| Takayus lyricus (Walckenaer, 1842) | ⇒ Yunohamella lyrica Walckenaer, 1842 |
| Tekellina araucana Marusik, Esk..., 2022 | |
| Tekellina archboldi Herbert Walt..., 1957 | |
| Tekellina bella Marques & Bu..., 1993 | |
| Tekellina crica Marques & Bu..., 1993 | |
| Tekellina guaiba Marques & Bu..., 1993 | |
| Tekellina minor Marques & Bu..., 1993 | |
| Tekellina miuda Rodrigues & ..., 2024 | |
| Tekellina miudinha Rodrigues & ..., 2024 | |
| Tekellina picurrucha Rodrigues & ..., 2024 | |
| Tekellina pretiosa Marques & Bu..., 1993 | |
| Theridion acutitarse Eugène Simon, 1900 | |
| Theridion adjacens Octavius Pic..., 1896 | Cobweb spiders |
| Theridion aeolium Herbert Walt..., 1963 | |
| Theridion agrarium Herbert Walt..., 1963 | |
| Theridion agreste Hercule Nicolet, 1849 | Lance-leaf stonecrop |
| Theridion agrifoliae Herbert Walt..., 1957 | |
| Theridion akme Herbert Walt..., 1959 | Cobweb spiders |
| Theridion akron Herbert Walt..., 1959 | Cobweb spiders |
| Theridion alacre Keyserling, 1884 | |
| Theridion albidum (Richard C. B..., 1895) | ⇒ Theridion berlandi Carl Friedri..., 1942 |
| Theridion albipes Ludwig Carl ..., 1878 | |
| Theridion albolineatum Hercule Nicolet, 1849 | Lance-leaf stonecrop |
| Theridion albulum Octavius Pic..., 1898 | Cobweb spiders |
| Theridion altum (Herbert Walt..., 1963) | ⇒ Theridion soaresi Herbert Walt..., 1963 |
| Theridion amarga Herbert Walt..., 1967 | |
| Theridion amatitlan Herbert Walt..., 1963 | Cobweb spiders |
| Theridion ambiguum (Hercule Nicolet, 1849) | ⇒ Theridion kochi Carl Friedri..., 1942 |
| Theridion ampascachi Cândido Firm..., 1941 | |
| Theridion ampliatum Arthur T. Ur..., 1892 | |
| Theridion anson Herbert Walt..., 1967 | |
| Theridion antillanum Eugène Simon, 1894 | |
| Theridion antonii | |
| Theridion antron (Herbert Walt..., 1963) | ⇒ Theridion filum Herbert Walt..., 1963 |
| Theridion aporum Herbert Walt..., 1963 | |
| Theridion apostoli Cândido Firm..., 1945 | |
| Theridion apulco Herbert Walt..., 1959 | |
| Theridion aragua Herbert Walt..., 1963 | |
| Theridion archeri Herbert Walt..., 1959 | |
| Theridion ariel Bellvert & A..., 2021 | |
| Theridion arizonense Herbert Walt..., 1957 | |
| Theridion artum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion aspersum | |
| Theridion attritum (Eugène Simon, 1908) | ⇒ Kochiura attrita Hercule Nicolet, 1849 |
| Theridion aulos Herbert Walt..., 1963 | |
| Theridion aurantius Emerton, 1915 | |
| Theridion australe Richard C. B..., 1899 | |
| Theridion australis | |
| Theridion baltasarense Herbert Walt..., 1963 | |
| Theridion barbarae Herbert Walt..., 1959 | |
| Theridion beebei Herbert Walt..., 1963 | |
| Theridion bellatulum Herbert Walt..., 1963 | |
| Theridion bentificum | |
| Theridion bergi Herbert Walt..., 1963 | |
| Theridion berlandi Carl Friedri..., 1942 | |
| Theridion bicorne (Wider, 1834) | ⇒ Diplocephalus cristatus Blackwall, 1833 |
| Theridion biezankoi Herbert Walt..., 1963 | |
| Theridion biolleyi Richard C. B..., 1909 | Cobweb spiders |
| Theridion bisignatum Mello-Leitao, 1945 | |
| Theridion bogotense | |
| Theridion bolivari Herbert Walt..., 1959 | |
| Theridion bolum Herbert Walt..., 1963 | |
| Theridion botanicum Herbert Walt..., 1963 | |
| Theridion bryantae Carl Friedri..., 1951 | San Diego bird's-foot trefoil |
| Theridion calcynatum Holmberg, 1876 | |
| Theridion caliban Bellvert & A..., 2021 | |
| Theridion californicum Richard C. B..., 1904 | |
| Theridion cameronense Herbert Walt..., 1957 | |
| Theridion campestratum Eugène Simon, 1900 | |
| Theridion castaneum Pelegrin Fra..., 1931 | |
| Theridion cavipalpe Frederick Oc..., 1902 | Cobweb spiders |
| Theridion cavipalpum F.O.Pickard-..., 1902 | |
| Theridion cavipalpus F. O. Pickar..., 1902 | |
| Theridion cazieri Herbert Walt..., 1959 | |
| Theridion centrum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion ceres Bellvert & A..., 2021 | |
| Theridion chacoense Herbert Walt..., 1963 | |
| Theridion cheimatos Willis J. Ge..., 1942 | |
| Theridion chihuahua Herbert Walt..., 1959 | |
| Theridion chiriqui Herbert Walt..., 1959 | Cobweb spiders |
| Theridion choroni Herbert Walt..., 1963 | |
| Theridion cinctipes Richard C. B..., 1898 | |
| Theridion cinereum (Tord Tamerla..., 1875) | ⇒ Platnickina alabamensis Willis J. Ge..., 1942 |
| Theridion cochise Herbert Walt..., 1963 | |
| Theridion cochrum Herbert Walt..., 1963 | |
| Theridion cocosense Embrik Strand, 1906 | Cobweb spiders |
| Theridion cohni Herbert Walt..., 1963 | |
| Theridion coldeniae Léon Baert &..., 1986 | |
| Theridion contrarium ♰ J. Wunderlich, 1988 | |
| Theridion contreras Herbert Walt..., 1959 | |
| Theridion costaricaense Herbert Walt..., 1963 | Cobweb spiders |
| Theridion costaricense Levi, 1963 | |
| Theridion cowlesae Herbert Walt..., 1957 | |
| Theridion coyoacan Herbert Walt..., 1959 | |
| Theridion crucum Herbert Walt..., 1959 | |
| Theridion cuyutlan Herbert Walt..., 1963 | |
| Theridion cynicum Willis J. Ge..., 1936 | |
| Theridion davisorum Herbert Walt..., 1959 | |
| Theridion decoloratum Keyserling, 1886 | |
| Theridion decoratum (L. Koch, 1867) | ⇒ Parasteatoda decorata Ludwig Carl ..., 1867 |
| Theridion derhami Eugène Simon, 1895 | |
| Theridion desertum A. V. Ponomarev, 2008 | |
| Theridion dexteri Petrunkevitch, 1930 | |
| Theridion differens (James Henry ..., 1882) | ⇒ Theridion glaucescens Lawrence Becker, 1879 |
| Theridion dilucidum Eugène Simon, 1897 | Cobweb spiders |
| Theridion dilutum Herbert Walt..., 1957 | |
| Theridion dividuum (Willis J. Ge..., 1942) | ⇒ Thymoites expulsus Willis J. Ge..., 1936 |
| Theridion dominica Herbert Walt..., 1963 | |
| Theridion dreisbachi Herbert Walt..., 1959 | |
| Theridion dulcineum Willis J. Ge..., 1942 | |
| Theridion ecuadorense Herbert Walt..., 1963 | |
| Theridion electum Octavius Pic..., 1896 | |
| Theridion elevatum (Tord Tamerla..., 1881) | ⇒ Tidarren haemorrhoidale Philip Bertkau, 1880 |
| Theridion elisabethae Carl Friedri..., 1951 | San Diego bird's-foot trefoil |
| Theridion elli Sedgwick, 1973 | |
| Theridion ellicottense Dobyns & Bond, 1996 | |
| Theridion epiense Lucien Berland, 1938 | |
| Theridion erectoides ♰ J. Wunderlich, 1988 | |
| Theridion erectum ♰ J. Wunderlich, 1988 | |
| Theridion eremum Herbert Walt..., 1963 | |
| Theridion ethicum Keyserling, 1884 | |
| Theridion eugeni Carl Friedri..., 1942 | |
| Theridion evexum (Eugen von Ke..., 1884) | ⇒ Theridion omiltemi Herbert Walt..., 1959 |
| Theridion excavatum Frederick Oc..., 1902 | Cobweb spiders |
| Theridion eximium Keyserling, 1884 | |
| Theridion exlinae Levi, 1963 | |
| Theridion exlineae Herbert Walt..., 1963 | |
| Theridion experimentum | |
| Theridion familiare Octavius Pic..., 1871 | |
| Theridion fastosum Eugen von Ke..., 1884 | Guinea ant |
| Theridion ferdinand Bellvert & A..., 2021 | |
| Theridion filum Herbert Walt..., 1963 | |
| Theridion flavonotatum Lawrence Becker, 1879 | |
| Theridion frio Herbert Walt..., 1959 | |
| Theridion frizzellorum Herbert Walt..., 1963 | |
| Theridion frondeum Nicholas Mar..., 1850 | Eastern Long-Legged Cobweaver |
| Theridion fungosum (Eugen von Ke..., 1886) | ⇒ Exalbidion fungosum Keyserling, 1886 |
| Theridion fuscum (Pelegrin Fra..., 1930) | ⇒ Theonoe formivora Charles Atha..., 1842 |
| Theridion galerum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion geminipunctum Ralph Vary C..., 1924 | |
| Theridion gertschi Herbert Walt..., 1959 | |
| Theridion giganteum | |
| Theridion glaciale Lodovico di ..., 1934 | |
| Theridion glaucescens Lawrence Becker, 1879 | |
| Theridion goodnightorum Herbert Walt..., 1957 | |
| Theridion gracile | |
| Theridion grallator Simon, 1900 | Happy face spider |
| Theridion grandiosum Herbert Walt..., 1963 | |
| Theridion grecia Herbert Walt..., 1959 | Cobweb spiders |
| Theridion haleakalense Eugène Simon, 1900 | |
| Theridion hassleri Herbert Walt..., 1963 | |
| Theridion hemerobium Eugène Simon, 1914 | |
| Theridion hidalgo Herbert Walt..., 1957 | |
| Theridion hirsutum O. Pickard-C..., 1898 | |
| Theridion hirtum ♰ C. L. Koch, 1854 | |
| Theridion hispidum Octavius Pic..., 1898 | |
| Theridion hondurense Herbert Walt..., 1959 | Cobweb spiders |
| Theridion hopkinsi Lucien Berland, 1929 | |
| Theridion hotanense Zhu & Zhou, 1993 | |
| Theridion huanuco Herbert Walt..., 1963 | |
| Theridion humboldti Herbert Walt..., 1967 | |
| Theridion ignotum Keyserling, 1884 | |
| Theridion impegrum Eugen von Ke..., 1886 | |
| Theridion impressum (L. Koch, 1881) | ⇒ Phylloneta impressa Ludwig Carl ..., 1881 |
| Theridion incertissimum Lodovico di ..., 1954 | |
| Theridion incertum Octavius Pic..., 1885 | |
| Theridion incomtum Octavius Pic..., 1896 | Cobweb spiders |
| Theridion indicum Benoy Krishn..., 1977 | |
| Theridion inornatum (O. P.-Cambridge, 1861) | ⇒ Phycosoma inornatum Octavius Pic..., 1861 |
| Theridion intritum Bishop & Crosby, 1926 | |
| Theridion inversum ♰ J. Wunderlich, 1988 | |
| Theridion iramon Herbert Walt..., 1963 | |
| Theridion isorium Herbert Walt..., 1963 | |
| Theridion istokpoga Herbert Walt..., 1957 | Cobweb spiders |
| Theridion juno Bellvert & A..., 2021 | |
| Theridion kauaiense Eugène Simon, 1900 | |
| Theridion kawea Herbert Walt..., 1957 | |
| Theridion kentuckyense Keyserling, 1884 | |
| Theridion kentuckyensis | |
| Theridion kiliani Müller & Hei..., 1990 | |
| Theridion kochi Carl Friedri..., 1942 | |
| Theridion kollari Carl Ludwig ..., 1852 | |
| Theridion lago Herbert Walt..., 1963 | |
| Theridion lawrencei Willis J. Ge..., 1942 | |
| Theridion leechi Willis J. Ge..., 1942 | |
| Theridion leguiai Ralph Vary C..., 1916 | |
| Theridion leones Herbert Walt..., 1959 | |
| Theridion leviorum Willis J. Ge..., 1976 | |
| Theridion liliputanum | |
| Theridion limitatum Ludwig Carl ..., 1872 | |
| Theridion linaresense Herbert Walt..., 1963 | |
| Theridion llano Herbert Walt..., 1957 | |
| Theridion logan Levi & Patrick, 2013 | |
| Theridion longipedatum Carl Friedri..., 1942 | |
| Theridion longipes (Hasselt, 1882) | ⇒ Theridion longipedatum Carl Friedri..., 1942 |
| Theridion luteipes (O. P.-Cambridge, 1869) | ⇒ Nesticodes rufipes Lucas, 1846 |
| Theridion lutipes O. Pickard-C..., 1869 | |
| Theridion machu Herbert Walt..., 1963 | |
| Theridion macuchi Herbert Walt..., 1963 | |
| Theridion magdalenense Müller & Hei..., 1990 | |
| Theridion maranum Herbert Walt..., 1963 | |
| Theridion maron Herbert Walt..., 1963 | |
| Theridion martini Herbert Walt..., 1959 | |
| Theridion marxii | |
| Theridion mauiense Eugène Simon, 1900 | |
| Theridion melanosternon (Cândido Firm..., 1947) | ⇒ Theridion bisignatum Mello-Leitao, 1945 |
| Theridion melanostictum Octavius Pic..., 1876 | Cobweb weaver |
| Theridion melanurum Carl Wilhelm..., 1831 | Balsam fir |
| Theridion melinum Eugène Simon, 1900 | |
| Theridion metabolum Ralph Vary C..., 1936 | Cobweb spiders |
| Theridion metator Eugène Simon, 1907 | |
| Theridion michelbacheri Herbert Walt..., 1957 | |
| Theridion micheneri Herbert Walt..., 1963 | Cobweb spiders |
| Theridion minutissimum Eugen von Ke..., 1884 | Cobweb spiders |
| Theridion miranda Bellvert & A..., 2021 | |
| Theridion montanum (Emerton, 1882) | ⇒ Canalidion montanum James Henry ..., 1882 |
| Theridion monzonense Herbert Walt..., 1963 | |
| Theridion morulum (Octavius Pic..., 1898) | ⇒ Theridion eugeni Carl Friedri..., 1942 |
| Theridion munifex O. Pickard-C..., 1896 | |
| Theridion murarium James Henry ..., 1882 | |
| Theridion musivivum (Joachim Schmidt, 1956) | ⇒ Theridion musivivoides Joachim Schm..., 1995 |
| Theridion myersi Herbert Walt..., 1957 | |
| Theridion mystaceum Koch, 1870 | |
| Theridion mysteriosum Joachim Schmidt, 1971 | |
| Theridion nadleri Herbert Walt..., 1959 | |
| Theridion neomexicanum Richard C. B..., 1901 | |
| Theridion neshamini Herbert Walt..., 1957 | |
| Theridion nesticum (Herbert Walt..., 1963) | ⇒ Theridion teresae Herbert Walt..., 1963 |
| Theridion nigriceps Eugen von Ke..., 1891 | |
| Theridion nigroannulatum Eugen von Ke..., 1884 | Guinea ant |
| Theridion nigromaculatum Keyserling, 1884 | |
| Theridion nigrosacculatum Albert Tullgren, 1910 | |
| Theridion niveum Octavius Pic..., 1898 | |
| Theridion notabile Keyserling, 1891 | |
| Theridion nudum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion obnubilum | |
| Theridion odoratum Chuandian Zhu, 1998 | |
| Theridion ohlerti (Thorell, 1870) | ⇒ Ohlertidion ohlerti Tord Tamerla..., 1870 |
| Theridion ohlerti lundbecki (Sørensen, 1898) | ⇒ Ohlertidion lundbecki William Sør..., 1898 |
| Theridion olaup (Herbert Walt..., 1963) | ⇒ Kochiura olaup Levi, 1963 |
| Theridion omiltemi Herbert Walt..., 1959 | Cobweb spiders |
| Theridion onticolum Herbert Walt..., 1963 | |
| Theridion opertaneum Scudder, 1890 | |
| Theridion opolon Herbert Walt..., 1963 | |
| Theridion opuntia Herbert Walt..., 1963 | |
| Theridion orgea Herbert Walt..., 1967 | |
| Theridion orlando Archer, 1950 | |
| Theridion osprum Herbert Walt..., 1963 | |
| Theridion oswaldocruzi Herbert Walt..., 1963 | |
| Theridion ovale ♰ C. L. Koch, 1854 | |
| Theridion pallens (O. Pickard-C..., 1879) | ⇒ Paidiscura pallens John Blackwall, 1834 |
| Theridion pallidulum Carl Friedri..., 1942 | |
| Theridion pallidum (Walckenaer, 1842) | ⇒ Theridion pallidulum Carl Friedri..., 1942 |
| Theridion pallipes Keyserling, 1891 | |
| Theridion paraense Herbert Walt..., 1963 | |
| Theridion parvum Eugen von Ke..., 1884 | Guinea ant |
| Theridion pelaezi Herbert Walt..., 1963 | |
| Theridion pennsylvanicum James Henry ..., 1913 | |
| Theridion perkinsi Eugène Simon, 1900 | |
| Theridion pernambucum Herbert Walt..., 1963 | |
| Theridion perniciosum Keyserling, 1886 | |
| Theridion petraeum (Ludwig Carl ..., 1872) | ⇒ Theridion wiehlei Ehrenfried S..., 1938 |
| Theridion pico (Merrett & As..., 1989) | ⇒ Rugathodes pico Merrett & As..., 1989 |
| Theridion pictipes (Keyserling, 1884) | ⇒ Phylloneta pictipes Keyserling, 1884 |
| Theridion pictum (Charles Atha..., 1802) | ⇒ Theridion hemerobium Eugène Simon, 1914 |
| Theridion pierre Levi & Patrick, 2013 | |
| Theridion pigrum Eugen von Ke..., 1886 | |
| Theridion pinastri (Ludwig Carl ..., 1872) | ⇒ Theridion hotanense Zhu & Zhou, 1993 |
| Theridion pingue | |
| Theridion pires Herbert Walt..., 1963 | |
| Theridion piriformis Berland, 1938 | |
| Theridion placens Keyserling, 1884 | |
| Theridion plaumanni Herbert Walt..., 1963 | |
| Theridion portoricense Petrunkevitch, 1930 | |
| Theridion positivum Ralph Vary C..., 1924 | |
| Theridion posticatum Eugène Simon, 1900 | |
| Theridion praetextum Eugène Simon, 1900 | |
| Theridion prospero Bellvert & A..., 2021 | |
| Theridion punctipes James Henry ..., 1924 | |
| Theridion quadripartitum Eugen von Ke..., 1891 | |
| Theridion querulum Keyserling, 1891 | |
| Theridion rabuni Ralph Vary C..., 1944 | |
| Theridion rampum Herbert Walt..., 1963 | |
| Theridion rarum | |
| Theridion ravum Herbert Walt..., 1963 | |
| Theridion resum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion ricense Herbert Walt..., 1959 | |
| Theridion rossi Herbert Walt..., 1963 | |
| Theridion rothi Herbert Walt..., 1959 | |
| Theridion rubicundum F.O.Pickard-..., 1902 | |
| Theridion rubiginosum Eugen von Ke..., 1884 | Guinea ant |
| Theridion rubrum Eugen von Ke..., 1886 | |
| Theridion rurrenabaque Herbert Walt..., 1963 | |
| Theridion saanichum Ralph Vary C..., 1947 | |
| Theridion salvadorense Kraus, 1955 | |
| Theridion sanctum Herbert Walt..., 1959 | |
| Theridion santaanae Kraus, 1955 | |
| Theridion sardis Ralph Vary C..., 1944 | |
| Theridion schlingeri Herbert Walt..., 1963 | |
| Theridion schrammeli Herbert Walt..., 1963 | |
| Theridion senckenbergi Herbert Walt..., 1963 | |
| Theridion sertatum Eugène Simon, 1909 | |
| Theridion seximaculatum (Chuandian Zhu, 1998) | ⇒ Anelosimus seximaculatus Zhu, 1998 |
| Theridion sexmaculatum Keyserling, 1884 | |
| Theridion sexpunctatum (Emerton, 1915) | ⇒ Rugathodes sexpunctatus James Henry ..., 1882 |
| Theridion signatum Keyserling, 1891 | |
| Theridion sinaloa Herbert Walt..., 1959 | |
| Theridion soaresi Herbert Walt..., 1963 | |
| Theridion speratum | |
| Theridion stamotum Herbert Walt..., 1963 | |
| Theridion stannardi Herbert Walt..., 1963 | |
| Theridion strepitus Peck & Shear, 1987 | |
| Theridion striatum Eugen von Ke..., 1884 | Guinea ant |
| Theridion stylifrons Simon, 1894 | |
| Theridion styligerum Frederick Oc..., 1902 | |
| Theridion submissum Willis J. Ge..., 1936 | |
| Theridion subrotundum Eugen von Ke..., 1891 | |
| Theridion sulcifrons Wider, 1834 | |
| Theridion sycorax Bellvert & A..., 2021 | |
| Theridion taeniatum Keyserling, 1884 | |
| Theridion tayrona Müller & Hei..., 1990 | |
| Theridion tebanum Herbert Walt..., 1963 | |
| Theridion teresae Herbert Walt..., 1963 | |
| Theridion tesselatum Keyserling, 1884 | |
| Theridion tessellatum Tord Tamerla..., 1899 | Black carpenter ant |
| Theridion timpanogos Herbert Walt..., 1957 | |
| Theridion tinctorium Eugen von Ke..., 1891 | |
| Theridion tinctum (Charles Atha..., 1802) | ⇒ Platnickina tincta Walckenaer, 1802 |
| Theridion topo Herbert Walt..., 1963 | |
| Theridion torosum Eugen von Ke..., 1884 | Guinea ant |
| Theridion transgressum Alexander Pe..., 1911 | |
| Theridion transversum O. Pickard-C..., 1898 | |
| Theridion trepidum Octavius Pic..., 1898 | Cobweb spiders |
| Theridion triangulare Pelegrin Fra..., 1936 | |
| Theridion tristani Herbert Walt..., 1959 | Cobweb spiders |
| Theridion tubicola Carl Ludwig ..., 1859 | |
| Theridion tungurahua (Herbert Walt..., 1963) | ⇒ Exalbidion fungosum Keyserling, 1886 |
| Theridion turrialba Herbert Walt..., 1959 | Cobweb spiders |
| Theridion uber Eugen von Ke..., 1884 | Guinea ant |
| Theridion uhligi Martin, 1974 | |
| Theridion umbilicus Herbert Walt..., 1963 | |
| Theridion unanimum | |
| Theridion uncatum Frederick Oc..., 1902 | |
| Theridion undatum (Chuandian Zhu, 1998) | ⇒ Cryptachaea hirta Taczanowski, 1873 |
| Theridion urucum Herbert Walt..., 1963 | |
| Theridion utcuyacu Herbert Walt..., 1963 | |
| Theridion valleculum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion varians Carl Wilhelm..., 1833 | Red spruce |
| Theridion varians varians Hahn, 1833 | |
| Theridion variosoma ♰ J. Wunderlich, 1988 | |
| Theridion ventillans | |
| Theridion ventricosum William Jose..., 1916 | |
| Theridion vittatum O. Pickard-C..., 1894 | |
| Theridion vittatus C.L. Koch, 1836 | |
| Theridion volatile Keyserling, 1884 | |
| Theridion volubile Eugen von Ke..., 1884 | Guinea ant |
| Theridion vulvum Herbert Walt..., 1959 | Cobweb spiders |
| Theridion weyrauchi Herbert Walt..., 1963 | |
| Theridion whitcombi Sedgwick, 1973 | |
| Theridion wiehlei Ehrenfried S..., 1938 | |
| Theridion wunderlichi ♰ J. Wunderlich, 1988 | |
| Theridion yuma Herbert Walt..., 1963 | |
| Theridion zantholabio Arthur T. Ur..., 1886 | |
| Theridion zonarium Eugen von Ke..., 1884 | Guinea ant |
| Theridula casas Herbert Walt..., 1954 | |
| Theridula emertoni Herbert Walt..., 1954 | Emerton'S Bitubercled Cobweaver |
| Theridula faceta Octavius Pic..., 1894 | Cobweb spiders |
| Theridula gonygaster Eugène Simon, 1873 | Cobweb spiders |
| Theridula multiguttata Eugen von Ke..., 1886 | |
| Theridula nigerrima Alexander Pe..., 1911 | |
| Theridula nigrovittata Pickard-Camb..., 1894 | |
| Theridula opulenta (Charles Atha..., 1842) | ⇒ Theridula gonygaster Eugène Simon, 1873 |
| Theridula puebla Herbert Walt..., 1954 | Cobweb spiders |
| Theridula quadripunctata Keyserling, 1886 | |
| Theridula sexpupillata Cândido Firm..., 1941 | |
| Theridula theriella Embrik Strand, 1907 | Carpenter bees |
| Theridula triangularis Keyserling, 1886 | |
| Theridula tricornis Pickard-Camb..., 1896 | |
| Thymoites aloitus Herbert Walt..., 1964 | Crested anoda |
| Thymoites amprus Herbert Walt..., 1964 | Cobweb spiders |
| Thymoites anicus Herbert Walt..., 1964 | Crested anoda |
| Thymoites anserma Herbert Walt..., 1964 | Crested anoda |
| Thymoites banksi Elizabeth Ba..., 1948 | |
| Thymoites bellissimus Ludwig Carl ..., 1879 | |
| Thymoites bocaina Rodrigues & ..., 2015 | |
| Thymoites bogus Herbert Walt..., 1959 | Cobweb spiders |
| Thymoites boneti Herbert Walt..., 1959 | |
| Thymoites boquete Herbert Walt..., 1959 | Cobweb spiders |
| Thymoites bradti Herbert Walt..., 1959 | |
| Thymoites camano Herbert Walt..., 1957 | |
| Thymoites camaqua Rodrigues & ..., 2015 | |
| Thymoites cancellatus Cândido Firm..., 1943 | |
| Thymoites caracasa Simon, 1895 | |
| Thymoites caracasanus Eugène Simon, 1895 | Cobweb spiders |
| Thymoites chiapensis Herbert Walt..., 1959 | |
| Thymoites chickeringi Herbert Walt..., 1959 | Cobweb spiders |
| Thymoites confraternus Richard C. B..., 1898 | |
| Thymoites corus Herbert Walt..., 1959 | |
| Thymoites crassipes Keyserling, 1884 | Guinea ant |
| Thymoites cravilus Marques & Bu..., 1992 | |
| Thymoites cristal Rodrigues & ..., 2015 | |
| Thymoites delicatulus Herbert Walt..., 1959 | |
| Thymoites ebus Herbert Walt..., 1964 | Crested anoda |
| Thymoites elongatus Peng, Chang-..., 2008 | |
| Thymoites expulsus Willis J. Ge..., 1936 | |
| Thymoites gertrudae Müller & Hei..., 1990 | |
| Thymoites gibbithorax Eugène Simon, 1894 | |
| Thymoites guanicae Alexander Pe..., 1930 | |
| Thymoites ilhabela Rodrigues & ..., 2015 | |
| Thymoites illudens Willis J. Ge..., 1936 | |
| Thymoites ilvan Herbert Walt..., 1964 | Crested anoda |
| Thymoites incachaca Herbert Walt..., 1964 | Crested anoda |
| Thymoites indicatus Richard C. B..., 1929 | Cobweb spiders |
| Thymoites insignis O. Pickard-C..., 1897 | |
| Thymoites ipiranga Herbert Walt..., 1964 | Crested anoda |
| Thymoites iritus Herbert Walt..., 1964 | Crested anoda |
| Thymoites levii Gruia, 1973 | |
| Thymoites lobifrons Eugène Simon, 1894 | |
| Thymoites lori Herbert Walt..., 1964 | Crested anoda |
| Thymoites luculentus Eugène Simon, 1894 | Cobweb spiders |
| Thymoites machu Herbert Walt..., 1967 | |
| Thymoites maderae Willis J. Ge..., 1942 | Cobweb spiders |
| Thymoites maracayensis Herbert Walt..., 1964 | Crested anoda |
| Thymoites marxi Crosby, 1906 | |
| Thymoites matachic Herbert Walt..., 1959 | |
| Thymoites melloleitaoi Bristowe, 1938 | |
| Thymoites melloleitaoni William Syer..., 1938 | |
| Thymoites minero Roth, 1992 | |
| Thymoites minnesota Herbert Walt..., 1964 | Crested anoda |
| Thymoites mirus Herbert Walt..., 1964 | Crested anoda |
| Thymoites missionensis Herbert Walt..., 1957 | Cobweb spiders |
| Thymoites murici Rodrigues & ..., 2015 | |
| Thymoites nevada Müller & Hei..., 1990 | |
| Thymoites notabilis Herbert Walt..., 1959 | Cobweb spiders |
| Thymoites oleatus Ludwig Carl ..., 1879 | |
| Thymoites orilla Herbert Walt..., 1959 | |
| Thymoites pallidus James Henry ..., 1913 | |
| Thymoites palo Herbert Walt..., 1967 | |
| Thymoites peruanus Eugen von Ke..., 1886 | |
| Thymoites piarco Herbert Walt..., 1959 | |
| Thymoites pictipes Richard C. B..., 1904 | |
| Thymoites pinheiral Rodrigues & ..., 2015 | |
| Thymoites piratini Rodrigues & ..., 2015 | |
| Thymoites prolatus Herbert Walt..., 1959 | Cobweb spiders |
| Thymoites promatensis Lise & Silva, 2009 | |
| Thymoites puer Cândido Firm..., 1941 | |
| Thymoites ramon Herbert Walt..., 1964 | Crested anoda |
| Thymoites rarus Eugen von Ke..., 1886 | |
| Thymoites reservatus Herbert Walt..., 1959 | Cobweb spiders |
| Thymoites sanctus Ralph Vary C..., 1916 | Bicolor cactussnail |
| Thymoites sarasota Herbert Walt..., 1957 | |
| Thymoites sclerotis Herbert Walt..., 1957 | |
| Thymoites simla Herbert Walt..., 1959 | |
| Thymoites simplex Elizabeth Ba..., 1940 | |
| Thymoites struthio Eugène Simon, 1895 | |
| Thymoites stylifrons Eugène Simon, 1894 | Cobweb spiders |
| Thymoites tabuleiro Rodrigues & ..., 2015 | |
| Thymoites taiobeiras Rodrigues & ..., 2015 | |
| Thymoites unimaculatus James Henry ..., 1882 | |
| Thymoites unisignatus Eugène Simon, 1894 | |
| Thymoites urubamba Herbert Walt..., 1967 | |
| Thymoites verus Herbert Walt..., 1959 | |
| Thymoites villarricaensis Herbert Walt..., 1964 | Crested anoda |
| Thymoites vivum O. Pickard-C..., 1899 | |
| Thymoites vivus Octavius Pic..., 1899 | Cobweb spiders |
| Tidarren afrum Knoflach & A..., 2006 | |
| Tidarren fordum Keyserling, 1884 | |
| Tidarren haemorrhoidale Philip Bertkau, 1880 | Cobweb spiders |
| Tidarren migrans | |
| Tidarren mixtum (Octavius Pic..., 1896) | ⇒ Tidarren haemorrhoidale Philip Bertkau, 1880 |
| Tidarren passivum | |
| Tidarren probum O. Pickard-C..., 1899 | |
| Tidarren sisyphoides Charles Atha..., 1842 | Cobweb spiders |
| Wamba congener Octavius Pic..., 1896 | |
| Wamba crispulus Eugène Simon, 1895 | |
| Wamba panamensis Herbert Walt..., 1959 | |
