Theridiidae Sundevall, 1833

48 genera and 288 species (13 species introduced and 1 species as uncertain)

• Achaearanea hieroglyphica (Mello-Leitão, 1940) | Pe

• Achaearanea inopinata Brignoli, 1972 | Ve

• Achaearanea tingo Levi, 1963 | Pe

• Achaearanea trapezoidalis (Taczanowski, 1873) | Pe

• Ameridion colima (Levi, 1959) | Ec

• Ameridion marvum (Levi, 1959) | Ve

• Ameridion petrum (Levi, 1959) | Pe

• Ameridion unanimum (Keyserling, 1891) | Ve

• Anelosimus baeza Agnarsson, 2006 | Co, Ve, Ec, Pe

• Anelosimus chickeringi Levi, 1956 | Pe

• Anelosimus domingo Levi, 1963 | Co, Ec, Pe

• Anelosimus elegans Agnarsson, 2006 | Co, Ec, Pe

• Anelosimus eximius (Keyserling, 1884) | Co, Ve, Ec, Pe, Bo

• Anelosimus guacamayos Agnarsson, 2006 | Ec

• Anelosimus jucundus (O. Pickard-Cambridge, 1896) | Co

• Anelosimus oritoyacu Agnarsson, 2006 | Ec

• Anelosimus rupununi Levi, 1956 | Pe

• Anelosimus studiosus (Hentz, 1850) | Co, Ve, Ec

• Anelosimus tosum (Chamberlin, 1916) | Co, Ec, Pe

• Argyrodes elevatus Taczanowski, 1873 | Co, Ve, Ec, Pe

• Argyrodes lucmae Chamberlin, 1916 | Pe

• Argyrodes nephilae Taczanowski, 1873 | Co, Ve, Ec

• Argyrodes weyrauchi Exline & Levi, 1962 | Co, Pe

• Ariamnes attenuatus O. Pickard-Cambridge, 1881 | Co, Ve, Pe, Bo

• Ariamnes longissimus Keyserling, 1891 | Pe

• Ariamnes schlingeri (Exline & Levi, 1962) | Pe

• Audifia laevithorax Keyserling, 1884 | Bo

• Cabello eugeni Levi, 1964 | Ve

• Cerocida strigosa Simon, 1894 | Ve

• Chrosiothes albostriatus (Simon, 1895) | Pe

• Chrosiothes niteroi Levi, 1964 | Bo

• Chrosiothes silvaticus Simon, 1894 | Co, Ve, Ec

• Chrysso albomaculata O. Pickard-Cambridge, 1882 | Co, Pe

• Chrysso barrosmachadoi Caporiacco, 1955 | Ve

• Chrysso cambridgei (Petrunkevitch, 1911) | Ve

• Chrysso compressa (Keyserling, 1884) | Pe

• Chrysso diplosticha Chamberlin & Ivie, 1936 | Pe

• Chrysso ecuadorensis Levi, 1957 | Co, Ec, Bo

• Chrysso huanuco Levi, 1957 | Pe

• Chrysso mariae Levi, 1957 | Pe

• Chrysso nigriceps Keyserling, 1884 | Co, Ec

• Chrysso simoni Levi, 1962 | Ve

• Chrysso sulcata (Keyserling, 1884) | Pe, Bo

• Chrysso vexabilis Keyserling, 1884 | Co

• Chrysso vittatula (Roewer, 1942) | Co, Pe, Bo

• Coleosoma acutiventer (Keyserling, 1884) | Co, Ve, Ec, Pe

• Coleosoma floridanum Banks, 1900 | Co, Ve, Ec, Pe

• Coleosoma normale Bryant, 1944 | Ve

• Cryptachaea alacris (Keyserling, 1884) | Co, Ve

• Cryptachaea anastema (Levi, 1963) | Ve

• Cryptachaea banosensis (Levi, 1963) | Ec

• Cryptachaea benivia Rodrigues & Poeta, 2015 | Bo

• Cryptachaea brescoviti Buckup, Marques & Rodrigues, 2010 | Bo

• Cryptachaea caliensis (Levi, 1963) | Co, Ec

• Cryptachaea caqueza (Levi, 1963) | Co

• Cryptachaea dromedariformis (Roewer, 1942) | Ec, Pe

• Cryptachaea gigantea (Keyserling, 1884) | Pe

• Cryptachaea hirta (Taczanowski, 1873) | Co, Ve, Pe

• Cryptachaea kaspi (Levi, 1963) | Pe

• Cryptachaea koepckei (Levi, 1963) | Pe

• Cryptachaea lavia Rodrigues & Poeta, 2015 | Bo

• Cryptachaea maldonado Buckup, Marques & Rodrigues, 2012 | Pe

• Cryptachaea migrans (Keyserling, 1884) | Ve, Ec, Pe, Bo

• Cryptachaea milagro (Levi, 1963) | Ec

• Cryptachaea orana (Levi, 1963) | Ec

• Cryptachaea paquisha Rodrigues & Poeta, 2015 | Pe

• Cryptachaea pilaton (Levi, 1963) | Ec

• Cryptachaea rostrata (O. Pickard-Cambridge, 1896) | Ve

• Cryptachaea taeniata (Keyserling, 1884) | Co, Ve, Pe

• Cryptachaea tambopata Rodrigues & Poeta, 2015 | Pe

• Cryptachaea tovarensis (Levi, 1963) | Ve

• Cryptachaea trinidensis (Levi, 1959) | Pe

• Dipoena anas Levi, 1963 | Co

• Dipoena atlantica Chickering, 1943 | Ve, Pe, Bo

• Dipoena augara Levi, 1963 | Ve

• Dipoena banksi Chickering, 1943 | Ve

• Dipoena beni Levi, 1963 | Bo

• Dipoena cornuta Chickering, 1943 | Bo

• Dipoena duodecimpunctata Chickering, 1943 | Ve

• Dipoena esra Levi, 1963 | Pe

• Dipoena hortoni Chickering, 1943 | Ve

• Dipoena kuyuwini Levi, 1963 | Ve, Bo

• Dipoena militaris Chickering, 1943 | Ve

• Dipoena pallisteri Levi, 1963 | Pe

• Dipoena peruensis Levi, 1963 | Pe

• Dipoena rubella (Keyserling, 1884) | Pe

• Dipoena seclusa Chickering, 1948 | Ve

• Dipoena tingo Levi, 1963 | Pe

• Dipoena tiro Levi, 1963 | Ve

• Dipoena tropica Chickering, 1943 | Co

• Dipoena woytkowskii Levi, 1963 | Ve, Pe

• Dipoenata balboae (Chickering, 1943) | Ve

• Echinotheridion elicolum Levi, 1963 | Ve

• Echinotheridion otlum Levi, 1963 | Ec

• Emertonella taczanowskii (Keyserling, 1886) | Co, Pe

• Enoplognatha juninensis (Keyserling, 1884) | Pe

• Enoplognatha peruviana Chamberlin, 1916 | Pe

• Enoplognatha puno Levi, 1962 | Pe

• Episinus bimucronatus (Simon, 1895) | Ve

• Episinus immundus (Keyserling, 1884) | Pe

• Euryopis boliviensis Rodrigues, Marta & Figueiredo, 2021 | Bo

• Euryopis lineatipes O. Pickard-Cambridge, 1893 | Co

• Euryopis pickardi Levi, 1963 | Ec, Pe

• Euryopis spinigera O. Pickard-Cambridge, 1895 | Co

• Exalbidion barroanum (Levi, 1959) | Ec

• Exalbidion fungosum (Keyserling, 1886) | Ve, Ec, Pe

• Exalbidion rufipunctum (Levi, 1959) | Ec

• Exalbidion sexmaculatum (Keyserling, 1884) | Ve

• Faiditus altus (Keyserling, 1891) | Ve

• Faiditus americanus (Taczanowski, 1874) | Pe

• Faiditus amplifrons (O. Pickard-Cambridge, 1880) | Pe, Bo

• Faiditus atopus (Chamberlin & Ivie, 1936) | Co, Ve, Ec

• Faiditus caudatus (Taczanowski, 1874) | Co, Ve, Ec, Pe

• Faiditus cochleaformus (Exline, 1945) | Co, Ec, Pe

• Faiditus convolutus (Exline & Levi, 1962) | Pe

• Faiditus cordillera (Exline, 1945) | Co, Ec

• Faiditus dracus (Chamberlin & Ivie, 1936) | Ve, Ec

• Faiditus globosus (Keyserling, 1884) | Ec

• Faiditus peruensis (Exline & Levi, 1962) | Pe

• Faiditus proboscifer (Exline, 1945) | Ec, Pe

• Faiditus rossi (Exline & Levi, 1962) | Co

• Faiditus spinosus (Keyserling, 1884) | Ve, Pe

• Faiditus subflavus (Exline & Levi, 1962) | Pe

• Faiditus sullana (Exline, 1945) | Pe

• Faiditus ululans (O. Pickard-Cambridge, 1880) | Ve

• Faiditus woytkowskii (Exline & Levi, 1962) | Pe

• Glebych minutissimus Eskov & Marusik, 2021 | Pe

• Helvibis brasiliana (Keyserling, 1884) | Pe

• Helvibis germaini Simon, 1895 | Pe

• Helvibis rossi Levi, 1964 | Pe

• Helvibis thorelli Keyserling, 1884 | Pe

• Helvibis tingo Levi, 1964 | Pe

• Hentziectypus rafaeli (Buckup & Marques, 1991) | Bo

• Hentziectypus tayrona Buckup, Marques & Rodrigues, 2012 | Co

• Janula bicruciata (Simon, 1895) | Bo

• Janula cuzco (Levi, 1967) | Pe

• Janula erythrophthalma (Simon, 1894) | Ve, Bo

• Janula jimmyi (Chavari & Brescovit, 2014) | Co

• Janula malachina (Simon, 1895) | Pe

• Janula moyobamba (Levi, 1964) | Pe

• Janula nebulosa (Simon, 1895) | Bo

• Janula salobrensis (Simon, 1895) | Ve

• Janula zurlus (Levi, 1964) | Ve

• Lasaeola donaldi (Chickering, 1943) | Ve

• Lasaeola spinithorax (Keyserling, 1886) | Pe

• Latrodectus apicalis Butler, 1877 | Ec

• Latrodectus curacaviensis (Müller, 1776) | Co, Ve, Ec

• Latrodectus garbae Rueda & Realpe, 2021 | Co

• Latrodectus hurtadoi Rueda & Realpe, 2021 | Co

• Neopisinus cognatus (O. Pickard-Cambridge, 1893) | Ec, Pe

• Neopisinus longipes (Keyserling, 1884) | Pe

• Neopisinus bruneoviridis (Mello-Leitão, 1948) | Co

• Neospintharus obscurus (Keyserling, 1884) | Pe

• Neospintharus parvus Exline, 1950 | Ec

• Nihonhimea tesselata (Keyserling, 1884) | Co, Pe

• Parasteatoda nigrovittata (Keyserling, 1884) | Co, Ve, Ec, Pe, Bo

• Paratheridula perniciosa (Keyserling, 1886) | Co

• Phoroncidia flavolimbata (Simon, 1893) | Ec

• Phoroncidia gira Levi, 1964 | Ve

• Phoroncidia moyobamba Levi, 1964 | Pe

• Phoroncidia ravot Levi, 1964 | Ve

• Phoroncidia saboya Levi, 1964 | Co

• Phoroncidia scutellata (Taczanowski, 1879) | Pe

• Phoroncidia scutula (Nicolet, 1849) | Bo

• Phoroncidia studo Levi, 1964 | Pe

• Phycosoma altum (Keyserling, 1886) | Co, Pe

• Phycosoma lineatipes (Bryant, 1933) | Pe

• Platnickina adamsoni (Berland, 1934) | Ve

• Rhomphaea brasiliensis Mello-Leitão, 1920 | Ve

• Rhomphaea metaltissima Soares & Camargo, 1948 | Ve

• Rhomphaea paradoxa (Taczanowski, 1873) | Ve

• Rhomphaea procera (O. Pickard-Cambridge, 1898) | Ve

• Rhomphaea projiciens O. Pickard-Cambridge, 1896 | Ec, Pe

• Steatoda ancorata (Holmberg, 1876) | Co, Ve, Pe, Bo

• Steatoda andina (Keyserling, 1884) | Ve, Ec, Pe

• Steatoda chinchipe Levi, 1962 | Ec, Pe

• Steatoda marta Levi, 1962 | Co

• Steatoda moesta (O. Pickard-Cambridge, 1896) | Pe

• Steatoda quadrimaculata (O. Pickard-Cambridge, 1896) | Ve

• Steatoda sabulosa (Tullgren, 1901) | Bo

• Steatoda variipes (Keyserling, 1884) | Pe

• Stemmops caranavi Marques & Buckup, 1996 | Bo

• Stemmops questus Levi, 1955 | Ve

• Stemmops subtilis (Simon, 1895) | Ve

• Styposis clausis Levi, 1960 | Co

• Styposis colorados Levi, 1964 | Ec

• Styposis flavescens Simon, 1894 | Ve

• Styposis rancho Levi, 1960 | Ve

• Theridion aragua Levi, 1963 | Ve

• Theridion beebei Levi, 1963 | Ve

• Theridion botanicum Levi, 1963 | Ve

• Theridion calcynatum Holmberg, 1876 | Co, Ve, Ec, Pe, Bo

• Theridion chacoense Levi, 1963 | Bo

• Theridion choroni Levi, 1963 | Ve

• Theridion coldeniae Baert & Maelfait, 1986 | Ec

• Theridion costaricaense Levi, 1963 | Ve

• Theridion ecuadorense Levi, 1963 | Ec

• Theridion evexum Keyserling, 1884 | Co, Ve

• Theridion exlineae Levi, 1963 | Ec, Pe

• Theridion fastosum Keyserling, 1884 | Ec, Pe

• Theridion frizzellorum Levi, 1963 | Co, Ve, Ec

• Theridion grandiosum Levi, 1963 | Pe

• Theridion grecia Levi, 1959 | Ve

• Theridion hispidum O. Pickard-Cambridge, 1898 | Co, Ve, Ec

• Theridion huanuco Levi, 1963 | Pe

• Theridion humboldti Levi, 1967 | Pe

• Theridion iramon Levi, 1963 | Co, Ec

• Theridion isorium Levi, 1963 | Pe

• Theridion kiliani Müller & Heimer, 1990 | Co

• Theridion lago Levi, 1963 | Ec

• Theridion leguiai Chamberlin, 1916 | Co, Pe

• Theridion longipedatum Roewer, 1942 | Co

• Theridion machu Levi, 1963 | Pe

• Theridion macuchi Levi, 1963 | Ec

• Theridion magdalenense Müller & Heimer, 1990 | Co

• Theridion maranum Levi, 1963 | Ve

• Theridion minutissimum Keyserling, 1884 | Pe

• Theridion monzonense Levi, 1963 | Pe

• Theridion mysteriosum Schmidt, 1971 | Ec

• Theridion nigroannulatum Keyserling, 1884 | Ec, Pe

• Theridion onticolum Levi, 1963 | Pe

• Theridion osprum Levi, 1963 | Ve

• Theridion parvum Keyserling, 1884 | Pe

• Theridion plaumanni Levi, 1963 | Ve

• Theridion positivum Chamberlin, 1924 | Ve, Ec, Pe

• Theridion rampum Levi, 1963 | Ve, Pe

• Theridion ravum Levi, 1963 | Ve

• Theridion rossi Levi, 1963 | Pe

• Theridion rurrenabaque Levi, 1963 | Bo

• Theridion schlingeri Levi, 1963 | Pe

• Theridion senckenbergi Levi, 1963 | Ve

• Theridion stamotum Levi, 1963 | Ve

• Theridion strepitus Peck & Shear, 1987 | Ec

• Theridion tayrona Müller & Heimer, 1990 | Co

• Theridion tebanum Levi, 1963 | Ve

• Theridion topo Levi, 1963 | f | Ecua

• Theridion torosum Keyserling, 1884 | Pe

• Theridion utcuyacu Levi, 1963 | Pe

• Theridion volubile Keyserling, 1884 | Ve, Ec, Pe

• Theridion weyrauchi Levi, 1963 | Pe

• Theridion zonarium Keyserling, 1884 | Pe

• Theridula gonygaster (Simon, 1873) | Co, Ec, Pe

• Theridula nigerrima (Petrunkevitch, 1911) | Ec, Pe

• Theridula opulenta (Walckenaer, 1841) | Co

• Thwaitesia affinis O. Pickard-Cambridge, 1882 | Co, Ve, Ec, Pe

• Thwaitesia bracteata (Exline, 1950) | Co, Ec, Pe, Bo

• Thwaitesia splendida Keyserling, 1884 | Co

• Thymoites anserma Levi, 1964 | Co

• Thymoites caracasanus (Simon, 1895) | Ve, Ec

• Thymoites confraternus (Banks, 1898) | Ve, Ec, Pe

• Thymoites crassipes Keyserling, 1884 | Pe

• Thymoites delicatulus (Levi, 1959) | Co, Ve

• Thymoites gertrudae Müller & Heimer, 1990 | Co

• Thymoites gibbithorax (Simon, 1894) | Ve

• Thymoites illudens (Gertsch & Mulaik, 1936) | Co

• Thymoites incachaca Levi, 1964 | Bo

• Thymoites lobifrons (Simon, 1894) | Ve

• Thymoites lori Levi, 1964 | Pe

• Thymoites machu Levi, 1967 | Pe

• Thymoites maracayensis Levi, 1964 | Ve

• Thymoites nevada Müller & Heimer, 1990 | Co

• Thymoites pallidus (Emerton, 1913) | Ve

• Thymoites peruanus (Keyserling, 1886) | Pe

• Thymoites ramon Levi, 1964 | Pe

• Thymoites sanctus (Chamberlin, 1916) | Pe

• Thymoites struthio (Simon, 1895) | Ve, Bo

• Thymoites stylifrons (Simon, 1894) | Ve

• Thymoites unisignatus (Simon, 1894) | Co, Ve

• Thymoites urubamba Levi, 1967 | Pe

• Tidarren haemorrhoidale (Bertkau, 1880) | Co, Ve, Ec, Pe

• Tidarren sisyphoides (Walckenaer, 1841) | Co, Pe

• Wamba panamensis (Levi, 1959) | Ec

• Wirada punctata Keyserling, 1886 | Ve, Ec, Pe

• Wirada tovarensis Simon, 1895 | Ve