THERIDIIDAE

   Achaearanea trapezoidalis (Taczanowski, 1873) [Munévar et al., 2020]

   Anelosimus eximius (Keyserling, 1884)        

    Anelosimus inhandava Agnarsson, 2005

    Anelosimus jucundus (O. P.-Cambridge, 1896)

    Anelosimus lorenzo Fowler & Levi, 1979

    Anelosimus misiones Agnarsson, 2005     

    Anelosimus studiosus (Hentz, 1850)

  Anelosimus vierae Agnarsson, 2012 [Zapata & Grismado, 2015] 

    Argyrodes elevatus Taczanowski, 1873    

    Argyrodes nephilae Taczanowski, 1873

    Ariamnes attenuatus O. P.-Cambridge, 1881

    Ariamnes longissimus Keyserling, 1891

   Chrysso nigrosterna Keyserling, 1891 [Munévar et al., 2020]

   Chrosiotes niteroi Levi, 1964 [Zapata & Grismado, 2015]     

   Chrysso pulcherrima (Mello-Leitão, 1917) [Pantropical]

    Chrysso rubrovittata (Keyserling, 1884)

    Chrysso vexabilis Keyserling, 1884

   Coleosoma acutiventer (Keyserling, 1884) [Zapata & Grismado, 2015] 

    Coleosoma blandum O. P.-Cambridge, 1882 [Cosmopolita]

    Coleosoma floridanum Banks, 1900 [Pantropical]

    Coscinida tibialis Simon, 1895 [Pantropical]

    Craspedisia cornuta (Keyserling, 1891) [Munévar et al., 2020]

   Cryptachaea altiventer (Keyserling, 1884)

  Cryptachaea amazonas Buckup, Marques & Rodrigues, 2012 [Nadal et al., 2018]

    Cryptachaea bellula (Keyserling, 1891)

    Cryptachaea blattea (Urquhart, 1886) [Cosmopolita]

    Cryptachaea catita Rodrigues & Poeta, 2015 [Zapata & Grismado, 2015]  

  Cryptachaea digitus (Buckup & Marques, 2006) [Nadal et al., 2018]

    Cryptachaea hirta (Taczanowski, 1873)

    Cryptachaea jequirituba (Levi, 1963)

    Cryptachaea passiva (Keyserling, 1891) [Munévar et al., 2020]

  Cryptachaea pinguis (Keyserling, 1886) [Nadal et al., 2018]

    Cryptachaea rioensis (Levi, 1963) [Zapata & Grismado, 2015] 

   Dipoena chillana Levi, 1963 [Aisen et al. 2017]

    Dipoena granulata (Keyserling, 1886) [Zapata & Grismado, 2015] 

    Dipoena longiventris (Simon, 1905)

    Dipoena mendoza Levi, 1967

  Dipoena olivenca Levi, 1963 [Nadal et al., 2018]

   Dipoena pallisteri Levi, 1963 [Nadal et al., 2018]

  Dipoena plaumanni Levi, 1963 [Munévar et al., 2020]

   Dipoena pumicata (Keyserling, 1886) [Zapata & Grismado, 2015] 

  Dipoena santacatarinae Levi, 1963 [Munévar et al., 2020]

   Dipoenata balboae (Chickering, 1943) [Nadal et al., 2018]

   Dipoenata conica (Chickering, 1943) [Munévar et al., 2020]

   Dipoenata morosa (Bryant, 1948) [Nadal et al., 2018]

    Echinotheridion andresito Ramírez & González, 1999    

    Echinotheridion cartum Levi, 1963

    Emertonella taczanowskii (Keyserling, 1886)      

    Episinus porteri (Simon, 1901)     

    Euryopis camis Levi, 1963 [Grismado et al., 2014]

    Euryopis elenae González, 1991

    Euryopis estebani González, 1991

    Euryopis promo González, 1991

    Euryopis spinifera (Mello-Leitão, 1944)

    Euryopis talaveraensis González, 1991    

    Euryopis tribulata Simon, 1905

  Exalbidion fungosum (Keyserling, 1886) [Zapata & Grismado, 2015]   

    Faiditus acuminatus (Keyserling, 1891)

   Faiditus alticeps (Keyserling, 1891) [Achitte Schmutzler et al., 2016]

   Faiditus americanus (Taczanowski, 1874) [López Carrión et al. 2017]

    Faiditus amplifrons (O. P.-Cambridge, 1880)      

    Faiditus caudatus (Taczanowski, 1874)

    Faiditus chicaensis (González & Carmen, 1996)

    Faiditus iguazuensis (González & Carmen, 1996)

    Faiditus laraensis (González & Carmen, 1996)   

    Faiditus mariae (González & Carmen, 1996)      

    Faiditus morretensis (González & Carmen, 1996)

    Faiditus nataliae (González & Carmen, 1996)     

    Faiditus vadoensis (González & Carmen, 1996)

    Faiditus yacuiensis (González & Carmen, 1996)

    Faiditus yutoensis (González & Carmen, 1996)   

    Guaraniella bracata Baert, 1984 [Aisen et al. 2017]

    Guaraniella mahnerti Baert, 1984

   Janula erythrophthalma (Simon, 1894) [Achitte Schmutzler et al., 2016]

   Kochiura rosea (Nicolet, 1849) [Nadal et al., 2018]

    Latrodectus antheratus (Badcock, 1932)

    Latrodectus corallinus Abalos, 1980

    Latrodectus curacaviensis (Müller, 1776)

    Latrodectus diaguita Carcavallo, 1960     

    Latrodectus geometricus C. L. Koch, 1841 [Cosmopolita]

    Latrodectus mirabilis (Holmberg, 1876)

    Latrodectus quartus Abalos, 1980

    Latrodectus variegatus Nicolet, 1849

    Neopisinus fiapo Marques, Buckup & Rodrigues, 2011 [Munévar et al., 2020] 

    Neospintharus rioensis (Exline & Levi, 1962)     

    Nesticodes rufipes (Lucas, 1846) [Pantropical]

    Nihonhimea tesselata (Keyserling, 1884) [Transf. por Yoshida, 2016]

    Parasteatoda tepidariorum (C. L. Koch, 1841) [López Lezama et al., 2017, cosmpolita]

    Pholcomma micropunctatum (Mello-Leitão, 1941)

   Phoroncidia cribrata (Simon, 1893)  [Rubio, 2015]

    Phycosoma altum (Keyserling, 1886)      

    Platnickina mneon (Bösenberg & Strand, 1906) [Pantropical]

    Rhomphaea cona (González & Carmen, 1996)   

    Rhomphaea fictilium (Hentz, 1850)

    Rhomphaea oris (González & Carmen, 1996)

    Rhomphaea palmarensis (González & Carmen, 1996)

    Rhomphaea pignalitoensis (González & Carmen, 1996)

    Rhomphaea procera (O. P.-Cambridge, 1898)    

    Rhomphaea projiciens O. P.-Cambridge, 1896   

    Selkirkiella luisi (Levi, 1967) [Kun & Ojeda, 2015]

    Selkirkiella ventrosa (Nicolet, 1849)

    Selkirkiella wellingtoni (Levi, 1967) [Kun & Ojeda, 2015]

    Steatoda albomaculata (De Geer, 1778) [Cosmopolita]

    Steatoda ancorata (Holmberg, 1876) [Grismado et al., 2014]

   Steatoda bipunctata (Linnaeus, 1758) [Lavery, 2017]

    Steatoda diamantina Levi, 1962

    Steatoda erigoniformis (O.P.-Cambridge, 1872) [Pantropical]

    Steatoda grossa (C. L. Koch, 1838) [Cosmopolita]

    Steatoda iheringi (Keyserling, 1886)

    Steatoda retorta González, 1987

    Steatoda sabulosa (Tullgren, 1901)

    Steatoda triangulosa (Walckenaer, 1802) [Cosmopolita]

    Stemmops belavista Marques & Buckup, 1996 [Munévar et al., 2020]

    Styposis selis Levi, 1964 [Munévar et al., 2020]

    Theridion amarga Levi, 1967

    Theridion ampascachi Mello-Leitão, 1941

    Theridion apostoli Mello-Leitão, 1945     

    Theridion bergi Levi, 1963       

    Theridion bisignatus (Mello-Leitão, 1945) [Buckup et al., 2010]

    Theridion calcynatum Holmberg, 1876

    Theridion exlineae Levi, 1963 [Grismado & Weigel Muñoz, 2024] 

     Theridion opuntia Levi, 1963 [Nadal et al., 2018]

   Theridion positivum Chamberlin, 1924 [López Lezama, 2017]

    Theridion tinctorium Keyserling, 1891

    Theridion umbilicus Levi, 1963 [Munévar et al., 2020]

    Theridion volubile Keyserling, 1884 [Munévar et al., 2020]

    Theridula gonygaster (Simon, 1873) [Cosmopolita]

    Theridula opulenta (Walckenaer, 1841) [Cosmopolita]

    Thwaitesia affinis O. Pickard-Cambridge, 1882 [Rubio et al., 2012]

   Thwaitesia bracteata (Exline, 1950) [Achitte Schmutzler et al., 2016]

    Thymoites cancellatus Mello-Leitão, 1943

    Thymoites puer (Mello-Leitão, 1941)

    Tidarren haemorrhoidale (Bertkau, 1880)

    Tidarren sisyphoides (Walckenaer, 1841)

   Wamba congener O. Pickard-Cambridge, 1896 [Zapata & Grismado, 2015] 

     Wamba crispulus (Simon, 1895)

    Wirada sigillata Lise, Silva & Bertoncello, 2009 [Zapata & Grismado, 2015]