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Checklist for Family Theridiidae Sundevall, 1833 (Cobweb And Widow Spiders)
and region Ecuador (Northern South America)


Class
 
Arachnida
Lamarck, 1801
Arachnids
262
1065
2583
Families
Genera
Species
 
Taxom
 

Subclass
 
Micrura
Ehrenberg, 1831
219
869
2243
Families
Genera
Species
 
Taxom
 

Infraclass
 
Megoperculata
Börner, 1902
72
559
1623
Families
Genera
Species
 
Taxom
 

Order
 
Araneae
Clerck, 1757
Spider, Spiders, True Spiders
68
550
1611
Families
Genera
Species
 
Taxom
 

Suborder
 
Araneomorphae
Smith, 1902
True Spiders
56
501
1423
Families
Genera
Species
 
Taxom
 

Infraorder
 
Araneomorphi
Smith, 1902
55
500
1422
Families
Genera
Species
 
Taxom
 

Superfamily
 
Araneoidea
Latreille, 1806
10
152
553
Families
Genera
Species
 
Taxom
 
FamilyTheridiidae
Sundevall, 1833
Cobweb And Widow Spiders, Cobweb spider, Cobweb spiders
42
143
Genera
Species
 
Taxom
 


Genera for Ecuador
42 Genera with 143 Species
#ACDEFHLMNPRSTW
Achaearanea Strand, 18737SpeciesTaxom
Ameridion Wunderlich, 18914SpeciesTaxom
Anelosimus Simon, 2006Social cobweb spiders11SpeciesTaxom
Argyrodes Simon, 1842Dewdrop spiders1SpeciesTaxom
Ariamnes Thorell, 1869
Whip spiders0SpeciesTaxom
Cerocida Simon, 1894
0SpeciesTaxom
Chrosiothes Simon, 18941SpeciesTaxom
Chrysso O. P.-Cambridge, 1942Comb-footed Spiders6SpeciesTaxom
Coleosoma O. P.-Cambridge, 19002SpeciesTaxom
Cryptachaea Archer, 1959cobweb spiders10SpeciesTaxom
Dipoena Thorell, 19434SpeciesTaxom
Echinotheridion Levi, 19631SpeciesTaxom
Episinus Walckenaer, 18931SpeciesTaxom
Euryopis Menge, 19631SpeciesTaxom
Exalbidion Wunderlich, 19593SpeciesTaxom
Faiditus Keyserling, 188011SpeciesTaxom
Helvibis Keyserling, 1884
0SpeciesTaxom
Latrodectus Walckenaer, 1849Black widow spider16SpeciesTaxom
Melychiopharis Simon, 20242SpeciesTaxom
Meotipa Simon, 19171SpeciesTaxom
Neopisinus Marques, Buc..., 18931SpeciesTaxom
Neospintharus Exline, 19501SpeciesTaxom
Neottiura Menge, 17671SpeciesTaxom
Nesticodes Archer, 18461SpeciesTaxom
Nihonhimea Yoshida, 18841SpeciesTaxom
Parasteatoda Archer, 1884Comb-Clawed Spider3SpeciesTaxom
Paratheridula Levi, 18861SpeciesTaxom
Phoroncidia Westwood, 19642SpeciesTaxom
Phycosoma O. P.-Cambridge, 18861SpeciesTaxom
Rhomphaea L. Koch, 18963SpeciesTaxom
Spintharus Hentz, 18501SpeciesTaxom
Steatoda Sundevall, 1875False black widows7SpeciesTaxom
Stemmops O. P.-Cambridge, 19553SpeciesTaxom
Styposis Simon, 19641SpeciesTaxom
Theonoe Simon, 19061SpeciesTaxom
Theridion Walckenaer, 1884Tangle-Web Spiders19SpeciesTaxom
Theridula Emerton, 19112SpeciesTaxom
Thwaitesia O. P.-Cambridge, 19502SpeciesTaxom
Thymoites Keyserling, 19424SpeciesTaxom
Tidarren Chamberlin &..., 18422SpeciesTaxom
Wamba O. P.-Cambridge, 19593SpeciesTaxom
Wirada Keyserling, 18861SpeciesTaxom


Species list for Ecuador
143 Species
Achaearanea banosensis (Levi, 1963)⇒ Cryptachaea banosensis Levi, 1963
Achaearanea milagro (Levi, 1963)⇒ Cryptachaea milagro Levi, 1963
Achaearanea nigrovittata (Eugen von Ke..., 1884)⇒ Parasteatoda nigrovittata Keyserling, 1884
Achaearanea orana (Levi, 1963)⇒ Cryptachaea orana Levi, 1963
Achaearanea pilaton (Levi, 1963)⇒ Cryptachaea pilaton Levi, 1963
Achaearanea taeniata (Keyserling, 1884)⇒ Cryptachaea taeniata Keyserling, 1884
Achaearanea trapezoidalis Taczanowski, 1873Cobweb spiders
Ameridion colima Herbert Walt..., 1959
Ameridion paidiscum Herbert Walt..., 1959Cobweb spiders
Ameridion petrum Herbert Walt..., 1959Cobweb spiders
Ameridion unanimum Eugen von Ke..., 1891
Anelosimus baeza Agnarsson, 2006Cobweb spiders
Anelosimus chickeringi Herbert Walt..., 1956Cobweb spiders
Anelosimus domingo Herbert Walt..., 1963
Anelosimus elegans Agnarsson, 2006Cobweb spiders
Anelosimus eximius Eugen von Ke..., 1884Cobweb spiders
Anelosimus fraternus Agnarsson, 2006
Anelosimus guacamayos Agnarsson, 2006Odorous house ant
Anelosimus oritoyacu Agnarsson, 2006Odorous house ant
Anelosimus studiosus (Nicholas Mar..., 1850)⇒ Anelosimus fraternus Agnarsson, 2006
Anelosimus tosus Ralph Vary C..., 1916Bicolor cactussnail
Anelosimus tungurahua (Agnarsson, 2006)⇒ Anelosimus oritoyacu Agnarsson, 2006
Argyrodes argyrodes (Walckenaer, 1842)⇒ Neospintharus trigonum Nicholas Mar..., 1850
Chrosiothes silvaticus Simon, 1894Cobweb spiders
Chrysso albomaculata O. P.-Cambridge, 1882
Chrysso ecuadorensis Herbert Walt..., 1957
Chrysso indicifera Ralph Vary C..., 1936Cobweb spiders
Chrysso nigriceps Eugen von Ke..., 1884Guinea ant
Chrysso vexabilis Eugen von Ke..., 1884Cobweb spiders
Chrysso vittatula Carl Friedri..., 1942
Coleosoma acutiventer Eugen von Ke..., 1884
Coleosoma floridanum Banks, 1900Cobweb Spider
Cryptachaea banosensis Levi, 1963
Cryptachaea caliensis Levi, 1963
Cryptachaea dromedariformis Roewer, 1942
Cryptachaea hirta Taczanowski, 1873Cobweb spiders
Cryptachaea migrans Keyserling, 1884
Cryptachaea milagro Levi, 1963
Cryptachaea orana Levi, 1963
Cryptachaea pilaton Levi, 1963
Cryptachaea taeniata Keyserling, 1884Cobweb spiders
Cryptachaea zonensis Levi, 1959Cobweb spiders
Dipoena atlantica Arthur Merto..., 1943Cobweb spiders
Dipoena cornuta Arthur Merto..., 1943Cobweb spiders
Dipoena dorsata Muma, 1944Cobweb spiders
Dipoena militaris Arthur Merto..., 1943Cobweb spiders
Echinotheridion otlum Herbert Walt..., 1963
Episinus cognatus (Octavius Pic..., 1893)⇒ Neopisinus putus O. P.-Cambridge, 1894
Euryopis pickardi Levi, 1963Cobweb spiders
Exalbidion barroanum Herbert Walt..., 1959Cobweb spiders
Exalbidion fungosum Keyserling, 1886
Exalbidion rufipunctum Herbert Walt..., 1959Cobweb spiders
Faiditus atopus Ralph Vary C..., 1936Cobweb spiders
Faiditus caudatus Władysław ..., 1874Cobweb spiders
Faiditus cochleaforma Exline, 1945
Faiditus cochleaformus H. Exline, 1945
Faiditus convolutus H. Exline & ..., 1962Cobweb spiders
Faiditus cordillera H. Exline, 1945
Faiditus dracus Ralph Vary C..., 1936Cobweb spiders
Faiditus globosus Eugen von Ke..., 1884Cobweb spiders
Faiditus proboscifer H. Exline, 1945
Faiditus sullana H. Exline, 1945
Faiditus ululans Octavius Pic..., 1880Cobweb spiders
Latrodectus antheratus Badcock, 1932
Latrodectus apicalis Arthur Gardi..., 1877Galapagos black widow
Latrodectus bishopi Kaston, 1938Red widow
Latrodectus curacaviensis (Müller, 1776)⇒ Latrodectus variegatus Hercule Nicolet, 1849
Latrodectus diaguita Carcavallo, 1960
Latrodectus elegans Thorell, 1898
Latrodectus geometricus C. L. Koch, 1841Brown black widow
Latrodectus hesperus Chamberlin &..., 1935Western black widow
Latrodectus karrooensis Smithers, 1944
Latrodectus katipo Powell, 1871Red Katipo
Latrodectus mactans (Fabricius, 1775)⇒ Latrodectus tredecimguttatus Rossi, 1790
Latrodectus mirabilis Holmberg, 1876
Latrodectus renivulvatus Dahl, 1902
Latrodectus revivensis Shulov, 1948
Latrodectus tredecimguttatus Rossi, 1790European black widow
Latrodectus variegatus Hercule Nicolet, 1849Lance-leaf stonecrop
Melychiopharis davincii Dupérré & Ta..., 2024
Melychiopharis komischetier Dupérré & Ta..., 2024
Meotipa pulcherrima Mello-Leitao, 1917
Neopisinus cognatus O.Pickard-Ca..., 1893Cobweb spiders
Neospintharus parvus Exline, 1950Cobweb spiders
Neottiura bimaculata Linnaeus, 1767
Nesticodes rufipes Lucas, 1846Cobweb spiders
Nihonhimea tesselata Keyserling, 1884
Parasteatoda nigrovittata Keyserling, 1884
Parasteatoda tepidariorum C. L. Koch, 1841American house false widow spider
Parasteatoda tesselata Keyserling, 1884Cobweb spiders
Paratheridula perniciosa Eugen von Ke..., 1886Cobweb spiders
Phoroncidia flavolimbata Eugène Simon, 1893
Phoroncidia studo Herbert Walt..., 1964Crested anoda
Phycosoma altum Eugen von Ke..., 1886Cobweb spider
Rhomphaea paradoxa Władysław ..., 1873Cobweb spiders
Rhomphaea procera O. P.-Cambridge, 1898Cobweb spiders
Rhomphaea projiciens O. P.-Cambridge, 1896Cobweb spiders
Spintharus flavidus Nicholas Mar..., 1850Cobweb spiders
Steatoda anchorata Holmberg, 1876
Steatoda ancorata Holmberg, 1876Cobweb spiders
Steatoda andina Eugen von Ke..., 1884
Steatoda chinchipe Herbert Walt..., 1962
Steatoda grossa C. L. Koch, 1838Brown house spider
Steatoda moesta Octavius Pic..., 1896Cobweb spiders
Steatoda nobilis Tord Tamerla..., 1875Cobweb weaver
Stemmops cambridgei Herbert Walt..., 1955Cobweb spiders
Stemmops ornatus Elizabeth Ba..., 1933
Stemmops questus Herbert Walt..., 1955
Styposis colorados Herbert Walt..., 1964Crested anoda
Theonoe stridula Crosby, 1906
Theridion calcynatum Holmberg, 1876
Theridion coldeniae Léon Baert &..., 1986
Theridion ecuadorense Herbert Walt..., 1963
Theridion exlineae Herbert Walt..., 1963
Theridion fastosum Eugen von Ke..., 1884Guinea ant
Theridion frizzellorum Herbert Walt..., 1963
Theridion fungosum (Eugen von Ke..., 1886)⇒ Exalbidion fungosum Keyserling, 1886
Theridion hispidum Octavius Pic..., 1898
Theridion iramon Herbert Walt..., 1963
Theridion lago Herbert Walt..., 1963
Theridion macuchi Herbert Walt..., 1963
Theridion mysteriosum Joachim Schmidt, 1971
Theridion nigroannulatum Eugen von Ke..., 1884Guinea ant
Theridion positivum Ralph Vary C..., 1924
Theridion schlingeri Herbert Walt..., 1963
Theridion strepitus Peck & Shear, 1987
Theridion topo Herbert Walt..., 1963
Theridion tungurahua (Herbert Walt..., 1963)⇒ Exalbidion fungosum Keyserling, 1886
Theridion volubile Eugen von Ke..., 1884Guinea ant
Theridula gonygaster Eugène Simon, 1873Cobweb spiders
Theridula nigerrima Alexander Pe..., 1911
Thwaitesia affinis Octavius Pic..., 1882Cobweb spiders
Thwaitesia bracteata H. Exline, 1950
Thymoites caracasanus Eugène Simon, 1895Cobweb spiders
Thymoites confraternus Richard C. B..., 1898
Thymoites guanicae Alexander Pe..., 1930
Thymoites maderae Willis J. Ge..., 1942Cobweb spiders
Tidarren haemorrhoidale Philip Bertkau, 1880Cobweb spiders
Tidarren sisyphoides Charles Atha..., 1842Cobweb spiders
Wamba congener Octavius Pic..., 1896
Wamba crispulus Eugène Simon, 1895
Wamba panamensis Herbert Walt..., 1959
Wirada punctata Eugen von Ke..., 1886

Subnodes of Theridiidae with occurrences in Ecuador
SubfamilyArgyrodinae
Simon, 1894
5
16
Genera
Species

Taxom

SubfamilyHadrotarsinae
Thorell, 1881
3
6
Genera
Species

Taxom

SubfamilyLatrodectinae
Petrunkevitch, 1928
2
23
Genera
Species

Taxom

SubfamilyPholcommatinae
Simon, 1894
5
5
Genera
Species

Taxom

SubfamilySphintharinae
5
8
Genera
Species

Taxom

SubfamilyTheridiinae
Sundevall, 1833
16
58
Genera
Species

Taxom



Theridiidae (Sundevall 1833)
Theridiidae (Sundevall 1833)


Links, sources and further information
Theridiidae at artfakta.se
Theridiidae at biodiversity.org.au
Theridiidae at dyntaxa.se
Theridiidae at gbif.org
Theridiidae at irmng.org
Theridiidae at itis.gov