Superfamilia Araneoidea
Familia Araneidae
Acanthepeira stellata (Walckenaer, 1805) — Canada to México
Aculepeira carbonarioides (Keyserling, 1892) — USA, Canada, Alaska, Russia
Aculepeira packardi (Thorell, 1875) — North America, Russia, China, Kazakhstan
Araneus bicentenarius (McCook, 1888) — USA, Canada
Araneus cavaticus (Keyserling, 1881) — USA, Canada
Araneus corticarius (Emerton, 1884) — USA, Canada, Alaska
Araneus diadematus Clerck, 1757 — Holarctic
Araneus gemma (McCook, 1888) — USA, Canada, Alaska
Araneus gemmoides Chamberlin & Ivie, 1935 — USA, Canada
Araneus groenlandicola (Strand, 1906) — USA, Canada, Greenland
Araneus guttulatus (Walckenaer, 1841) — USA, Canada
Araneus iviei (Archer, 1951) — USA, Canada
Araneus juniperi (Emerton, 1884) — USA, Canada
Araneus montereyensis (Archer, 1951) — North America
Araneus marmoreus Clerck, 1757 — Holarctic
Araneus nordmanni (Thorell, 1870) — Holarctic
Araneus saevus (L. Koch, 1872) — Holarctic
Araneus pratensis (Emerton, 1884) — USA, Canada
Araneus thaddeus (Hentz, 1847) — North America
Araneus trifolium (Hentz, 1847) — USA, Canada, Alaska
Araneus washingtoni Levi, 1971 — Russia, USA, Canada
Araneus yukon Levi, 1971 — Russia, Canada
Araniella displicata (Hentz, 1847) — Holarctic
Araniella proxima (Kulczynski, 1885) — Holarctic
Argiope aurantia Lucas, 1833 — Canada to Costa Rica
Argiope trifasciata (Forsskal, 1775) — Cosmopolitan
Cercidia prominens (Westring, 1851) — Holarctic
Cyclosa conica (Pallas, 1772) — Holarctic
Eustala anastera (Walckenaer, 1841) — North, Central America
Eustala cepina (Walckenaer, 1841) — North America
Hypsosinga alberta Levi, 1972 — Russia, Canada
Hypsosinga funebris (Keyserling, 1892) — USA, Canada
Hypsosinga groenlandica Simon, 1889 — USA, Canada, Greenland
Hypsosinga pygmaea (Sundevall, 1831) — Holarctic
Hypsosinga rubens (Hentz, 1847) — USA, Canada
Larinia borealis Banks, 1894 — North America
Larinioides cornutus (Clerck, 1757) — Holarctic
Larinioides patagiatus (Clerck, 1757) — Holarctic
Larinioides sclopetarius (Clerck, 1757) — Holarctic
Mangora gibberosa (Hentz, 1847) — North America
Mangora placida (Hentz, 1847) — North America
Mastophora hutchinsoni Gertsch, 1955 — USA, Canadas
Metepeira foxi Gertsch & Ivie, 1936 — USA, Canada
Metepeira grandiosa Chamberlin & Ivie, 1941 — North America
Metepeira labyrinthea (Hentz, 1847) — North America
Metepeira palustris Chamberlin & Ivie, 1942 — USA, Canada
Micrathena gracilis (Walckenaer, 1805) — North, Central America
Micrathena sagittata (Walckenaer, 1841) — North, Central America
Neoscona arabesca (Walckenaer, 1841) — North, Central America, West Indies
Neoscona crucifera (Lucas, 1838) — North America, Canary Islands, Madeira, Hawaii
Neoscona pratensis (Hentz, 1847) — USA, Canada
Parazygiella dispar (Kulczynski, 1885) — Holarctic
Singa keyserlingi McCook, 1894 — USA, Canada
Zygiella atrica (C. L. Koch, 1845) — Europe, Russia (USA, Canada, introduced)
Zygiella nearctica Gertsch, 1964 — Alaska, Canada, USA
Zygiella x-notata (Clerck, 1757) — Holarctic, Neotropical
Familia Linyphiidae
Agnyphantes arboreus (Emerton, 1915) — Canada
Agyneta allosubtilis Loksa, 1965 — Holarctic
Agyneta amersaxatilis Saaristo & Koponen, 1998 — USA, Canada, Alaska, Russia
Agyneta angulata (Emerton, 1882) — USA, Canada
Agyneta aquila Duperre, 2013 — Canada
Agyneta barrowsi (Chamberlin & Ivie, 1944) — USA, Canada
Agyneta bucklei Duperre, 2013 — USA, Canada
Agyneta danielbelangeri Duperre, 2013 — USA, Canada
Agyneta darrelli Duperre, 2013 — USA, Canada
Agyneta decora (O. P.-Cambridge, 1871) — Holarctic
Agyneta dynica Saaristo & Koponen, 1998 — USA, Canada
Agyneta emertoni (Roewer, 1942) — Canada
Agyneta evadens (Chamberlin, 1925) — USA, Canada
Agyneta fabra (Keyserling, 1886) — USA, Canada
Agyneta fillmorana (Chamberlin, 1919) — USA, Canada
Agyneta gagnei (Gertsch, 1973) — Hawaii
Agyneta girardi Duperre, 2013 — USA, Canada
Agyneta jacksoni (Braendegaard, 1937) — USA, Canada, Alaska, Greenland
Agyneta lophophor (Chamberlin & Ivie, 1933) — USA, Canada, Alaska
Agyneta maritima (Emerton, 1919) — Russia, Mongolia, Canada, Alaska
Agyneta micaria (Emerton, 1882) — USA, Canada
Agyneta mollis (O. P.-Cambridge, 1871) — Palearctic, Alaska, Canada
Agyneta nigripes (Simon, 1884) — Canada, Greenland, Palearctic
Agyneta olivacea (Emerton, 1882) — Holarctic
Agyneta ordinaria (Chamberlin & Ivie, 1947) — USA, Canada, Alaska
Agyneta perspicua Duperre, 2013 — USA, Canada, Alaska
Agyneta protrudens (Chamberlin & Ivie, 1933) — USA, Canada
Agyneta regina (Chamberlin & Ivie, 1944) — USA
Agyneta serrata (Emerton, 1909) — USA, Canada
Agyneta sheffordiana Duperre & Paquin, 2007 — Canada
Agyneta simplex (Emerton, 1926) — USA, Canada, Alaska
Agyneta unimaculata (Banks, 1892) — USA, Canada
Agyneta watertoni Duperre, 2013 — Canada
Agyneta yukona Duperre, 2013 — Canada
Allomengea dentisetis (Grube, 1861) — Holarctic
Allomengea scopigera (Grube, 1859) — Holarctic
Allomengea vidua (L. Koch, 1879) — Holarctic
Aphileta misera (O. P.-Cambridge, 1882) — Holarctic
Arcterigone pilifrons (L. Koch, 1879) — Russia, Canada
Arcuphantes arcuatulus (Roewer, 1942) — USA, Canada
Baryphyma gowerense (Locket, 1965) — Holarctic
Baryphyma trifrons (O. P.-Cambridge, 1863) — Holarctic
Bathyphantes alameda Ivie, 1969 — USA, Canada
Bathyphantes alascensis (Banks, 1900) — USA, Canada, Alaska
Bathyphantes alboventris (Banks, 1892) — USA, Canada
Bathyphantes brevipes (Emerton, 1917) — USA, Canada, Alaska
Bathyphantes brevis (Emerton, 1911) — USA, Canada, Alaska
Bathyphantes canadensis (Emerton, 1882) — Russia, Alaska, Canada, USA
Bathyphantes eumenis (L. Koch, 1879) — Holarctic
Bathyphantes gracilis (Blackwall, 1841) — Holarctic
Bathyphantes keeni (Emerton, 1917) — Alaska, Canada, USA
Bathyphantes malkini Ivie, 1969 — USA, Canada
Bathyphantes orica Ivie, 1969 — USA, Canada
Bathyphantes pallidus (Banks, 1892) — USA, Canada, Alaska
Bathyphantes reprobus (Kulczynski, 1916) — Holarctic
Bathyphantes waneta Ivie, 1969 — USA, Canada
Bathyphantes weyeri (Emerton, 1875) — USA
Blestia sarcocuon (Crosby & Bishop, 1927) — USA
Carorita limnaea (Crosby & Bishop, 1927) — Holarctic
Caviphantes saxetorum (Hull, 1916) — Holarctic
Centromerita bicolor (Blackwall, 1833) — Palearctic, Canada
Centromerus cornupalpis (O. P.-Cambridge, 1875) — USA, Canada
Centromerus denticulatus (Emerton, 1909) — USA
Centromerus furcatus (Emerton, 1882) — USA, Canada
Centromerus latidens (Emerton, 1882) — USA, Canada
Centromerus longibulbus (Emerton, 1882) — USA
Centromerus persolutus (O. P.-Cambridge, 1875) — USA, Canada
Centromerus sylvaticus (Blackwall, 1841) — Holarctic
Centromerus tennapex (Barrows, 1940) — USA
Ceraticelus agathus Chamberlin, 1949 — USA
Ceraticelus albus (Fox, 1891) — USA
Ceraticelus alticeps (Fox, 1891) — USA
Ceraticelus artemisiae Prentice & Redak, 2009 — USA
Ceraticelus atriceps (O. P.-Cambridge, 1874) — USA
Ceraticelus berthoudi Dondale, 1958 — USA
Ceraticelus bryantae Kaston, 1945 — USA
Ceraticelus bulbosus (Emerton, 1882) — Holarctic
Ceraticelus carinatus (Emerton, 1911) — USA
Ceraticelus crassiceps Chamberlin & Ivie, 1939 — USA
Ceraticelus creolus Chamberlin, 1925 — USA
Ceraticelus emertoni (O. P.-Cambridge, 1874) — USA
Ceraticelus fastidiosus Crosby & Bishop, 1925 — USA
Ceraticelus fissiceps (O. P.-Cambridge, 1874) — USA, Canada
Ceraticelus laetabilis (O. P.-Cambridge, 1874) — USA, Canada
Ceraticelus laetabilis pisga Chamberlin, 1949 — USA
Ceraticelus laetus (O. P.-Cambridge, 1874) — USA, Canada
Ceraticelus laticeps (Emerton, 1894) — USA, Canada
Ceraticelus laticeps bucephalus Chamberlin & Ivie, 1944 — USA
Ceraticelus limnologicus Crosby & Bishop, 1925 — USA
Ceraticelus micropalpis (Emerton, 1882) — USA
Ceraticelus minutus (Emerton, 1882) — USA, Canada
Ceraticelus rowensis Levi & Levi, 1955 — Canada
Ceratinella alaskae Chamberlin & Ivie, 1947 — Russia, Alaska, Canada, USA
Ceratinella brunnea Emerton, 1882 — USA, Canada, Alaska
Ceratinella ornatula (Crosby & Bishop, 1925) — USA, Canada, Alaska, Greenland
Ceratinops sylvaticus (Emerton, 1913) — USA, Canada
Ceratinopsis auriculata Emerton, 1909 — USA, Canada
Ceratinopsis labradorensis Emerton, 1925 — Canada
Ceratinopsis nigriceps Emerton, 1882 — USA, Canada
Ceratinopsis nigripalpis Emerton, 1882 — USA, Canada
Ceratinopsis sutoris Bishop & Crosby, 1930 — USA, Canada
Cheniseo sphagnicultor Bishop & Crosby, 1935 — USA, Canada
Collinsia holmgreni (Thorell, 1871) — Holarctic
Collinsia ksenia (Crosby & Bishop, 1928) — USA, Canada, Alaska
Collinsia palmeni Hackman, 1954 — Canada
Collinsia plumosa (Emerton, 1882) — USA, Canada
Collinsia spetsbergensis (Thorell, 1871) — Holarctic
Collinsia stylifera (Chamberlin, 1949) — USA, Canada, Alaska
Collinsia thulensis (Jackson, 1934) — Alaska, Canada, Greenland, Spitsbergen
Coloncus siou Chamberlin, 1949 — USA, Canada
Coreorgonal bicornis (Emerton, 1923) — USA, Canada
Dactylopisthes video (Chamberlin & Ivie, 1947) — Russia, Mongolia, Alaska, Canada
Dicymbium elongatum (Emerton, 1882) — USA, Canada
Diplocentria bidentata (Emerton, 1882) — Holarctic
Diplocentria perplexa (Chamberlin & Ivie, 1939) — USA, Canada
Diplocentria rectangulata (Emerton, 1915) — Holarctic
Diplocentria retinax (Crosby & Bishop, 1936) — USA, Canada
Diplocephalus barbiger (Roewer, 1955) — Holarctic
Diplocephalus cristatus (Blackwall, 1833) — Holarctic, New Zealand, Falkland Islands
Diplocephalus sphagnicola Eskov, 1988 — Russia, Canada
Diplocephalus subrostratus (O. P.-Cambridge, 1873) — Holarctic
Diplostyla concolor (Wider, 1834) — Holarctic
Disembolus hyalinus Millidge, 1981 — Canada
Disembolus sacerdotalis (Crosby & Bishop, 1933) — USA, Canada
Dismodicus alticeps Chamberlin & Ivie, 1947 — Russia, Alaska, Canada, USA
Dismodicus decemoculatus (Emerton, 1882) — USA, Canada, Greenland
Entelecara acuminata (Wider, 1834) — Holarctic
Entelecara media Kulczynski, 1887 — Holarctic
Entelecara sombra (Chamberlin & Ivie, 1947) — Alaska, Canada, USA
Eridantes utibilis Crosby & Bishop, 1933 — USA, Canada
Erigone aletris Crosby & Bishop, 1928 — USA, Canada, Scotland, Italy
Erigone arctica (White, 1852) — Holarctic
Erigone arctophylacis Crosby & Bishop, 1928 — USA, Canada
Erigone atra Blackwall, 1833 — Holarctic
Erigone blaesa Crosby & Bishop, 1928 — USA, Canada
Erigone coloradensis Keyserling, 1886 — USA, Canada, Alaska
Erigone cristatopalpus Simon, 1884 — Holarctic
Erigone dentigera O. P.-Cambridge, 1874 — Holarctic
Erigone dentipalpis (Wider, 1834) — Holarctic
Erigone ephala Crosby & Bishop, 1928 — USA, Canada
Erigone psychrophila Thorell, 1871 — Holarctic
Erigone tirolensis L. Koch, 1872 — Holarctic
Erigone whymperi O. P.-Cambridge, 1877 — Canada, Greenland, Russia, Mongilia
Erigone whymperi minor Jackson, 1933 — Canada
Erigonella groenlandica Strand, 1905 — Canada
Eskovia exarmata (Eskov, 1989) — Russia, Canada
Estrandia grandaeva (Keyserling, 1886) — Holarctic
Floricomus praedesignatus Bishop & Crosby, 1935 — USA, Canada
Frederickus coylei Paquin et al., 2008 — USA, Canada
Frederickus wilburi (Levi & Levi, 1955) — USA, Canada
Frontinella communis (Hentz, 1850) — North, Central America
Glyphesis scopulifer (Emerton, 1882) — USA, Canada
Gnathonarium suppositum (Kulczynski, 1885) — Russia, Alaska, Canada
Gnathonarium taczanowskii (O. P.-Cambridge, 1873) — Russia, Mongolia, China, Alaska, Canada
Gnathonaroides pedalis (Emerton, 1923) — USA, Canada
Gonatium crassipalpum Bryant, 1933 — USA, Canada, Alaska
Grammonota angusta Dondale, 1959 — USA, Canada
Grammonota gentilis Banks, 1898 — North America
Grammonota inornata Emerton, 1882 — USA, Canada
Grammonota maritima Emerton, 1925 — Canada
Grammonota ornata (O. P.-Cambridge, 1875) — USA, Canada
Grammonota pictilis (O. P.-Cambridge, 1875) — USA, Canada
Grammonota semipallida Emerton, 1919 — Canada
Helophora insignis (Blackwall, 1841) — Holarctic
Hilaira canaliculata (Emerton, 1915) — Russia, USA, Canada
Hilaira gibbosa Tanasevitch, 1982 — Russia, Mongolia, Canada
Hilaira herniosa (Thorell, 1875) — Holarctic
Hilaira sibirica Eskov, 1987 — Russia, Mongolia, Canada
Hilaira vexatrix (O. P.-Cambridge, 1877) — Holarctic
Horcotes strandi (Sytshevskaja, 1935) — Finland, Russia, Canada
Hybauchenidium aquilonare (L. Koch, 1879) — Russia, Alaska, Canada
Hybauchenidium gibbosum (Sorensen, 1898) — Russia, Alaska, Canada, USA, Greenland
Hypselistes florens (O. P.-Cambridge, 1875) — USA, Canada, possibly Britain
Hypselistes jacksoni (O. P.-Cambridge, 1902) — Holarctic
Idionella sclerata (Ivie & Barrows, 1935) — USA, México
Improphantes complicatus (Emerton, 1882) — Holarctic
Incestophantes duplicatus (Emerton, 1913) — USA, Canada, Alaska
Incestophantes lamprus (Chamberlin, 1920) — USA, Canada
Incestophantes washingtoni (Zorsch, 1937) — USA, Canada
Islandiana cristata Eskov, 1987 — Russia, Alaska, Canada
Islandiana falsifica (Keyserling, 1886) — Holarctic
Islandiana flaveola (Banks, 1892) — USA, Canada
Islandiana longisetosa (Emerton, 1882) — USA, Canada, Alaska
Islandiana princeps Braendegaard, 1932 — USA, Canada, Greenland, Iceland
Ivielum sibiricum Eskov, 1988 — Russia, Mongolia, Canada
Kaestneria pullata (O. P.-Cambridge, 1863) — Holarctic
Kaestneria rufula (Hackman, 1954) — USA, Canada
Lepthyphantes aldersoni Levi & Levi, 1955 — Canada
Lepthyphantes alpinus (Emerton, 1882) — Holarctic
Lepthyphantes chamberlini Schenkel, 1950 — USA, Canada
Lepthyphantes intricatus (Emerton, 1911) — USA, Canada
Lepthyphantes leprosus (Ohlert, 1865) — Holarctic, Chile
Lepthyphantes minutus (Blackwall, 1833) — Holarctic
Lepthyphantes rainieri Emerton, 1926 — Canada
Lepthyphantes rubescens Emerton, 1926 — Canada
Lepthyphantes turbatrix (O. P.-Cambridge, 1877) — North America, Greenland
Leptorhoptrum robustum (Westring, 1851) — Holarctic
Lessertia dentichelis (Simon, 1884) — Europe, Canary Islands, Madeira, Canada, New Zealand
Linyphantes orcinus (Emerton, 1917) — USA, Canada
Linyphantes pualla Chamberlin & Ivie, 1942 — USA, Canada
Linyphantes victoria Chamberlin & Ivie, 1942 — Canada
Linyphia emertoni Thorell, 1875 — Canada
Lophomma vaccinii (Emerton, 1926) — USA, Alaska, Russia
Macrargus multesimus (O. P.-Cambridge, 1875) — Holarctic
Maro amplus Dondale & Buckle, 2001 — Canada, USA
Maro nearcticus Dondale & Buckle, 2001 — Canada, USA
Masikia indistincta (Kulczynski, 1908) — Russia, Alaska, Canada
Maso sundevalli (Westring, 1851) — Holarctic
Masoncus dux Chamberlin, 1949 — Canada
Mecynargus borealis (Jackson, 1930) — Holarctic
Mecynargus monticola (Holm, 1943) — Sweden, Finland, Russia, Mongolia, Canada
Mecynargus paetulus (O. P.-Cambridge, 1875) — Holarctic
Mecynargus sphagnicola (Holm, 1939) — Greenland, Scandinavia, Russia, Mongolia, Canada
Mecynargus tungusicus (Eskov, 1981) — Russia, Kyrgyzstan, China, Canada
Megalepthyphantes nebulosus (Sundevall, 1830) — Holarctic
Mermessus augustalis (Crosby & Bishop, 1933) — USA, Canada
Mermessus bryantae (Ivie & Barrows, 1935) — North America, Cuba, Venezuela, Azores
Mermessus entomologicus (Emerton, 1911) — USA, Canada
Mermessus fradeorum (Berland, 1932) — Cosmopolitan
Mermessus holdus (Chamberlin & Ivie, 1939) — USA, Canada
Mermessus index (Emerton, 1914) — USA, Canada
Mermessus jona (Bishop & Crosby, 1938) — USA, Canada
Mermessus maculatus (Banks, 1892) — Russia, Canada to Guatemala
Mermessus mediocris (Millidge, 1987) — USA, Canada
Mermessus paludosus (Millidge, 1987) — Canada
Mermessus taibo (Chamberlin & Ivie, 1933) — USA, Canada
Mermessus tridentatus (Emerton, 1882) — USA, Canada, Puerto Rico
Mermessus trilobatus (Emerton, 1882) — Holarctic
Mermessus undulatus (Emerton, 1914) — USA, Canada
Metopobactrus prominulus (O. P.-Cambridge, 1872) — Holarctic
Micrargus longitarsus (Emerton, 1882) — USA, Canada
Microctenonyx subitaneus (O. P.-Cambridge, 1875) — Holarctic (elsewhere, introduced)
Microlinyphia dana (Chamberlin & Ivie, 1943) — USA, Canada, Alaska
Microlinyphia impigra (O. P.-Cambridge, 1871) — Holarctic
Microlinyphia mandibulata punctata (Chamberlin & Ivie, 1943) — USA, Canada
Microlinyphia pusilla (Sundevall, 1830) — Holarctic
Microneta viaria (Blackwall, 1841) — Holarctic
Neodietrichia hesperia (Crosby & Bishop, 1933) — USA, Canada
Neriene clathrata (Sundevall, 1830) — Holarctic
Neriene digna (Keyserling, 1886) — USA, Canada, Alaska
Neriene litigiosa (Keyserling, 1886) — China, North America
Neriene montana (Clerck, 1757) — Holarctic
Neriene radiata (Walckenaer, 1841) — Holarctic
Oedothorax trilobatus (Banks, 1896) — USA, Canada, Russia
Oreoneta banffkluane Saaristo & Marusik, 2004 — Canada
Oreoneta beringiana Saaristo & Marusik, 2004 — Russia, Kurile Islands, Alaska, Canada
Oreoneta brunnea (Emerton, 1882) — USA, Canada
Oreoneta eskimopoint Saaristo & Marusik, 2004 — USA, Canada
Oreoneta fortyukon Saaristo & Marusik, 2004 — Alaska, Canada
Oreoneta garrina (Chamberlin, 1949) — USA, Canada
Oreoneta herschel Saaristo & Marusik, 2004 — Canada
Oreoneta leviceps (L. Koch, 1879) — Russia, Alaska, Canada
Oreoneta magaputo Saaristo & Marusik, 2004 — Russia, Canada
Oreoneta repeater Saaristo & Marusik, 2004 — Canada
Oreoneta sepe Saaristo & Marusik, 2004 — Canada
Oreoneta wyomingia Saaristo & Marusik, 2004 — USA, Canada
Oreonetides flavescens (Crosby, 1937) — USA, Canada
Oreonetides flavus (Emerton, 1915) — USA, Canada
Oreonetides rotundus (Emerton, 1913) — USA, Canada
Oreonetides vaginatus (Thorell, 1872) — Holarctic
Oreophantes recurvatus (Emerton, 1913) — USA, Canada
Oryphantes aliquantulus Duperre & Paquin, 2007 — USA, Canada
Ostearius melanopygius (O. P.-Cambridge, 1879) — Cosmopolitan
Pacifiphantes magnificus (Chamberlin & Ivie, 1943) — USA, Canada
Pelecopsis mengei (Simon, 1884) — Holarctic
Pelecopsis sculpta (Emerton, 1917) — Canada
Perregrinus deformis (Tanasevitch, 1982) — Russia, Mongolia, China, Canada
Perro polaris (Eskov, 1986) — Russia, Canada
Phlattothrata parva (Kulczynski, 1926) — Holarctic
Pityohyphantes costatus annulipes (Banks, 1892) — North America
Pityohyphantes limitaneus (Emerton, 1915) — USA, Canada
Pityohyphantes rubrofasciatus (Keyserling, 1886) — USA, Canada
Pityohyphantes subarcticus Chamberlin & Ivie, 1943 — Canada, Alaska
Pocadicnemis americana Millidge, 1976 — USA, Canada, Greenland
Pocadicnemis pumila (Blackwall, 1841) — Holarctic
Poeciloneta calcaratus (Emerton, 1909) — Alaska, Canada, USA
Poeciloneta lyrica (Zorsch, 1937) — North America
Poeciloneta petrophila Tanasevitch, 1989 — Russia, Canada
Poeciloneta theridiformis (Emerton, 1911) — Russia, North America
Poeciloneta variegata (Blackwall, 1841) — Holarctic
Porrhomma boreale (Banks, 1899) — Russia, Mongolia, Alaska
Porrhomma convexum (Westring, 1851) — Holarctic
Porrhomma gertschi Hackman, 1954 — Canada
Porrhomma macrochelis (Emerton, 1917) — Canada, Alaska
Praestigia groenlandica Holm, 1967 — Canada, Greenland
Praestigia kulczynskii Eskov, 1979 — Russia, Japan, Canada
Praestigia sibirica Marusik, Gnelitsa & Koponen, 2008 — Russia, Alaska
Priperia bicolor Simon, 1904 — Hawaii
Satilatlas arenarius (Emerton, 1911) — USA, Canada
Satilatlas carens Millidge, 1981 — Canada
Satilatlas gertschi Millidge, 1981 — Canada
Satilatlas marxi Keyserling, 1886 — Russia, Alaska, Canada
Satilatlas marxi matanuskae (Chamberlin, 1949) — Alaska
Sciastes dubius (Hackman, 1954) — Russia, Canada, USA
Sciastes extremus Holm, 1967 — Canada, Greenland
Sciastes hastatus Millidge, 1984 — USA, Canada
Sciastes mentasta (Chamberlin & Ivie, 1947) — Canada, Alaska
Sciastes truncatus (Emerton, 1882) — USA, Canada, Alaska
Scirites finitimus Duperre & Paquin, 2007 — USA, Canada
Scirites pectinatus (Emerton, 1911) — USA, Canada
Scotinotylus alienus (Kulczynski, 1885) — Russia, Alaska, Canada
Scotinotylus alpinus (Banks, 1896) — Russia, Mongolia, Alaska, Canada, USA, Greenland
Scotinotylus ambiguus Millidge, 1981 — USA, Canada
Scotinotylus bodenburgi (Chamberlin & Ivie, 1947) — Alaska
Scotinotylus boreus Millidge, 1981 — Canada
Scotinotylus columbia (Chamberlin, 1949) — Canada
Scotinotylus eutypus (Chamberlin, 1949) — Holarctic
Scotinotylus exsectoides Millidge, 1981 — Canada
Scotinotylus majesticus (Chamberlin & Ivie, 1947) — Alaska, Canada, USA
Scotinotylus pallidus (Emerton, 1882) — USA, Canada
Scotinotylus patellatus (Emerton, 1917) — Alaska, Canada, USA
Scotinotylus protervus (L. Koch, 1879) — Russia, Kazakhstan, Mongolia, Alaska, Canada
Scotinotylus sacer (Crosby, 1929) — Holarctic
Scotinotylus sanctus (Crosby, 1929) — USA, Canada
Scotinotylus sintalutus Millidge, 1981 — Canada
Scotinotylus vernalis (Emerton, 1882) — USA, Canada
Scylaceus pallidus (Emerton, 1882) — USA, Canada
Scyletria inflata Bishop & Crosby, 1938 — USA, Canada
Semljicola convexus (Holm, 1963) — Russia, Alaska, Canada
Semljicola obtusus (Emerton, 1915) — USA, Canada, Greenland
Silometopoides pampia (Chamberlin, 1949) — Russia, Canada, Greenland
Sisicottus crossoclavis Miller, 1999 — USA, Canada
Sisicottus montanus (Emerton, 1882) — USA, Canada
Sisicottus nesides (Chamberlin, 1921) — USA, Canada, Alaska
Sisicottus orites (Chamberlin, 1919) — USA, Canada
Sisicottus panopeus Miller, 1999 — USA, Canada, Kurile Islands
Sisicottus quoylei Miller, 1999 — USA, Canada
Sisicus apertus (Holm, 1939) — Holarctic
Sisicus penifusifer Bishop & Crosby, 1938 — USA, Canada
Sisicus volutasilex Duperre & Paquin, 2007 — Canada
Sisis rotundus (Emerton, 1925) — USA, Canada
Smodix reticulata (Emerton, 1915) — USA, Canada
Soucron arenarium (Emerton, 1925) — USA, Canada
Sougambus bostoniensis (Emerton, 1882) — USA, Canada
Spirembolus abnormis Millidge, 1980 — USA, Canada
Spirembolus monticolens (Chamberlin, 1919) — USA, Canada
Spirembolus mundus Chamberlin & Ivie, 1933 — USA, Canada
Spirembolus oreinoides Chamberlin, 1949 — USA, Canada
Spirembolus prominens Millidge, 1980 — USA, Canada
Spirembolus spirotubus (Banks, 1895) — USA, Canada
Stemonyphantes blauveltae Gertsch, 1951 — USA, Canada
Styloctetor purpurescens (Keyserling, 1886) — USA, Canada
Styloctetor stativus (Simon, 1881) — Holarctic
Subbekasha flabellifera Millidge, 1984 — Canada
Tachygyna exilis Millidge, 1984 — USA, Canada
Tachygyna haydeni Chamberlin & Ivie, 1939 — USA, Canada
Tachygyna pallida Chamberlin & Ivie, 1939 — USA, Canada
Tachygyna proba Millidge, 1984 — USA, Canada
Tachygyna ursina (Bishop & Crosby, 1938) — USA, Canada, Alaska
Tachygyna vancouverana Chamberlin & Ivie, 1939 — USA, Canada
Tapinocyba cameroni Duperre & Paquin, 2007 — Canada
Tapinocyba lindrothi Hackman, 1954 — Canada
Tapinocyba minuta (Emerton, 1909) — USA, Canada
Tapinocyba prima Duperre & Paquin, 2005 — USA, Canada
Tapinotorquis yamaskensis Duperre & Paquin, 2007 — USA, Canada
Tarsiphantes latithorax Strand, 1905 — Russia, Canada, Greenland
Tennesseellum formica (Emerton, 1882) — North America, Marshall Islands
Tenuiphantes cracens (Zorsch, 1937) — North America
Tenuiphantes nigriventris (L. Koch, 1879) — Holarctic
Tenuiphantes sabulosus (Keyserling, 1886) — North America
Tenuiphantes zebra (Emerton, 1882) — North America
Tenuiphantes zelatus (Zorsch, 1937) — North America
Tenuiphantes zibus (Zorsch, 1937) — North America
Thyreosthenius parasiticus (Westring, 1851) — Holarctic
Tiso aestivus (L. Koch, 1872) — Holarctic
Tmeticus affinis (Blackwall, 1855) — Holarctic
Tmeticus ornatus (Emerton, 1914) — USA, Canada
Tunagyna debilis (Banks, 1892) — Russia, Alaska, Canada, USA
Typhochrestus pygmaeus (Sørensen, 1898) — Canada, Greenland
Vermontia thoracica (Emerton, 1913) — USA, Canada, Russia
Wabasso cacuminatus Millidge, 1984 — Russia, Canada, USA
Wabasso quaestio (Chamberlin, 1949) — Canada, Greenland
Walckenaeria anceps Millidge, 1983 — Canada
Walckenaeria arctica Millidge, 1983 — USA, Canada
Walckenaeria atrotibialis (O. P.-Cambridge, 1878) — Holarctic
Walckenaeria auranticeps (Emerton, 1882) — Russia, Canada, USA
Walckenaeria capito (Westring, 1861) — Holarctic
Walckenaeria castanea (Emerton, 1882) — USA, Canada
Walckenaeria clavicornis (Emerton, 1882) — Holarctic
Walckenaeria clavipalpis Millidge, 1983 — USA, Canada
Walckenaeria columbia Millidge, 1983 — USA, Canada
Walckenaeria communis (Emerton, 1882) — USA, Canada, Alaska
Walckenaeria cornuella (Chamberlin & Ivie, 1939) — USA, Canada
Walckenaeria cuspidata brevicula (Crosby & Bishop, 1931) — USA, Canada, Alaska, Greenland
Walckenaeria digitata (Emerton, 1913) — USA, Canada
Walckenaeria directa (O. P.-Cambridge, 1874) — USA, Canada, Alaska
Walckenaeria dondalei Millidge, 1983 — Canada
Walckenaeria exigua Millidge, 1983 — USA, Canada
Walckenaeria fallax Millidge, 1983 — Canada
Walckenaeria fraudatrix Millidge, 1983 — Russia, Mongolia, Alaska, Canada
Walckenaeria fusciceps Millidge, 1983 — Canada
Walckenaeria indirecta (O. P.-Cambridge, 1874) — USA, Canada
Walckenaeria karpinskii (O. P.-Cambridge, 1873) — Holarctic
Walckenaeria kochi (O. P.-Cambridge, 1872) — Palearctic, Quebec
Walckenaeria lepida (Kulczynski, 1885) — Holarctic
Walckenaeria microspiralis Millidge, 1983 — USA, Canada
Walckenaeria monoceras (Chamberlin & Ivie, 1947) — USA, Alaska
Walckenaeria pallida (Emerton, 1882) — USA, Canada
Walckenaeria palustris Millidge, 1983 — Canada
Walckenaeria pellax Millidge, 1983 — USA, Canada, Alaska
Walckenaeria pinocchio (Kaston, 1945) — USA, Canada
Walckenaeria prominens Millidge, 1983 — Canada
Walckenaeria pullata Millidge, 1983 — USA, Canada
Walckenaeria redneri Millidge, 1983 — USA, Canada
Walckenaeria spiralis (Emerton, 1882) — Russia, Alaska, Canada, USA
Walckenaeria subdirecta Millidge, 1983 — USA, Canada
Walckenaeria subspiralis Millidge, 1983 — USA, Canada
Walckenaeria tenella Millidge, 1983 — USA, Canada
Walckenaeria teres Millidge, 1983 — Canada
Walckenaeria tibialis (Emerton, 1882) — USA, Canada
Walckenaeria tricornis (Emerton, 1882) — USA, Canada
Walckenaeria tumida (Crosby & Bishop, 1931) — USA, Canada
Walckenaeria vigilax (Blackwall, 1853) — Holarctic
Zornella armata (Banks, 1906) — USA, Canada, Alaska
Zornella cryptodon (Chamberlin, 1920) — USA, Canada
Familia Nesticidae
Nesticus cellulanus (Clerck, 1757) — Holarctic
Familia Pimoidae
Pimoa altioculata (Keyserling, 1886) — USA, Canada, Alaska
Familia Tetragnathidae
Tetragnathidae |
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Glenognatha foxi (McCook, 1894) — Canada to Panamá
Leucauge venusta (Walckenaer, 1841) — Canada to Brasil
Meta ovalis (Gertsch, 1933) — USA, Canada
Metellina curtisi (McCook, 1894) — North America
Metellina mimetoides Chamberlin & Ivie, 1941 — North America
Metellina segmentata (Clerck, 1757) — Palearctic (Canada, introduced)
Pachygnatha autumnalis Marx, 1884 — USA, Canada, Cuba
Pachygnatha brevis Keyserling, 1884 — USA, Canada
Pachygnatha clercki Sundevall, 1823 — Holarctic
Pachygnatha dorothea McCook, 1894 — USA, Canada
Pachygnatha tristriata C. L. Koch, 1845 — USA, Canada
Pachygnatha xanthostoma C. L. Koch, 1845 — USA, Canada
Tetragnatha caudata Emerton, 1884 — North, Central America, Cuba, Jamaica
Tetragnatha dearmata Thorell, 1873 — Holarctic
Tetragnatha elongata Walckenaer, 1841 — North, Central America, Cuba, Jamaica
Tetragnatha extensa (Linnaeus, 1758) — Holarctic, Madeira
Tetragnatha guatemalensis O. P.-Cambridge, 1889 — North, Central America, Cuba, Jamaica
Tetragnatha laboriosa Hentz, 1850 — North, Central America
Tetragnatha pallescens F. O. P.-Cambridge, 1903 — North, Central America, West Indies
Tetragnatha shoshone Levi, 1981 — USA, Canada, Europe
Tetragnatha straminea Emerton, 1884 — USA, Canada, Cuba
Tetragnatha vermiformis Emerton, 1884 — Canada to Panamá, Southern Africa to Japan, Philippines
Tetragnatha versicolor Walckenaer, 1841 — North, Central America, Cuba
Tetragnatha viridis Walckenaer, 1841 — USA, Canada
Familia Theridiidae
Latrodectus geometricus |
Steatoda grossa |
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Asagena americana Emerton, 1882 — USA, Canada, China
Canalidion montanum (Emerton, 1882) — Holarctic
Chrysso nordica (Chamberlin & Ivie, 1947) — Hungary to Mongolia, North America
Coleosoma acutiventer (Keyserling, 1884) — USA to Brasil
Coleosoma blandum O. P.-Cambridge, 1882 — Cosmopolitan
Crustulina sticta (O. P.-Cambridge, 1861) — Holarctic
Cryptachaea blattea (Urquhart, 1886) — Cosmopolitan
Cryptachaea rupicola (Emerton, 1882) — USA, Canada
Dipoena appalachia Levi, 1953 — USA, Canada
Dipoena buccalis Keyserling, 1886 — North America
Dipoena nigra (Emerton, 1882) — USA, Canada
Enoplognatha caricis (Fickert, 1876) — Holarctic
Enoplognatha intrepida (Sorensen, 1898) — USA, Canada, Alaska, Greenland
Enoplognatha latimana Hippa & Oksala, 1982 — Holarctic
Enoplognatha marmorata (Hentz, 1850) — North America
Enoplognatha ovata (Clerck, 1757) — Holarctic
Enoplognatha thoracica (Hahn, 1833) — Holarctic
Euryopis argentea Emerton, 1882 — USA, Canada, Russia
Euryopis formosa Banks, 1908 — USA, Canada
Euryopis funebris (Hentz, 1850) — USA, Canada
Euryopis gertschi Levi, 1951 — USA, Canada
Euryopis saukea Levi, 1951 — Holarctic
Euryopis scriptipes Banks, 1908 — North America
Faiditus cancellatus (Hentz, 1850) — USA, Canada, Bahama Islands
Hentziectypus conjunctus (Gertsch & Mulaik, 1936) — USA, Canada
Hentziectypus globosus (Hentz, 1850) — North America
Lasaeola prona (Menge, 1868) — Holarctic
Latrodectus geometricus C. L. Koch, 1841 — Cosmopolitan
Latrodectus mactans (Fabricius, 1775) — probably native to North America only (introduced elsewhere)
Latrodectus variolus Walckenaer, 1837 — USA, Canada
Neospintharus trigonum (Hentz, 1850) — USA, Canada
Neottiura bimaculata (Linnaeus, 1767) — Holarctic
Ohlertidion ohlerti (Thorell, 1870) — Holarctic
Nesticodes rufipes (Lucas, 1846) — Pantropical, introduced elsewhere
Parasteatoda tabulata (Levi, 1980) — Holarctic
Parasteatoda tepidariorum (C. L. Koch, 1841) — Cosmopolitan
Pholcomma hirsutum Emerton, 1882 — USA, Canada
Phoroncidia americana (Emerton, 1882) — USA, Canada, Cuba, Jamaica
Phylloneta impressa (L. Koch, 1881) — Holarctic
Platnickina alabamensis (Gertsch & Archer, 1942) — USA, Canada
Platnickina tincta (Walckenaer, 1802) — Holarctic
Rhomphaea fictilium (Hentz, 1850) — Canada to Argentina
Robertus banksi (Kaston, 1946) — USA, Canada
Robertus borealis (Kaston, 1946) — USA, Canada
Robertus crosbyi (Kaston, 1946) — USA, Canada
Robertus frontatus (Banks, 1892) — USA, Canada
Robertus fuscus (Emerton, 1894) — USA, Canada
Robertus lividus (Blackwall, 1836) — Holarctic
Robertus longipalpus (Kaston, 1946) — USA, Canada
Robertus riparius (Keyserling, 1886) — USA, Canada, Alaska
Robertus vigerens (Chamberlin & Ivie, 1933) — USA, Canada, Alaska
Rugathodes aurantius (Emerton, 1915) — Holarctic
Rugathodes sexpunctatus (Emerton, 1882) — USA, Canada, Alaska, Russia
Simitidion simile (C. L. Koch, 1836) — Holarctic
Steatoda albomaculata (De Geer, 1778) — Cosmopolitan
Steatoda bipunctata (Linnaeus, 1758) — Holarctic
Steatoda borealis (Hentz, 1850) — USA, Canada, Alaska
Steatoda grossa (C. L. Koch, 1838) — Cosmopolitan
Steatoda hespera Chamberlin & Ivie, 1933 — USA, Canada
Steatoda triangulosa (Walckenaer, 1802) — Cosmopolitan
Theonoe stridula Crosby, 1906 — USA, Canada, Alaska
Theridion agrifoliae Levi, 1957 — USA, Canada
Theridion albidum Banks, 1895 — USA, Canada
Theridion californicum Banks, 1904 — USA, Canada
Theridion differens Emerton, 1882 — USA, Canada
Theridion glaucescens Becker, 1879 — USA, Canada
Theridion hemerobium Simon, 1914 — USA, Canada, Europe, Turkey
Theridion leechi Gertsch & Archer, 1942 — USA, Canada
Theridion melanostictum O. P.-Cambridge, 1876 — Mediterranean, Aldabra, Seychelles, China, Japan, Polynesia, USA, Canada, Hispaniola
Theridion melanurum Hahn, 1831 — Holarctic, Azores
Theridion murarium Emerton, 1882 — North America
Theridion neomexicanum Banks, 1901 — USA, Canada
Theridion pennsylvanicum Emerton, 1913 — USA, Canada
Theridion petraeum L. Koch, 1872 — Holarctic
Theridion pictum (Walckenaer, 1802) — Holarctic
Theridion saanichum Chamberlin & Ivie, 1947 — USA, Canada, Alaska
Theridion varians Hahn, 1833 — Holarctic
Theridula emertoni Levi, 1954 — USA, Canada
Theridula gonygaster (Simon, 1873) — Cosmopolitan
Theridula opulenta (Walckenaer, 1841) — Cosmopolitan
Thymoites minnesota Levi, 1964 — USA, Canada
Thymoites oleatus (L. Koch, 1879) — Holarctic
Thymoites unimaculatus (Emerton, 1882) — USA, Canada
Wamba crispulus (Simon, 1895) — Canada to Brasil, West Indies
Yunohamella lyrica (Walckenaer, 1841) — Holarctic
Familia Theridiosomatidae
Theridiosoma gemmosum (L. Koch, 1877) — Holarctic
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