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# Genus Familie Anzahl
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1 Abacoproeces   Simon, 1884 Linyphiidae 2 key Species
2 Abiskoa   Saaristo & Tanasevtich, 2000 Linyphiidae 1 no-key Species
3 Acantholycosa   Dahl, 1908 Lycosidae 4 key Species
4 Acartauchenius   Simon, 1884 Linyphiidae 4 key Species
5 Achaeridion   Wunderlich, 2008 Theridiidae 1 no-key Species
6 Aculepeira   Chamberlin & Ivie, 1942 Araneidae 8 key Species
7 Adonea   Simon, 1873 Eresidae 1 no-key Species
8 Aelurillus   Simon, 1884 Salticidae 24 key Species
9 Afraflacilla   Berland & Millot, 1941 Salticidae 2 no-key Species
10 Agalenatea   Archer, 1951 Araneidae 1 key Species
11 Agelena   Walckenaer, 1805 Agelenidae 5 key Species
12 Agelenopsis   Giebel, 1869 Agelenidae 1 no-key Species
13 Agelescape   Levy, 1996 Agelenidae 7 no-key Species
14 Agnyphantes   Menge, 1866 Linyphiidae 1 no-key Species
15 Agraecina   Simon, 1932 Liocranidae 3 key Species
16 Agroeca   Westring, 1861 Liocranidae 10 key Species
17 Agyneta   Hull, 1911 Linyphiidae 42 key Species
18 Aituaria   Esyunin & Efimik, 1998 Nesticidae 1 no-key Species
19 Akamasia   Bosselaers, 2002 Zoropsidae 1 key Species
20 Alioranus   Simon, 1926 Linyphiidae 3 no-key Species
21 Allagelena   Zhang, Zhu & Song, 2006 Agelenidae 1 key Species
22 Allocosa   Banks, 1900 Lycosidae 2 no-key Species
23 Allomengea   Strand, 1912 Linyphiidae 3 key Species
24 Allotiso   Tanasevitch, 1990 Linyphiidae 1 no-key Species
25 Alopecosa   Simon, 1885 Lycosidae 47 key Species
26 Altella   Simon, 1884 Dictynidae 5 key Species
27 Amaurobius   C. L. Koch, 1837 Amaurobiidae 36 key Species
28 Amblyocarenum   Simon, 1892 Cyrtaucheniidae 4 no-key Species
29 Amphiledorus   Jocqué & Bosmans, 2001 Zodariidae 3 key Species
30 Anagraphis   Simon, 1893 Gnaphosidae 2 no-key Species
31 Anapistula   Gertsch, 1941 Symphytognathidae 1 key Species
32 Anatolidion   Wunderlich, 2008 Theridiidae 1 no-key Species
33 Anelosimus   Simon, 1891 Theridiidae 2 key Species
34 Anguliphantes   Menge, 1866 Linyphiidae 5 no-key Species
35 Antistea   Simon, 1898 Hahniidae 1 key Species
36 Antrohyphantes   Dumitrescu, 1971 Linyphiidae 3 no-key Species
37 Anyphaena   Sundevall, 1833 Anyphaenidae 6 key Species
38 Aphantaulax   Simon, 1878 Gnaphosidae 3 key Species
39 Aphileta   Hull, 1920 Linyphiidae 1 key Species
40 Apostenus   Westring, 1851 Liocranidae 4 key Species
41 Arabelia   Bosselaers, 2009 Liocranidae 1 no-key Species
42 Araeoncus   Simon, 1884 Linyphiidae 22 key Species
43 Araneus   Clerck, 1757 Araneidae 25 key Species
44 Araniella   Chamberlin & Ivie, 1942 Araneidae 7 key Species
45 Archaeodictyna   Caporiacco, 1928 Dictynidae 3 key Species
46 Archaraeoncus   Tanasevitch, 1987 Linyphiidae 1 no-key Species
47 Arctella   Holm, 1945 Dictynidae 1 key Species
48 Arcterigone   Eskov & Marusik, 1994 Linyphiidae 1 no-key Species
49 Arctobius   Lehtinen, 1967 Amaurobiidae 1 key Species
50 Arctosa   C. L. Koch, 1847 Lycosidae 25 key Species
51 Argenna   Thorell, 1870 Dictynidae 2 key Species
52 Argiope   Audouin, 1826 Araneidae 3 key Species
53 Argyrodes   Simon, 1864 Theridiidae 1 no-key Species
54 Argyroneta   Latreille, 1804 Dictynidae 1 key Species
55 Ariadna   Audouin, 1826 Segestriidae 9 no-key Species
56 Artema   Walckenaer, 1837 Pholcidae 3 no-key Species
57 Asagena   Sundevall, 1833 Theridiidae 4 no-key Species
58 Asianellus   Logunov & Heciak, 1996 Salticidae 2 no-key Species
59 Asthenargus   Simon & Fage, 1922 Linyphiidae 9 key Species
60 Aterigena   Bolzern, Hänggi & Burckhardt, 2010 Agelenidae 4 key Species
61 Attulus   Simon, 1889 Salticidae 9 no-key Species
62 Atypus   Latreille, 1804 Atypidae 3 key Species
63 Aulonia   C. L. Koch, 1847 Lycosidae 2 key Species
64 Azerithonica   Guseinov, Marusik & Koponen, 2005 Agelenidae 1 key Species
65 Badumna   Thorell, 1890 Desidae 1 key Species
66 Ballus   C. L. Koch, 1850 Salticidae 4 key Species
67 Barusia   Kratochvil, 1978 Leptonetidae 5 no-key Species
68 Baryphyma   Simon, 1884 Linyphiidae 6 key Species
69 Bassaniana   Strand, 1928 Thomisidae 1 no-key Species
70 Bathyphantes   Menge, 1866 Linyphiidae 13 key Species
71 Benoitia   Lehtinen, 1967 Agelenidae 1 no-key Species
72 Berinda   Roewer, 1928 Gnaphosidae 7 no-key Species
73 Berlandina   Dalmas, 1922 Gnaphosidae 11 key Species
74 Bianor   Peckham & Peckham, 1886 Salticidae 1 key Species
75 Birgerius   Saaristo, 1973 Linyphiidae 1 no-key Species
76 Bisetifer   Tanasevitch, 1987 Linyphiidae 2 no-key Species
77 Bogdocosa   Ponomarev & Belosludtsev 2008 Lycosidae 1 no-key Species
78 Bolephthyphantes   Strand, 1901 Linyphiidae 2 no-key Species
79 Bolyphantes   C. L. Koch, 1837 Linyphiidae 8 key Species
80 Bordea   Bosmans, 1995 Linyphiidae 3 no-key Species
81 Brachythele   Ausserer, 1871 Nemesiidae 8 no-key Species
82 Brigittea   Lehtinen, 1967 Dictynidae 5 no-key Species
83 Brignolia   Dumitrescu & Georgescu, 1983 Oonopidae 1 no-key Species
84 Brommella   Tullgren, 1948 Dictynidae 2 key Species
85 Callilepis   Westring, 1874 Gnaphosidae 4 key Species
86 Callobius   Chamberlin, 1947 Amaurobiidae 2 key Species
87 Calositticus   Lohmander, 1944 Salticidae 8 no-key Species
88 Camillina   Berland, 1919 Gnaphosidae 1 no-key Species
89 Canalidion   Wunderlich, 2008 Theridiidae 1 no-key Species
90 Canariphantes   Wunderlich, 1992 Linyphiidae 4 no-key Species
91 Caracladus   Simon, 1884 Linyphiidae 3 key Species
92 Carniella   Thaler & Steinberger, 1988 Theridiidae 1 key Species
93 Carorita   Duffey & Merrett, 1963 Linyphiidae 1 key Species
94 Carpathonesticus   Lehtinen & Saaristo, 1980 Nesticidae 20 no-key Species
95 Carrhotus   Thorell, 1891 Salticidae 1 key Species
96 Caspicosa   Ponomarev, 2007 Lycosidae 1 no-key Species
97 Castianeira   Keyserling, 1879 Corinnidae 1 no-key Species
98 Cataleptoneta   Denis, 1955 Leptonetidae 6 no-key Species
99 Caucasopisthes   Tanasevitch, 1990 Linyphiidae 1 no-key Species
100 Caviphantes   Oi, 1960 Linyphiidae 2 key Species
101 Cebrennus   Simon, 1880 Sparassidae 1 key Species
102 Cedicus   Simon, 1875 Cybaeidae 2 key Species
103 Centromerita   Dahl, 1912 Linyphiidae 2 key Species
104 Centromerus   Dahl, 1886 Linyphiidae 64 key Species
105 Centrophantes   Miller & Polenec, 1975 Linyphiidae 2 no-key Species
106 Cepheia   Simon, 1894 Synaphridae 1 key Species
107 Ceraticelus   Simon, 1884 Linyphiidae 1 no-key Species
108 Ceratinella   Emerton, 1882 Linyphiidae 6 key Species
109 Cercidia   Thorell, 1869 Araneidae 2 key Species
110 Cesonia   Simon, 1893 Gnaphosidae 1 no-key Species
111 Cetonana   Strand, 1929 Trachelidae 1 key Species
112 Chaerea   Simon, 1884 Dictynidae 1 no-key Species
113 Chaetopelma   Ausserer, 1871 Theraphosidae 6 key Species
114 Chalcoscirtus   Bertkau, 1880 Salticidae 11 key Species
115 Chatzakia   Lissner & Bosmans, 2016 Gnaphosidae 1 no-key Species
116 Cheiracanthium   C. L. Koch, 1839 Cheiracanthiidae 28 key Species
117 Chinattus   Logunov, 1999 Salticidae 1 no-key Species
118 Chorizomma   Simon, 1872 Hahniidae 1 key Species
119 Chrysso   O. P.-Cambridge, 1882 Theridiidae 1 no-key Species
120 Cicurina   Menge, 1871 Hahniidae 3 key Species
121 Cinetata   Wunderlich, 1995 Linyphiidae 1 key Species
122 Cithaeron   O. P.-Cambridge, 1872 Cithaeronidae 1 key Species
123 Civizelotes   Senglet, 2012 Gnaphosidae 10 no-key Species
124 Clubiona   Latreille, 1804 Clubionidae 45 key Species
125 Cnephalocotes   Simon, 1884 Linyphiidae 2 key Species
126 Coelotes   Blackwall, 1841 Agelenidae 25 key Species
127 Coleosoma   O. P.-Cambridge, 1882 Theridiidae 1 key Species
128 Collinsia   O. P.-Cambridge, 1913 Linyphiidae 10 key Species
129 Comaroma   Bertkau, 1889 Anapidae 1 key Species
130 Coriarachne   Thorell, 1869 Thomisidae 1 key Species
131 Cortestina   Knoflach, 2009 Oonopidae 1 no-key Species
132 Coscinida   Simon, 1895 Theridiidae 1 no-key Species
133 Cozyptila   Lehtinen & Marusik, 2005 Thomisidae 3 no-key Species
134 Cresmatoneta   Simon, 1929 Linyphiidae 1 no-key Species
135 Creugas   Thorell, 1878 Corinnidae 1 no-key Species
136 Crosbyarachne   Charitonov, 1937 Linyphiidae 2 no-key Species
137 Crossopriza   Simon, 1893 Pholcidae 1 no-key Species
138 Crustulina   Menge, 1868 Theridiidae 4 key Species
139 Cryphoeca   Thorell, 1870 Cybaeidae 8 key Species
140 Cryphoecina   Deltshev, 1997 Cybaeidae 1 no-key Species
141 Cryptachaea   Archer, 1946 Theridiidae 3 no-key Species
142 Cryptodrassus   Miller, 1943 Gnaphosidae 3 key Species
143 Cryptoparachtes   Dunin, 1992 Dysderidae 3 no-key Species
144 Cteniza   Latreille, 1829 Ctenizidae 3 key Species
145 Cybaeodes   Simon, 1878 Liocranidae 10 no-key Species
146 Cybaeus   L. Koch, 1868 Cybaeidae 11 key Species
147 Cyclosa   Menge, 1866 Araneidae 6 key Species
148 Cyrba   Simon, 1876 Salticidae 2 no-key Species
149 Cyrtarachne   Thorell, 1868 Araneidae 1 no-key Species
150 Cyrtocarenum   Ausserer, 1871 Ctenizidae 2 key Species
151 Cyrtophora   Simon, 1864 Araneidae 1 no-key Species
152 Dactylopisthes   Simon, 1884 Linyphiidae 4 no-key Species
153 Dasumia   Thorell, 1875 Dysderidae 12 key Species
154 Decipiphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 1 no-key Species
155 Deliriosa   Kovblyuk, 2009 Lycosidae 1 no-key Species
156 Dendryphantes   C. L. Koch, 1837 Salticidae 6 key Species
157 Devade   Simon, 1884 Dictynidae 2 no-key Species
158 Diaea   Thorell, 1869 Thomisidae 2 key Species
159 Diastanillus   Simon, 1926 Linyphiidae 1 no-key Species
160 Diblemma   O. P.-Cambridge, 1908 Oonopidae 1 no-key Species
161 Dictyna   Sundevall, 1833 Dictynidae 13 key Species
162 Dicymbium   Menge, 1868 Linyphiidae 3 key Species
163 Didectoprocnemis   Denis, 1949 Linyphiidae 1 no-key Species
164 Diplocentria   Hull, 1911 Linyphiidae 4 key Species
165 Diplocephalus   Bertkau, 1883 Linyphiidae 35 key Species
166 Diplostyla   Emerton, 1882 Linyphiidae 1 key Species
167 Dipoena   Thorell, 1869 Theridiidae 14 key Species
168 Dipoenata   Wunderlich, 1988 Theridiidae 1 no-key Species
169 Dirksia   Chamberlin & Ivie, 1942 Cybaeidae 1 key Species
170 Dismodicus   Simon, 1884 Linyphiidae 3 key Species
171 Dolomedes   Latreille, 1804 Pisauridae 2 key Species
172 Domitius   Ribera, 2018 Nesticidae 7 no-key Species
173 Donacochara   Simon, 1884 Linyphiidae 1 key Species
174 Donacosa   Alderweireldt & Jocqué, 1991 Lycosidae 1 no-key Species
175 Drapetisca   Menge, 1866 Linyphiidae 1 key Species
176 Drassodes   Westring, 1851 Gnaphosidae 35 key Species
177 Drassodex   Murphy, 2007 Gnaphosidae 10 no-key Species
178 Drassyllus   Chamberlin, 1922 Gnaphosidae 14 key Species
179 Drepanotylus   Holm, 1945 Linyphiidae 3 key Species
180 Dresconella   Denis, 1950 Linyphiidae 1 no-key Species
181 Dysdera   Latreille, 1804 Dysderidae 163 key Species
182 Dysderella   Dunin, 1992 Dysderidae 1 no-key Species
183 Dysderocrates   Deeleman-Reinhold & Deeleman, 1988 Dysderidae 6 no-key Species
184 Ebrechtella   Dahl, 1907 Thomisidae 1 key Species
185 Echemus   Simon, 1878 Gnaphosidae 3 key Species
186 Eidmannella   Roewer, 1935 Nesticidae 1 key Species
187 Emblyna   Chamberlin, 1948 Dictynidae 4 key Species
188 Enoplognatha   Pavesi, 1880 Theridiidae 26 key Species
189 Entelecara   Simon, 1884 Linyphiidae 17 key Species
190 Episinus   Walckenaer, 1809 Theridiidae 6 key Species
191 Eratigena   Bolzern, Burckhardt & Hänggi, 2013 Agelenidae 20 no-key Species
192 Eresus   Walckenaer, 1805 Eresidae 15 key Species
193 Erigone   Audouin, 1826 Linyphiidae 30 key Species
194 Erigonella   Dahl, 1901 Linyphiidae 4 key Species
195 Erigonoplus   Simon, 1884 Linyphiidae 16 key Species
196 Ermetus   Ponomarev, 2008 Mimetidae 1 no-key Species
197 Ero   C. L. Koch, 1837 Mimetidae 8 key Species
198 Estrandia   Blauvelt, 1936 Linyphiidae 1 no-key Species
199 Euophrys   C. L. Koch, 1834 Salticidae 28 key Species
200 Euryopis   Menge, 1868 Theridiidae 13 key Species
201 Eusparassus   Simon, 1903 Sparassidae 3 key Species
202 Evansia   O. P.-Cambridge, 1900 Linyphiidae 1 key Species
203 Evarcha   Simon, 1902 Salticidae 10 key Species
204 Evippa   Simon, 1882 Lycosidae 4 no-key Species
205 Fageiella   Kratochvil, 1934 Linyphiidae 2 no-key Species
206 Filistata   Latreille, 1810 Filistatidae 3 key Species
207 Firmicus   Simon, 1895 Thomisidae 1 no-key Species
208 Flagelliphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 1 no-key Species
209 Floronia   Simon, 1887 Linyphiidae 1 key Species
210 Folkia   Kratochvil, 1970 Dysderidae 7 no-key Species
211 Formiphantes   Menge, 1866 Linyphiidae 1 no-key Species
212 Frontinellina   van Helsdingen, 1969 Linyphiidae 1 key Species
213 Geolycosa   Montgomery, 1904 Lycosidae 3 no-key Species
214 Gibbaranea   Archer, 1951 Araneidae 6 key Species
215 Gibothorax   Eskov, 1989 Linyphiidae 1 no-key Species
216 Glyphesis   Simon, 1926 Linyphiidae 4 key Species
217 Glyptogona   Simon, 1884 Araneidae 1 no-key Species
218 Gnaphosa   Latreille, 1804 Gnaphosidae 66 key Species
219 Gnathonarium   Karsch, 1881 Linyphiidae 1 key Species
220 Gonatium   Menge, 1868 Linyphiidae 12 key Species
221 Gongylidiellum   Simon, 1884 Linyphiidae 7 key Species
222 Gongylidium   Menge, 1868 Linyphiidae 2 key Species
223 Habrocestum   Simon, 1876 Salticidae 10 no-key Species
224 Hackmania   Lehtinen, 1967 Dictynidae 1 key Species
225 Hadites   Keyserling, 1862 Agelenidae 1 no-key Species
226 Hadrotarsus   Thorell, 1881 Theridiidae 1 no-key Species
227 Hahnia   C. L. Koch, 1841 Hahniidae 14 key Species
228 Hahniharmia   Wunderlich, 2004 Hahniidae 1 no-key Species
229 Halodromus   Muster, 2009 Philodromidae 2 key Species
230 Halorates   Hull, 1911 Linyphiidae 1 key Species
231 Haplodrassus   Chamberlin, 1922 Gnaphosidae 39 key Species
232 Harpactea   Bristowe, 1939 Dysderidae 141 key Species
233 Harpactocrates   Simon, 1914 Dysderidae 13 key Species
234 Hasarius   Simon, 1871 Salticidae 1 key Species
235 Heliophanillus   Prószyński, 1989 Salticidae 1 no-key Species
236 Heliophanus   C. L. Koch, 1833 Salticidae 39 key Species
237 Helophora   Menge, 1866 Linyphiidae 1 key Species
238 Heriaeus   Simon, 1875 Thomisidae 11 key Species
239 Hersiliola   Thorell, 1870 Hersiliidae 4 no-key Species
240 Heser   Tuneva, 2004 Gnaphosidae 5 no-key Species
241 Heteroonops   Dalmas, 1916 Oonopidae 1 no-key Species
242 Heteropoda   Latreille, 1804 Sparassidae 2 key Species
243 Heterotheridion   Wunderlich, 2008 Theridiidae 1 no-key Species
244 Heterotrichoncus   Wunderlich, 1970 Linyphiidae 1 no-key Species
245 Hilaira   Simon, 1884 Linyphiidae 10 key Species
246 Histopona   Thorell, 1869 Agelenidae 22 key Species
247 Hogna   Simon, 1885 Lycosidae 15 key Species
248 Holissus   Simon, 1882 Dysderidae 1 no-key Species
249 Holocnemus   Simon, 1875 Pholcidae 3 key Species
250 Hoplopholcus   Kulczynski, 1908 Pholcidae 10 key Species
251 Horcotes   Crosby & Bishop, 1933 Linyphiidae 1 no-key Species
252 Hybauchenidium   Holm, 1973 Linyphiidae 2 no-key Species
253 Hybocoptus   Simon, 1884 Linyphiidae 3 no-key Species
254 Hygrocrates   Deeleman-Reinhold, 1988 Dysderidae 4 no-key Species
255 Hygrolycosa   Dahl, 1908 Lycosidae 2 key Species
256 Hylyphantes   Simon, 1884 Linyphiidae 2 key Species
257 Hypomma   Dahl, 1886 Linyphiidae 4 key Species
258 Hypositticus   Lohmander, 1944 Salticidae 2 no-key Species
259 Hypselistes   Simon, 1894 Linyphiidae 3 key Species
260 Hypsocephalus   Millidge, 1978 Linyphiidae 4 no-key Species
261 Hypsosinga   Ausserer, 1871 Araneidae 5 key Species
262 Hyptiotes   Walckenaer, 1837 Uloboridae 4 key Species
263 Iberattus   Prószyński, 2018 Salticidae 1 no-key Species
264 Iberesia   Decae & Cardoso, 2006 Nemesiidae 3 no-key Species
265 Iberina   Simon, 1881 Hahniidae 6 key Species
266 Iberoneta   Deeleman-Reinhold, 1984 Linyphiidae 1 no-key Species
267 Icariella   Brignoli, 1979 Linyphiidae 1 no-key Species
268 Icius   Simon, 1876 Salticidae 6 no-key Species
269 Improphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 8 no-key Species
270 Incestophantes   Tanasevitch, 1992 Linyphiidae 11 no-key Species
271 Inermocoelotes   Ovtchinnikov, 1999 Agelenidae 15 no-key Species
272 Ipa   Saaristo, 2007 Linyphiidae 3 no-key Species
273 Ischnocolus   Ausserer, 1871 Theraphosidae 1 key Species
274 Ischnothyreus   Simon, 1892 Oonopidae 3 key Species
275 Islandiana   Braendegaard, 1932 Linyphiidae 3 no-key Species
276 Jacksonella   Millidge, 1951 Linyphiidae 2 key Species
277 Janetschekia   Schenkel, 1939 Linyphiidae 1 no-key Species
278 Kaemis   Deeleman-Reinhold, 1993 Dysderidae 5 no-key Species
279 Kaestneria   Wiehle, 1956 Linyphiidae 3 key Species
280 Karita   Tanasevitch, 2007 Linyphiidae 1 no-key Species
281 Kikimora   Eskov, 1988 Linyphiidae 1 no-key Species
282 Kishidaia   Yaginuma, 1960 Gnaphosidae 2 key Species
283 Kochiura   Archer, 1950 Theridiidae 1 no-key Species
284 Kratochviliella   Miller, 1938 Linyphiidae 1 no-key Species
285 Kryptonesticus   Pavlek & Ribera, 2017 Nesticidae 9 no-key Species
286 Labulla   Simon, 1884 Linyphiidae 3 key Species
287 Lachesana   Strand, 1932 Zodariidae 2 key Species
288 Larinia   Simon, 1874 Araneidae 6 key Species
289 Larinioides   Caporiacco, 1934 Araneidae 5 key Species
290 Lasaeola   Simon, 1881 Theridiidae 10 no-key Species
291 Lasiargus   Kulczynski, 1894 Linyphiidae 1 key Species
292 Lasophorus   Chatzaki, 2018 Gnaphosidae 2 no-key Species
293 Lathys   Simon, 1884 Dictynidae 12 key Species
294 Latrodectus   Walckenaer, 1805 Theridiidae 7 no-key Species
295 Lepthyphantes   Menge, 1866 Linyphiidae 46 key Species
296 Leptodrassex   Murphy, 2007 Gnaphosidae 2 no-key Species
297 Leptodrassus   Simon, 1878 Gnaphosidae 4 no-key Species
298 Leptoneta   Simon, 1872 Leptonetidae 31 no-key Species
299 Leptonetela   Kratochvil, 1978 Leptonetidae 11 no-key Species
300 Leptopilos   Levy, 2009 Gnaphosidae 3 no-key Species
301 Leptorchestes   Thorell, 1870 Salticidae 4 key Species
302 Leptorhoptrum   Kulczynski, 1894 Linyphiidae 1 key Species
303 Leptothrix   Menge, 1869 Linyphiidae 1 key Species
304 Lessertia   Smith, 1908 Linyphiidae 2 key Species
305 Lessertinella   Denis, 1947 Linyphiidae 2 key Species
306 Leviellus   Wunderlich 2004 Araneidae 3 no-key Species
307 Linyphia   Latreille, 1804 Linyphiidae 8 key Species
308 Liocranoeca   Wunderlich, 1999 Liocranidae 3 no-key Species
309 Liocranum   L. Koch, 1866 Liocranidae 9 key Species
310 Liophrurillus   Wunderlich, 1992 Phrurolithidae 1 no-key Species
311 Lipocrea   Thorell, 1878 Araneidae 1 no-key Species
312 Logunyllus   Prószyński, 2016 Salticidae 10 no-key Species
313 Lophomma   Menge, 1868 Linyphiidae 1 key Species
314 Loureedia   Miller, Griswold, Scharff, Řezáč, Szűts & Marhabaie, 2012 Eresidae 2 key Species
315 Loxosceles   Heineken & Lowe, 1835 Sicariidae 2 no-key Species
316 Lycosa   Latreille, 1804 Lycosidae 14 key Species
317 Lycosoides   Lucas, 1846 Agelenidae 4 no-key Species
318 Macaroeris   Wunderlich, 1992 Salticidae 3 key Species
319 Macrargus   Dahl, 1886 Linyphiidae 6 key Species
320 Macrothele   Ausserer, 1871 Macrothelidae 2 no-key Species
321 Maculoncus   Wunderlich, 1995 Linyphiidae 2 no-key Species
322 Maimuna   Lehtinen, 1967 Agelenidae 4 no-key Species
323 Malthonica   Simon, 1898 Agelenidae 6 no-key Species
324 Mangora   O. P.-Cambridge, 1889 Araneidae 1 key Species
325 Mansuphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 13 no-key Species
326 Marilynia   Lehtinen, 1967 Dictynidae 2 no-key Species
327 Marjanus   Chatzaki, 2018 Gnaphosidae 1 no-key Species
328 Maro   O. P.-Cambridge, 1906 Linyphiidae 6 key Species
329 Marpissa   C. L. Koch, 1846 Salticidae 7 key Species
330 Marusyllus   Prószyński, 2016 Salticidae 2 no-key Species
331 Masikia   Millidge, 1984 Linyphiidae 1 no-key Species
332 Maso   Simon, 1884 Linyphiidae 3 key Species
333 Mastigusa   Menge, 1854 Hahniidae 3 key Species
334 Mecopisthes   Simon, 1926 Linyphiidae 11 key Species
335 Mecynargus   Kulczynski, 1894 Linyphiidae 11 key Species
336 Megalepthyphantes   Wunderlich, 1994 Linyphiidae 8 no-key Species
337 Megarctosa   Caporiacco, 1948 Lycosidae 1 no-key Species
338 Mendoza   Peckham & Peckham, 1894 Salticidae 1 no-key Species
339 Menemerus   Simon, 1868 Salticidae 9 no-key Species
340 Meotipa   Simon, 1894 Theridiidae 1 no-key Species
341 Mermessus   O. P.-Cambridge, 1899 Linyphiidae 2 no-key Species
342 Mesasigone   Tanasevitch, 1989 Linyphiidae 1 no-key Species
343 Mesiotelus   Simon, 1897 Liocranidae 8 no-key Species
344 Mesostalita   Deeleman-Reinhold, 1971 Dysderidae 3 no-key Species
345 Meta   C. L. Koch, 1836 Tetragnathidae 2 key Species
346 Metapanamomops   Millidge, 1977 Linyphiidae 1 key Species
347 Metatrachelas   Bosselaers & Bosmans, 2010 Trachelidae 2 no-key Species
348 Metellina   Chamberlin & Ivie, 1941 Tetragnathidae 5 key Species
349 Metopobactrus   Simon, 1884 Linyphiidae 8 key Species
350 Micaria   Westring, 1851 Gnaphosidae 31 key Species
351 Micrargus   Dahl, 1886 Linyphiidae 10 key Species
352 Microctenonyx   Dahl, 1886 Linyphiidae 2 key Species
353 Microdipoena   Banks, 1895 Mysmenidae 1 key Species
354 Microlinyphia   Gerhardt, 1928 Linyphiidae 3 key Species
355 Micrommata   Latreille, 1804 Sparassidae 6 key Species
356 Microneta   Menge, 1869 Linyphiidae 3 key Species
357 Micropholcus   Deeleman-Reinhold & Prinsen, 1987 Pholcidae 1 no-key Species
358 Midia   Saaristo & Wunderlich, 1995 Linyphiidae 1 no-key Species
359 Mimetus   Hentz, 1832 Mimetidae 2 no-key Species
360 Minicia   Thorell, 1875 Linyphiidae 6 key Species
361 Minosia   Dalmas, 1921 Gnaphosidae 1 no-key Species
362 Minotauria   Kulczynski, 1903 Dysderidae 2 no-key Species
363 Minyriolus   Simon, 1884 Linyphiidae 3 key Species
364 Mioxena   Simon, 1926 Linyphiidae 1 key Species
365 Misumena   Latreille, 1804 Thomisidae 2 key Species
366 Misumenops   F. O. P.-Cambridge, 1900 Thomisidae 1 no-key Species
367 Mizaga   Simon, 1898 Dictynidae 1 no-key Species
368 Modisimus   Simon, 1893 Pholcidae 1 no-key Species
369 Moebelia   Dahl, 1886 Linyphiidae 2 no-key Species
370 Mogrus   Simon, 1882 Salticidae 6 no-key Species
371 Monaeses   Thorell, 1869 Thomisidae 2 no-key Species
372 Monocephalus   Smith, 1906 Linyphiidae 2 no-key Species
373 Monocerellus   Tanasevitch, 1983 Linyphiidae 1 no-key Species
374 Mughiphantes   Saaristo & Tanasevitch, 1999 Linyphiidae 28 no-key Species
375 Mustelicosa   Roewer, 1960 Lycosidae 1 no-key Species
376 Mycula   Schikora, 1994 Linyphiidae 1 no-key Species
377 Myrmarachne   Mac Leay, 1839 Salticidae 3 key Species
378 Mysmena   Simon, 1894 Mysmenidae 2 key Species
379 Napoca   Simon, 1901 Salticidae 1 no-key Species
380 Neaetha   Simon, 1884 Salticidae 3 key Species
381 Nematogmus   Simon, 1844 Linyphiidae 1 no-key Species
382 Nemesia   Audouin, 1826 Nemesiidae 54 key Species
383 Nemoscolus   Simon, 1895 Araneidae 1 no-key Species
384 Neon   Simon, 1876 Salticidae 9 key Species
385 Neoscona   Simon, 1864 Araneidae 4 key Species
386 Neospintharus   Exline, 1950 Theridiidae 1 no-key Species
387 Neottiura   Menge, 1868 Theridiidae 6 key Species
388 Neriene   Blackwall, 1833 Linyphiidae 7 key Species
389 Nesticella   Lehtinen & Saaristo, 1980 Nesticidae 1 no-key Species
390 Nesticodes   Archer, 1950 Theridiidae 1 key Species
391 Nesticus   Thorell, 1869 Nesticidae 11 key Species
392 Nigma   Lehtinen, 1967 Dictynidae 7 key Species
393 Nomisia   Dalmas, 1921 Gnaphosidae 15 key Species
394 Nothophantes   Merrett & Stevens, 1995 Linyphiidae 1 no-key Species
395 Notioscopus   Simon, 1884 Linyphiidae 1 key Species
396 Nuctenea   Simon, 1864 Araneidae 2 key Species
397 Nurscia   Simon, 1874 Titanoecidae 3 key Species
398 Nusoncus   Wunderlich, 2008 Linyphiidae 1 no-key Species
399 Obscuriphantes   Saaristo & Tanasevtich, 2000 Linyphiidae 4 no-key Species
400 Octonoba   Opell, 1979 Uloboridae 1 no-key Species
401 Ocyale   Audouin, 1826 Lycosidae 1 no-key Species
402 Oecobius   Lucas, 1846 Oecobiidae 9 key Species
403 Oedignatha   Thorell, 1881 Liocranidae 1 no-key Species
404 Oedothorax   Bertkau, 1883 Linyphiidae 10 key Species
405 Ohlertidion   Wunderlich, 2008 Theridiidae 1 no-key Species
406 Olios   Walckenaer, 1837 Sparassidae 3 key Species
407 Oonopinus   Simon, 1893 Oonopidae 2 no-key Species
408 Oonops   Templeton, 1835 Oonopidae 12 key Species
409 Opopaea   Simon, 1892 Oonopidae 4 no-key Species
410 Orchestina   Simon, 1882 Oonopidae 9 key Species
411 Oreoneta   Chyzer & Kulczynski 1894 Linyphiidae 8 no-key Species
412 Oreonetides   Strand, 1901 Linyphiidae 3 key Species
413 Orthobula   Simon, 1897 Phrurolithidae 1 key Species
414 Oryphantes   Menge, 1866 Linyphiidae 2 no-key Species
415 Ostearius   Hull, 1911 Linyphiidae 1 key Species
416 Ouedia   Bosmans & Abrous, 1992 Linyphiidae 1 no-key Species
417 Ovtchinnikovia   Marusik, Kovblyuk & Ponomarev, 2010 Amaurobiidae 1 key Species
418 Oxyopes   Latreille, 1804 Oxyopidae 8 key Species
419 Ozyptila   Simon, 1864 Thomisidae 43 key Species
420 Pachygnatha   Sundevall, 1823 Tetragnathidae 9 key Species
421 Paidiscura   Archer, 1950 Theridiidae 2 key Species
422 Palaestina   O. P.-Cambridge, 1872 Zodariidae 1 key Species
423 Palliduphantes   Saaristo & Tanasevtich, 2001 Linyphiidae 44 no-key Species
424 Palpimanus   Dufour, 1820 Palpimanidae 6 no-key Species
425 Panamomops   Simon, 1884 Linyphiidae 11 key Species
426 Pancorius   Simon, 1902 Salticidae 1 no-key Species
427 Pandava   Lehtinen, 1967 Titanoecidae 1 key Species
428 Panysinus   Simon, 1901 Salticidae 1 no-key Species
429 Paracedicus   Fet, 1993 Cybaeidae 1 key Species
430 Parachtes   Alicata, 1964 Dysderidae 13 no-key Species
431 Paraglyphesis   Eskov, 1991 Linyphiidae 1 no-key Species
432 Paraleptoneta   Fage, 1913 Leptonetidae 1 no-key Species
433 Parapelecopsis   Wunderlich, 1992 Linyphiidae 4 no-key Species
434 Parastalita   Absolon & Kratochvil, 1932 Dysderidae 1 no-key Species
435 Parasteatoda   Archer, 1946 Theridiidae 4 key Species
436 Parasyrisca   Schenkel, 1963 Gnaphosidae 9 key Species
437 Paratrachelas   Kovblyuk & Nadolny, 2009 Trachelidae 3 no-key Species
438 Pardosa   C. L. Koch, 1847 Lycosidae 112 key Species
439 Pax   Levy, 1990 Zodariidae 1 key Species
440 Pecado   Hormiga & Scharff, 2005 Linyphiidae 1 no-key Species
441 Pelecopsis   Simon, 1864 Linyphiidae 26 key Species
442 Pellenes   Simon, 1876 Salticidae 20 key Species
443 Peponocranium   Simon, 1884 Linyphiidae 4 key Species
444 Perregrinus   Tanasevitch, 1992 Linyphiidae 1 no-key Species
445 Perro   Tanasevitch, 1992 Linyphiidae 1 no-key Species
446 Peucetia   Thorell, 1869 Oxyopidae 3 no-key Species
447 Phaeocedus   Simon, 1893 Gnaphosidae 3 key Species
448 Philaeus   Thorell, 1869 Salticidae 1 key Species
449 Philodromus   Walckenaer, 1826 Philodromidae 38 key Species
450 Phintella   Strand, 1906 Salticidae 1 no-key Species
451 Phlegra   Simon, 1876 Salticidae 12 key Species
452 Pholcomma   Thorell, 1869 Theridiidae 1 key Species
453 Pholcus   Walckenaer, 1805 Pholcidae 11 key Species
454 Phoneutria   Perty, 1833 Ctenidae 1 no-key Species
455 Phoroncidia   Westwood, 1835 Theridiidae 4 key Species
456 Phrurolinillus   Wunderlich, 1995 Phrurolithidae 2 no-key Species
457 Phrurolithus   C. L. Koch, 1839 Phrurolithidae 9 key Species
458 Phycosoma   O. P.-Cambridge, 1879 Theridiidae 1 no-key Species
459 Phylloneta   Archer, 1950 Theridiidae 3 no-key Species
460 Physocyclus   Simon, 1893 Pholcidae 1 no-key Species
461 Phyxelida   Simon, 1894 Phyxelididae 1 no-key Species
462 Pimoa   Chamberlin & Ivie, 1943 Pimoidae 4 no-key Species
463 Piniphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 2 no-key Species
464 Pirata   Sundevall, 1833 Lycosidae 3 key Species
465 Piratula   Roewer, 1960 Lycosidae 6 no-key Species
466 Pireneitega   Kishida, 1955 Agelenidae 7 no-key Species
467 Pisaura   Simon, 1886 Pisauridae 5 key Species
468 Pistius   Simon, 1875 Thomisidae 2 key Species
469 Pityohyphantes   Simon, 1929 Linyphiidae 2 key Species
470 Plaesianillus   Simon, 1926 Linyphiidae 1 no-key Species
471 Platnickina   Kocak & Kemal, 2008 Theridiidae 2 no-key Species
472 Plesiophantes   Heimer, 1981 Linyphiidae 3 no-key Species
473 Plexippoides   Proszynski, 1985 Salticidae 2 no-key Species
474 Plexippus   C. L. Koch, 1846 Salticidae 4 no-key Species
475 Pocadicnemis   Simon, 1884 Linyphiidae 4 key Species
476 Poecilochroa   Westring, 1874 Gnaphosidae 10 key Species
477 Poeciloneta   Kulczynski, 1894 Linyphiidae 1 key Species
478 Polenecia   Lehtinen, 1967 Uloboridae 1 key Species
479 Porrhoclubiona   Lohmander, 1944 Clubionidae 5 no-key Species
480 Porrhomma   Simon, 1884 Linyphiidae 15 key Species
481 Praestigia   Millidge, 1954 Linyphiidae 4 no-key Species
482 Prinerigone   Millidge, 1988 Linyphiidae 1 no-key Species
483 Pritha   Lehtinen, 1967 Filistatidae 6 key Species
484 Prochora   Simon, 1885 Miturgidae 1 key Species
485 Prodidomus   Hentz, 1847 Gnaphosidae 4 no-key Species
486 Proislandiana   Tanasevitch, 1985 Linyphiidae 1 no-key Species
487 Protoleptoneta   Deltshev, 1972 Leptonetidae 4 no-key Species
488 Pseudanapis   Simon, 1905 Anapidae 1 no-key Species
489 Pseudeuophrys   Dahl, 1912 Salticidae 7 no-key Species
490 Pseudicius   Simon, 1885 Salticidae 11 key Species
491 Pseudocarorita   Wunderlich, 1980 Linyphiidae 1 no-key Species
492 Pseudocyba   Tanasevitch, 1984 Linyphiidae 1 no-key Species
493 Pseudodrassus   Caporiacco, 1935 Gnaphosidae 1 no-key Species
494 Pseudomaro   Denis, 1966 Linyphiidae 1 key Species
495 Psilochorus   Simon, 1893 Pholcidae 1 key Species
496 Pterotricha   Kulczynski, 1903 Gnaphosidae 7 no-key Species
497 Pterotrichina   Dalmas, 1921 Gnaphosidae 1 no-key Species
498 Pulchellodromus   Wunderlich, 2012 Philodromidae 9 no-key Species
499 Pyrenecosa   Marusik, Azarkina & Koponen, 2004 Lycosidae 3 no-key Species
500 Raveniola   Zonstein, 1987 Nemesiidae 12 no-key Species
501 Rhode   Simon, 1882 Dysderidae 8 no-key Species
502 Rhodera   Deeleman-Reinhold, 1989 Dysderidae 1 no-key Species
503 Rhomphaea   L. Koch, 1872 Theridiidae 5 no-key Species
504 Rhysodromus   Schick, 1965 Philodromidae 8 no-key Species
505 Robertus   O. P.-Cambridge, 1879 Theridiidae 18 key Species
506 Ruborridion   Wunderlich, 2011 Theridiidae 1 no-key Species
507 Rudakius   Prószyński, 2016 Salticidae 2 no-key Species
508 Rugathodes   Archer, 1950 Theridiidae 4 key Species
509 Runcinia   Simon, 1875 Thomisidae 2 key Species
510 Russocampus   Tanasevitch, 2004 Linyphiidae 1 no-key Species
511 Saaristoa   Millidge, 1978 Linyphiidae 2 key Species
512 Sagana   Thorell, 1875 Liocranidae 1 no-key Species
513 Saitis   Simon, 1876 Salticidae 6 key Species
514 Saloca   Simon, 1926 Linyphiidae 2 key Species
515 Salticus   Latreille, 1804 Salticidae 20 key Species
516 Sandalodes   Keyserling, 1883 Salticidae 1 no-key Species
517 Sardinidion   Wunderlich, 1995 Theridiidae 1 no-key Species
518 Sardostalita   Gasparo, 1999 Dysderidae 1 no-key Species
519 Satilatlas   Keyserling, 1886 Linyphiidae 1 key Species
520 Sauron   Eskov, 1995 Linyphiidae 1 no-key Species
521 Savignia   Blackwall, 1833 Linyphiidae 7 key Species
522 Scandichrestus   Wunderlich, 1995 Linyphiidae 1 no-key Species
523 Sciastes   Bishop & Crosby, 1938 Linyphiidae 1 key Species
524 Scotargus   Simon, 1913 Linyphiidae 1 no-key Species
525 Scotina   Menge, 1873 Liocranidae 4 key Species
526 Scotinotylus   Simon, 1884 Linyphiidae 6 key Species
527 Scotolathys   Simon, 1884 Dictynidae 1 no-key Species
528 Scotophaeus   Simon, 1893 Gnaphosidae 17 key Species
529 Scutpelecopsis   Marusik & Gnelitsa, 2009 Linyphiidae 4 no-key Species
530 Scytodes   Latreille, 1804 Scytodidae 8 key Species
531 Segestria   Latreille, 1804 Segestriidae 9 key Species
532 Selamia   Simon, 1873 Zodariidae 1 key Species
533 Selenops   Latreille, 1819 Selenopidae 1 no-key Species
534 Semljicola   Strand, 1906 Linyphiidae 20 key Species
535 Sernokorba   Kamura, 1992 Gnaphosidae 1 no-key Species
536 Setaphis   Simon, 1893 Gnaphosidae 3 no-key Species
537 Shaitan   Kovblyuk, Kastrygina & Marusik, 2013 Gnaphosidae 1 no-key Species
538 Sibianor   Logunov, 2001 Salticidae 4 no-key Species
539 Sidydrassus   Esyunin & Tuneva, 2002 Gnaphosidae 1 no-key Species
540 Silhouettella   Benoit, 1979 Oonopidae 2 key Species
541 Silometopoides   Eskov, 1990 Linyphiidae 3 no-key Species
542 Silometopus   Simon, 1926 Linyphiidae 13 key Species
543 Simitidion   Wunderlich, 1992 Theridiidae 3 no-key Species
544 Singa   C. L. Koch, 1836 Araneidae 7 key Species
545 Sintula   Simon, 1884 Linyphiidae 12 key Species
546 Sisicus   Bishop & Crosby, 1938 Linyphiidae 1 no-key Species
547 Sitticus   Simon, 1901 Salticidae 2 key Species
548 Sittilong   Prószyński, 2017 Salticidae 1 no-key Species
549 Sittisax   Prószyński, 2017 Salticidae 3 no-key Species
550 Siwa   Grasshoff, 1970 Araneidae 2 no-key Species
551 Smeringopus   Simon, 1890 Pholcidae 1 key Species
552 Sosticus   Chamberlin, 1922 Gnaphosidae 1 key Species
553 Speleoharpactea   Ribera, 1982 Dysderidae 1 no-key Species
554 Spermophora   Hentz, 1841 Pholcidae 2 key Species
555 Spermophorides   Wunderlich, 1992 Pholcidae 8 no-key Species
556 Spinestis   Saaristo & Marusik 2009 Oonopidae 1 no-key Species
557 Stalagtia   Kratochvil, 1970 Dysderidae 7 no-key Species
558 Stalita   Schiödte, 1847 Dysderidae 4 key Species
559 Stalitella   Absolon & Kratochvil, 1932 Dysderidae 1 no-key Species
560 Steatoda   Sundevall, 1833 Theridiidae 14 key Species
561 Stegodyphus   Simon, 1873 Eresidae 1 key Species
562 Stemonyphantes   Menge, 1866 Linyphiidae 7 key Species
563 Stygopholcus   Absolon & Kratochvil, 1932 Pholcidae 4 no-key Species
564 Styloctetor   Simon, 1884 Linyphiidae 3 key Species
565 Sulcia   Kratochvil, 1938 Leptonetidae 10 no-key Species
566 Syedra   Simon, 1884 Linyphiidae 5 key Species
567 Synageles   Simon, 1876 Salticidae 8 key Species
568 Synaphosus   Platnick & Shadab, 1980 Gnaphosidae 4 no-key Species
569 Synaphris   Simon, 1894 Synaphridae 3 no-key Species
570 Synema   Simon, 1864 Thomisidae 6 key Species
571 Talanites   Simon 1893 Gnaphosidae 4 no-key Species
572 Talavera   Peckham & Peckham, 1909 Salticidae 11 key Species
573 Tallusia   Lehtinen & Saaristo, 1972 Linyphiidae 4 no-key Species
574 Tama   Simon, 1882 Hersiliidae 1 no-key Species
575 Tanasevitchia   Marusik & Saaristo, 1999 Linyphiidae 1 no-key Species
576 Tapinesthis   Simon, 1914 Oonopidae 1 key Species
577 Tapinocyba   Simon, 1884 Linyphiidae 18 key Species
578 Tapinocyboides   Wiehle, 1960 Linyphiidae 1 key Species
579 Tapinopa   Westring, 1851 Linyphiidae 3 key Species
580 Taranucnus   Simon, 1884 Linyphiidae 4 key Species
581 Tarsiphantes   Strand, 1905 Linyphiidae 1 no-key Species
582 Tegenaria   Latreille, 1804 Agelenidae 89 key Species
583 Telema   Simon, 1882 Telemidae 1 key Species
584 Teloleptoneta   Ribera, 1988 Leptonetidae 1 no-key Species
585 Tenuiphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 25 no-key Species
586 Tetragnatha   Latreille, 1804 Tetragnathidae 17 key Species
587 Textrix   Sundevall, 1833 Agelenidae 6 key Species
588 Thaleria   Tanasevitch, 1984 Linyphiidae 1 no-key Species
589 Thanatus   C. L. Koch, 1837 Philodromidae 30 key Species
590 Thaumatoncus   Simon, 1884 Linyphiidae 1 no-key Species
591 Theonina   Simon, 1929 Linyphiidae 2 key Species
592 Theonoe   Simon, 1881 Theridiidae 4 key Species
593 Theotima   Simon, 1893 Ochyroceratidae 1 no-key Species
594 Theridion   Walckenaer, 1805 Theridiidae 46 key Species
595 Theridiosoma   O. P.-Cambridge, 1879 Theridiosomatidae 1 key Species
596 Theridula   Emerton, 1882 Theridiidae 3 no-key Species
597 Thomisus   Walckenaer, 1805 Thomisidae 4 key Species
598 Thyene   Simon, 1885 Salticidae 3 no-key Species
599 Thymoites   Keyserling, 1884 Theridiidae 2 no-key Species
600 Thyreosthenius   Simon, 1884 Linyphiidae 2 key Species
601 Tibellus   Simon, 1875 Philodromidae 6 key Species
602 Tibiaster   Tanasevitch, 1987 Linyphiidae 1 no-key Species
603 Tibioploides   Eskov & Marusik, 1991 Linyphiidae 1 no-key Species
604 Tibioplus   Chamberlin & Ivie, 1947 Linyphiidae 1 no-key Species
605 Tiso   Simon, 1884 Linyphiidae 3 key Species
606 Titanoeca   Thorell, 1870 Titanoecidae 14 key Species
607 Tmarus   Simon, 1875 Thomisidae 6 key Species
608 Tmeticus   Menge, 1868 Linyphiidae 2 key Species
609 Trabea   Simon, 1876 Lycosidae 2 no-key Species
610 Trachelas   L. Koch, 1872 Trachelidae 2 no-key Species
611 Trachyzelotes   Lohmander, 1944 Gnaphosidae 17 key Species
612 Trebacosa   Dondale & Redner, 1981 Lycosidae 1 no-key Species
613 Trematocephalus   Dahl, 1886 Linyphiidae 2 key Species
614 Triaeris   Simon, 1892 Oonopidae 1 key Species
615 Tricholathys   Chamberlin & Ivie, 1935 Dictynidae 1 no-key Species
616 Trichoncoides   Denis, 1950 Linyphiidae 3 no-key Species
617 Trichoncus   Simon, 1884 Linyphiidae 21 key Species
618 Trichoncyboides   Wunderlich, 2008 Linyphiidae 1 no-key Species
619 Trichopterna   Kulczynski, 1894 Linyphiidae 3 key Species
620 Trichopternoides   Wunderlich, 2008 Linyphiidae 1 no-key Species
621 Trochosa   C. L. Koch, 1847 Lycosidae 9 key Species
622 Troglohyphantes   Joseph, 1881 Linyphiidae 126 key Species
623 Trogloneta   Simon, 1922 Mysmenidae 1 key Species
624 Troxochrota   Kulczynski, 1894 Linyphiidae 1 no-key Species
625 Troxochrus   Simon, 1884 Linyphiidae 3 key Species
626 Trygetus   Simon, 1882 Zodariidae 1 key Species
627 Tubercithorax   Eskov, 1988 Linyphiidae 1 no-key Species
628 Tuberta   Simon, 1884 Cybaeidae 2 key Species
629 Turinyphia   van Helsdingen, 1982 Linyphiidae 1 no-key Species
630 Turkozelotes   Kovblyuk & Seyyar, 2009 Gnaphosidae 3 no-key Species
631 Typhlonesticus   Kulczynski, 1914 Nesticidae 5 no-key Species
632 Typhlonyphia   Kratochvil, 1936 Linyphiidae 2 no-key Species
633 Typhochrestus   Simon, 1884 Linyphiidae 19 key Species
634 Uloborus   Latreille, 1806 Uloboridae 3 key Species
635 Ummidia   Thorell, 1875 Halonoproctidae 3 key Species
636 Uralophantes   Esyunin, 1992 Linyphiidae 1 no-key Species
637 Urocoras   Ovtchinnikov, 1999 Agelenidae 4 no-key Species
638 Uroctea   Dufour, 1820 Oecobiidae 3 key Species
639 Urozelotes   Mello-Leitao, 1938 Gnaphosidae 3 key Species
640 Vankeeria   Bosselaers, 2012 Liocranidae 1 no-key Species
641 Vesubia   Simon, 1909 Lycosidae 2 key Species
642 Viktorium   Eskov, 1988 Linyphiidae 1 no-key Species
643 Wabasso   Millidge, 1984 Linyphiidae 2 no-key Species
644 Wadicosa   Zyuzin, 1985 Lycosidae 1 no-key Species
645 Walckenaeria   Blackwall, 1833 Linyphiidae 54 key Species
646 Walckenaerianus   Wunderlich, 1995 Linyphiidae 1 no-key Species
647 Wiehlea   Braun, 1959 Linyphiidae 1 no-key Species
648 Wiehlenarius   Eskov, 1990 Linyphiidae 1 no-key Species
649 Wubanoides   Eskov, 1986 Linyphiidae 2 no-key Species
650 Xerolycosa   Dahl, 1908 Lycosidae 2 key Species
651 Xysticus   C. L. Koch, 1835 Thomisidae 106 key Species
652 Yaginumena   Yoshida, 2002 Theridiidae 1 no-key Species
653 Yllenus   Simon, 1868 Salticidae 2 key Species
654 Yunohamella   Yoshida, 2007 Theridiidae 2 no-key Species
655 Zaitunia   Lehtinen, 1967 Filistatidae 3 no-key Species
656 Zangherella   Caporiacco, 1949 Anapidae 3 key Species
657 Zelominor   Snazell & Murphy, 1997 Gnaphosidae 2 key Species
658 Zelotes   Gistel, 1848 Gnaphosidae 109 key Species
659 Zilla   C. L. Koch, 1836 Araneidae 1 key Species
660 Zimirina   Dalmas, 1919 Gnaphosidae 1 key Species
661 Zimiris   Simon, 1882 Gnaphosidae 1 key Species
662 Zodarion   Walckenaer, 1826 Zodariidae 117 key Species
663 Zora   C. L. Koch, 1847 Miturgidae 11 key Species
664 Zornella   Jackson, 1932 Linyphiidae 1 no-key Species
665 Zoropsis   Simon, 1878 Zoropsidae 7 key Species
666 Zygiella   F. O. P.-Cambridge, 1902 Araneidae 4 key Species