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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 43 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 3 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 Barylestis   Simon, 1910 Sparassidae 3 no-key Species
69 Baryphyma   Simon, 1884 Linyphiidae 6 key Species
70 Bassaniana   Strand, 1928 Thomisidae 1 no-key Species
71 Bassaniodes   Pocock, 1903 Thomisidae 19 no-key Species
72 Bathyphantes   Menge, 1866 Linyphiidae 13 key Species
73 Benoitia   Lehtinen, 1967 Agelenidae 1 no-key Species
74 Berinda   Roewer, 1928 Gnaphosidae 7 no-key Species
75 Berlandina   Dalmas, 1922 Gnaphosidae 11 key Species
76 Bianor   Peckham & Peckham, 1886 Salticidae 1 key Species
77 Birgerius   Saaristo, 1973 Linyphiidae 1 no-key Species
78 Bisetifer   Tanasevitch, 1987 Linyphiidae 2 no-key Species
79 Bogdocosa   Ponomarev & Belosludtsev 2008 Lycosidae 1 no-key Species
80 Bolephthyphantes   Strand, 1901 Linyphiidae 2 no-key Species
81 Bolyphantes   C. L. Koch, 1837 Linyphiidae 9 key Species
82 Bordea   Bosmans, 1995 Linyphiidae 3 no-key Species
83 Brachythele   Ausserer, 1871 Nemesiidae 8 no-key Species
84 Brigittea   Lehtinen, 1967 Dictynidae 5 no-key Species
85 Brignolia   Dumitrescu & Georgescu, 1983 Oonopidae 1 no-key Species
86 Brommella   Tullgren, 1948 Dictynidae 2 key Species
87 Callilepis   Westring, 1874 Gnaphosidae 4 key Species
88 Callobius   Chamberlin, 1947 Amaurobiidae 2 key Species
89 Calositticus   Lohmander, 1944 Salticidae 8 no-key Species
90 Camillina   Berland, 1919 Gnaphosidae 1 no-key Species
91 Canalidion   Wunderlich, 2008 Theridiidae 1 no-key Species
92 Canariphantes   Wunderlich, 1992 Linyphiidae 4 no-key Species
93 Caracladus   Simon, 1884 Linyphiidae 3 key Species
94 Carniella   Thaler & Steinberger, 1988 Theridiidae 1 key Species
95 Carorita   Duffey & Merrett, 1963 Linyphiidae 1 key Species
96 Carpathonesticus   Lehtinen & Saaristo, 1980 Nesticidae 20 no-key Species
97 Carrhotus   Thorell, 1891 Salticidae 1 key Species
98 Caspicosa   Ponomarev, 2007 Lycosidae 1 no-key Species
99 Castianeira   Keyserling, 1879 Corinnidae 1 no-key Species
100 Cataleptoneta   Denis, 1955 Leptonetidae 6 no-key Species
101 Caucasopisthes   Tanasevitch, 1990 Linyphiidae 1 no-key Species
102 Caviphantes   Oi, 1960 Linyphiidae 2 key Species
103 Cebrennus   Simon, 1880 Sparassidae 1 key Species
104 Cedicus   Simon, 1875 Cybaeidae 2 key Species
105 Centromerita   Dahl, 1912 Linyphiidae 2 key Species
106 Centromerus   Dahl, 1886 Linyphiidae 64 key Species
107 Centrophantes   Miller & Polenec, 1975 Linyphiidae 2 no-key Species
108 Cepheia   Simon, 1894 Synaphridae 1 key Species
109 Ceraticelus   Simon, 1884 Linyphiidae 1 no-key Species
110 Ceratinella   Emerton, 1882 Linyphiidae 6 key Species
111 Cercidia   Thorell, 1869 Araneidae 2 key Species
112 Cesonia   Simon, 1893 Gnaphosidae 1 no-key Species
113 Cetonana   Strand, 1929 Trachelidae 1 key Species
114 Chaerea   Simon, 1884 Dictynidae 1 no-key Species
115 Chaetopelma   Ausserer, 1871 Theraphosidae 6 key Species
116 Chalcoscirtus   Bertkau, 1880 Salticidae 11 key Species
117 Chatzakia   Lissner & Bosmans, 2016 Gnaphosidae 1 no-key Species
118 Cheiracanthium   C. L. Koch, 1839 Cheiracanthiidae 28 key Species
119 Chinattus   Logunov, 1999 Salticidae 1 no-key Species
120 Chorizomma   Simon, 1872 Hahniidae 1 key Species
121 Chrysso   O. P.-Cambridge, 1882 Theridiidae 1 no-key Species
122 Cicurina   Menge, 1871 Hahniidae 3 key Species
123 Cinetata   Wunderlich, 1995 Linyphiidae 1 key Species
124 Cithaeron   O. P.-Cambridge, 1872 Cithaeronidae 1 key Species
125 Civizelotes   Senglet, 2012 Gnaphosidae 10 no-key Species
126 Clubiona   Latreille, 1804 Clubionidae 45 key Species
127 Cnephalocotes   Simon, 1884 Linyphiidae 2 key Species
128 Coelotes   Blackwall, 1841 Agelenidae 25 key Species
129 Coleosoma   O. P.-Cambridge, 1882 Theridiidae 1 key Species
130 Collinsia   O. P.-Cambridge, 1913 Linyphiidae 10 key Species
131 Comaroma   Bertkau, 1889 Anapidae 1 key Species
132 Coriarachne   Thorell, 1869 Thomisidae 1 key Species
133 Cortestina   Knoflach, 2009 Oonopidae 1 no-key Species
134 Coscinida   Simon, 1895 Theridiidae 1 no-key Species
135 Cozyptila   Lehtinen & Marusik, 2005 Thomisidae 3 no-key Species
136 Cresmatoneta   Simon, 1929 Linyphiidae 1 no-key Species
137 Creugas   Thorell, 1878 Corinnidae 1 no-key Species
138 Crosbyarachne   Charitonov, 1937 Linyphiidae 2 no-key Species
139 Crossopriza   Simon, 1893 Pholcidae 1 no-key Species
140 Crustulina   Menge, 1868 Theridiidae 4 key Species
141 Cryphoeca   Thorell, 1870 Cybaeidae 8 key Species
142 Cryphoecina   Deltshev, 1997 Cybaeidae 1 no-key Species
143 Cryptachaea   Archer, 1946 Theridiidae 3 no-key Species
144 Cryptodrassus   Miller, 1943 Gnaphosidae 3 key Species
145 Cryptoparachtes   Dunin, 1992 Dysderidae 3 no-key Species
146 Cteniza   Latreille, 1829 Ctenizidae 3 key Species
147 Cybaeodes   Simon, 1878 Liocranidae 10 no-key Species
148 Cybaeus   L. Koch, 1868 Cybaeidae 11 key Species
149 Cyclosa   Menge, 1866 Araneidae 6 key Species
150 Cyrba   Simon, 1876 Salticidae 2 no-key Species
151 Cyrtarachne   Thorell, 1868 Araneidae 1 no-key Species
152 Cyrtocarenum   Ausserer, 1871 Ctenizidae 2 key Species
153 Cyrtophora   Simon, 1864 Araneidae 1 no-key Species
154 Dactylopisthes   Simon, 1884 Linyphiidae 4 no-key Species
155 Dasumia   Thorell, 1875 Dysderidae 12 key Species
156 Decipiphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 1 no-key Species
157 Deliriosa   Kovblyuk, 2009 Lycosidae 1 no-key Species
158 Dendryphantes   C. L. Koch, 1837 Salticidae 6 key Species
159 Devade   Simon, 1884 Dictynidae 2 no-key Species
160 Diaea   Thorell, 1869 Thomisidae 2 key Species
161 Diastanillus   Simon, 1926 Linyphiidae 1 no-key Species
162 Diblemma   O. P.-Cambridge, 1908 Oonopidae 1 no-key Species
163 Dictyna   Sundevall, 1833 Dictynidae 13 key Species
164 Dicymbium   Menge, 1868 Linyphiidae 4 key Species
165 Didectoprocnemis   Denis, 1949 Linyphiidae 1 no-key Species
166 Diplocentria   Hull, 1911 Linyphiidae 4 key Species
167 Diplocephalus   Bertkau, 1883 Linyphiidae 35 key Species
168 Diplostyla   Emerton, 1882 Linyphiidae 1 key Species
169 Dipoena   Thorell, 1869 Theridiidae 14 key Species
170 Dipoenata   Wunderlich, 1988 Theridiidae 1 no-key Species
171 Dirksia   Chamberlin & Ivie, 1942 Cybaeidae 1 key Species
172 Dismodicus   Simon, 1884 Linyphiidae 3 key Species
173 Dolomedes   Latreille, 1804 Pisauridae 2 key Species
174 Domitius   Ribera, 2018 Nesticidae 7 no-key Species
175 Donacochara   Simon, 1884 Linyphiidae 1 key Species
176 Donacosa   Alderweireldt & Jocqué, 1991 Lycosidae 1 no-key Species
177 Drapetisca   Menge, 1866 Linyphiidae 1 key Species
178 Drassodes   Westring, 1851 Gnaphosidae 35 key Species
179 Drassodex   Murphy, 2007 Gnaphosidae 10 no-key Species
180 Drassyllus   Chamberlin, 1922 Gnaphosidae 14 key Species
181 Drepanotylus   Holm, 1945 Linyphiidae 3 key Species
182 Dresconella   Denis, 1950 Linyphiidae 1 no-key Species
183 Dysdera   Latreille, 1804 Dysderidae 164 key Species
184 Dysderella   Dunin, 1992 Dysderidae 1 no-key Species
185 Dysderocrates   Deeleman-Reinhold & Deeleman, 1988 Dysderidae 8 no-key Species
186 Ebrechtella   Dahl, 1907 Thomisidae 1 key Species
187 Echemus   Simon, 1878 Gnaphosidae 3 key Species
188 Eidmannella   Roewer, 1935 Nesticidae 1 key Species
189 Emblyna   Chamberlin, 1948 Dictynidae 4 key Species
190 Enoplognatha   Pavesi, 1880 Theridiidae 26 key Species
191 Entelecara   Simon, 1884 Linyphiidae 17 key Species
192 Episinus   Walckenaer, 1809 Theridiidae 6 key Species
193 Eratigena   Bolzern, Burckhardt & Hänggi, 2013 Agelenidae 20 no-key Species
194 Eresus   Walckenaer, 1805 Eresidae 15 key Species
195 Erigone   Audouin, 1826 Linyphiidae 30 key Species
196 Erigonella   Dahl, 1901 Linyphiidae 4 key Species
197 Erigonoplus   Simon, 1884 Linyphiidae 16 key Species
198 Ermetus   Ponomarev, 2008 Mimetidae 1 no-key Species
199 Ero   C. L. Koch, 1837 Mimetidae 8 key Species
200 Estrandia   Blauvelt, 1936 Linyphiidae 1 no-key Species
201 Euophrys   C. L. Koch, 1834 Salticidae 28 key Species
202 Euryopis   Menge, 1868 Theridiidae 13 key Species
203 Eusparassus   Simon, 1903 Sparassidae 3 key Species
204 Evansia   O. P.-Cambridge, 1900 Linyphiidae 1 key Species
205 Evarcha   Simon, 1902 Salticidae 10 key Species
206 Evippa   Simon, 1882 Lycosidae 4 no-key Species
207 Fageiella   Kratochvil, 1934 Linyphiidae 2 no-key Species
208 Filistata   Latreille, 1810 Filistatidae 3 key Species
209 Firmicus   Simon, 1895 Thomisidae 1 no-key Species
210 Flagelliphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 1 no-key Species
211 Floronia   Simon, 1887 Linyphiidae 1 key Species
212 Folkia   Kratochvil, 1970 Dysderidae 7 no-key Species
213 Formiphantes   Menge, 1866 Linyphiidae 1 no-key Species
214 Frontinellina   van Helsdingen, 1969 Linyphiidae 1 key Species
215 Geolycosa   Montgomery, 1904 Lycosidae 3 no-key Species
216 Gibbaranea   Archer, 1951 Araneidae 6 key Species
217 Gibothorax   Eskov, 1989 Linyphiidae 1 no-key Species
218 Glyphesis   Simon, 1926 Linyphiidae 4 key Species
219 Glyptogona   Simon, 1884 Araneidae 1 no-key Species
220 Gnaphosa   Latreille, 1804 Gnaphosidae 66 key Species
221 Gnathonarium   Karsch, 1881 Linyphiidae 2 key Species
222 Gonatium   Menge, 1868 Linyphiidae 12 key Species
223 Gongylidiellum   Simon, 1884 Linyphiidae 7 key Species
224 Gongylidium   Menge, 1868 Linyphiidae 2 key Species
225 Habrocestum   Simon, 1876 Salticidae 10 no-key Species
226 Hackmania   Lehtinen, 1967 Dictynidae 1 key Species
227 Hadites   Keyserling, 1862 Agelenidae 1 no-key Species
228 Hadrotarsus   Thorell, 1881 Theridiidae 1 no-key Species
229 Hahnia   C. L. Koch, 1841 Hahniidae 14 key Species
230 Hahniharmia   Wunderlich, 2004 Hahniidae 1 no-key Species
231 Halodromus   Muster, 2009 Philodromidae 2 key Species
232 Halorates   Hull, 1911 Linyphiidae 1 key Species
233 Haplodrassus   Chamberlin, 1922 Gnaphosidae 39 key Species
234 Harpactea   Bristowe, 1939 Dysderidae 141 key Species
235 Harpactocrates   Simon, 1914 Dysderidae 13 key Species
236 Hasarius   Simon, 1871 Salticidae 1 key Species
237 Heliophanillus   Prószyński, 1989 Salticidae 1 no-key Species
238 Heliophanus   C. L. Koch, 1833 Salticidae 39 key Species
239 Helophora   Menge, 1866 Linyphiidae 1 key Species
240 Heriaeus   Simon, 1875 Thomisidae 11 key Species
241 Hersiliola   Thorell, 1870 Hersiliidae 4 no-key Species
242 Heser   Tuneva, 2004 Gnaphosidae 5 no-key Species
243 Heteroonops   Dalmas, 1916 Oonopidae 1 no-key Species
244 Heteropoda   Latreille, 1804 Sparassidae 2 key Species
245 Heterotheridion   Wunderlich, 2008 Theridiidae 1 no-key Species
246 Heterotrichoncus   Wunderlich, 1970 Linyphiidae 1 no-key Species
247 Hilaira   Simon, 1884 Linyphiidae 10 key Species
248 Histopona   Thorell, 1869 Agelenidae 22 key Species
249 Hogna   Simon, 1885 Lycosidae 15 key Species
250 Holissus   Simon, 1882 Dysderidae 1 no-key Species
251 Holocnemus   Simon, 1875 Pholcidae 3 key Species
252 Hoplopholcus   Kulczynski, 1908 Pholcidae 10 key Species
253 Horcotes   Crosby & Bishop, 1933 Linyphiidae 1 no-key Species
254 Hybauchenidium   Holm, 1973 Linyphiidae 2 no-key Species
255 Hybocoptus   Simon, 1884 Linyphiidae 3 no-key Species
256 Hygrocrates   Deeleman-Reinhold, 1988 Dysderidae 4 no-key Species
257 Hygrolycosa   Dahl, 1908 Lycosidae 2 key Species
258 Hylyphantes   Simon, 1884 Linyphiidae 2 key Species
259 Hypomma   Dahl, 1886 Linyphiidae 4 key Species
260 Hypositticus   Lohmander, 1944 Salticidae 2 no-key Species
261 Hypselistes   Simon, 1894 Linyphiidae 3 key Species
262 Hypsocephalus   Millidge, 1978 Linyphiidae 4 no-key Species
263 Hypsosinga   Ausserer, 1871 Araneidae 5 key Species
264 Hyptiotes   Walckenaer, 1837 Uloboridae 4 key Species
265 Iberattus   Prószyński, 2018 Salticidae 1 no-key Species
266 Iberesia   Decae & Cardoso, 2006 Nemesiidae 3 no-key Species
267 Iberina   Simon, 1881 Hahniidae 6 key Species
268 Iberoneta   Deeleman-Reinhold, 1984 Linyphiidae 1 no-key Species
269 Icariella   Brignoli, 1979 Linyphiidae 1 no-key Species
270 Icius   Simon, 1876 Salticidae 6 no-key Species
271 Improphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 9 no-key Species
272 Incestophantes   Tanasevitch, 1992 Linyphiidae 11 no-key Species
273 Inermocoelotes   Ovtchinnikov, 1999 Agelenidae 15 no-key Species
274 Ipa   Saaristo, 2007 Linyphiidae 3 no-key Species
275 Ischnocolus   Ausserer, 1871 Theraphosidae 1 key Species
276 Ischnothyreus   Simon, 1892 Oonopidae 3 key Species
277 Islandiana   Braendegaard, 1932 Linyphiidae 3 no-key Species
278 Jacksonella   Millidge, 1951 Linyphiidae 2 key Species
279 Janetschekia   Schenkel, 1939 Linyphiidae 1 no-key Species
280 Kaemis   Deeleman-Reinhold, 1993 Dysderidae 5 no-key Species
281 Kaestneria   Wiehle, 1956 Linyphiidae 3 key Species
282 Karita   Tanasevitch, 2007 Linyphiidae 1 no-key Species
283 Kikimora   Eskov, 1988 Linyphiidae 1 no-key Species
284 Kishidaia   Yaginuma, 1960 Gnaphosidae 2 key Species
285 Kochiura   Archer, 1950 Theridiidae 1 no-key Species
286 Kratochviliella   Miller, 1938 Linyphiidae 1 no-key Species
287 Kryptonesticus   Pavlek & Ribera, 2017 Nesticidae 9 no-key Species
288 Labulla   Simon, 1884 Linyphiidae 3 key Species
289 Lachesana   Strand, 1932 Zodariidae 2 key Species
290 Larinia   Simon, 1874 Araneidae 6 key Species
291 Larinioides   Caporiacco, 1934 Araneidae 5 key Species
292 Lasaeola   Simon, 1881 Theridiidae 10 no-key Species
293 Lasiargus   Kulczynski, 1894 Linyphiidae 1 key Species
294 Lasophorus   Chatzaki, 2018 Gnaphosidae 2 no-key Species
295 Lathys   Simon, 1884 Dictynidae 12 key Species
296 Latrodectus   Walckenaer, 1805 Theridiidae 7 no-key Species
297 Lepthyphantes   Menge, 1866 Linyphiidae 43 key Species
298 Leptodrassex   Murphy, 2007 Gnaphosidae 2 no-key Species
299 Leptodrassus   Simon, 1878 Gnaphosidae 4 no-key Species
300 Leptoneta   Simon, 1872 Leptonetidae 31 no-key Species
301 Leptonetela   Kratochvil, 1978 Leptonetidae 11 no-key Species
302 Leptopilos   Levy, 2009 Gnaphosidae 3 no-key Species
303 Leptorchestes   Thorell, 1870 Salticidae 4 key Species
304 Leptorhoptrum   Kulczynski, 1894 Linyphiidae 1 key Species
305 Leptothrix   Menge, 1869 Linyphiidae 1 key Species
306 Lessertia   Smith, 1908 Linyphiidae 2 key Species
307 Lessertinella   Denis, 1947 Linyphiidae 2 key Species
308 Leviellus   Wunderlich 2004 Araneidae 3 no-key Species
309 Linyphia   Latreille, 1804 Linyphiidae 8 key Species
310 Liocranoeca   Wunderlich, 1999 Liocranidae 3 no-key Species
311 Liocranum   L. Koch, 1866 Liocranidae 9 key Species
312 Liophrurillus   Wunderlich, 1992 Phrurolithidae 1 no-key Species
313 Lipocrea   Thorell, 1878 Araneidae 1 no-key Species
314 Lophomma   Menge, 1868 Linyphiidae 1 key Species
315 Loureedia   Miller, Griswold, Scharff, Řezáč, Szűts & Marhabaie, 2012 Eresidae 2 key Species
316 Loxosceles   Heineken & Lowe, 1835 Sicariidae 2 no-key Species
317 Lycosa   Latreille, 1804 Lycosidae 14 key Species
318 Lycosoides   Lucas, 1846 Agelenidae 4 no-key Species
319 Macaroeris   Wunderlich, 1992 Salticidae 3 key Species
320 Macrargus   Dahl, 1886 Linyphiidae 6 key Species
321 Macrothele   Ausserer, 1871 Macrothelidae 2 no-key Species
322 Maculoncus   Wunderlich, 1995 Linyphiidae 2 no-key Species
323 Maimuna   Lehtinen, 1967 Agelenidae 4 no-key Species
324 Malthonica   Simon, 1898 Agelenidae 6 no-key Species
325 Mangora   O. P.-Cambridge, 1889 Araneidae 1 key Species
326 Mansuphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 12 no-key Species
327 Marilynia   Lehtinen, 1967 Dictynidae 2 no-key Species
328 Marjanus   Chatzaki, 2018 Gnaphosidae 1 no-key Species
329 Maro   O. P.-Cambridge, 1906 Linyphiidae 6 key Species
330 Marpissa   C. L. Koch, 1846 Salticidae 7 key Species
331 Marusyllus   Prószyński, 2016 Salticidae 2 no-key Species
332 Masikia   Millidge, 1984 Linyphiidae 2 no-key Species
333 Maso   Simon, 1884 Linyphiidae 3 key Species
334 Mastigusa   Menge, 1854 Hahniidae 3 key Species
335 Mecopisthes   Simon, 1926 Linyphiidae 11 key Species
336 Mecynargus   Kulczynski, 1894 Linyphiidae 11 key Species
337 Megalepthyphantes   Wunderlich, 1994 Linyphiidae 8 no-key Species
338 Megarctosa   Caporiacco, 1948 Lycosidae 1 no-key Species
339 Mendoza   Peckham & Peckham, 1894 Salticidae 1 no-key Species
340 Menemerus   Simon, 1868 Salticidae 9 no-key Species
341 Meotipa   Simon, 1894 Theridiidae 1 no-key Species
342 Mermessus   O. P.-Cambridge, 1899 Linyphiidae 2 no-key Species
343 Mesasigone   Tanasevitch, 1989 Linyphiidae 1 no-key Species
344 Mesiotelus   Simon, 1897 Liocranidae 8 no-key Species
345 Mesostalita   Deeleman-Reinhold, 1971 Dysderidae 3 no-key Species
346 Meta   C. L. Koch, 1836 Tetragnathidae 2 key Species
347 Metapanamomops   Millidge, 1977 Linyphiidae 1 key Species
348 Metatrachelas   Bosselaers & Bosmans, 2010 Trachelidae 2 no-key Species
349 Metellina   Chamberlin & Ivie, 1941 Tetragnathidae 5 key Species
350 Metopobactrus   Simon, 1884 Linyphiidae 8 key Species
351 Micaria   Westring, 1851 Gnaphosidae 31 key Species
352 Micrargus   Dahl, 1886 Linyphiidae 10 key Species
353 Microctenonyx   Dahl, 1886 Linyphiidae 2 key Species
354 Microdipoena   Banks, 1895 Mysmenidae 1 key Species
355 Microlinyphia   Gerhardt, 1928 Linyphiidae 2 key Species
356 Micrommata   Latreille, 1804 Sparassidae 6 key Species
357 Microneta   Menge, 1869 Linyphiidae 3 key Species
358 Micropholcus   Deeleman-Reinhold & Prinsen, 1987 Pholcidae 1 no-key Species
359 Midia   Saaristo & Wunderlich, 1995 Linyphiidae 1 no-key Species
360 Mimetus   Hentz, 1832 Mimetidae 2 no-key Species
361 Minicia   Thorell, 1875 Linyphiidae 6 key Species
362 Minosia   Dalmas, 1921 Gnaphosidae 1 no-key Species
363 Minotauria   Kulczynski, 1903 Dysderidae 2 no-key Species
364 Minyriolus   Simon, 1884 Linyphiidae 3 key Species
365 Mioxena   Simon, 1926 Linyphiidae 1 key Species
366 Misumena   Latreille, 1804 Thomisidae 2 key Species
367 Misumenops   F. O. P.-Cambridge, 1900 Thomisidae 1 no-key Species
368 Mizaga   Simon, 1898 Dictynidae 1 no-key Species
369 Modisimus   Simon, 1893 Pholcidae 1 no-key Species
370 Moebelia   Dahl, 1886 Linyphiidae 2 no-key Species
371 Mogrus   Simon, 1882 Salticidae 6 no-key Species
372 Monaeses   Thorell, 1869 Thomisidae 2 no-key Species
373 Monocephalus   Smith, 1906 Linyphiidae 2 no-key Species
374 Monocerellus   Tanasevitch, 1983 Linyphiidae 1 no-key Species
375 Mughiphantes   Saaristo & Tanasevitch, 1999 Linyphiidae 28 no-key Species
376 Mustelicosa   Roewer, 1960 Lycosidae 1 no-key Species
377 Mycula   Schikora, 1994 Linyphiidae 1 no-key Species
378 Myrmarachne   Mac Leay, 1839 Salticidae 3 key Species
379 Mysmena   Simon, 1894 Mysmenidae 2 key Species
380 Napoca   Simon, 1901 Salticidae 1 no-key Species
381 Neaetha   Simon, 1884 Salticidae 3 key Species
382 Nematogmus   Simon, 1844 Linyphiidae 1 no-key Species
383 Nemesia   Audouin, 1826 Nemesiidae 54 key Species
384 Nemoscolus   Simon, 1895 Araneidae 1 no-key Species
385 Neon   Simon, 1876 Salticidae 9 key Species
386 Neoscona   Simon, 1864 Araneidae 4 key Species
387 Neospintharus   Exline, 1950 Theridiidae 1 no-key Species
388 Neottiura   Menge, 1868 Theridiidae 6 key Species
389 Neriene   Blackwall, 1833 Linyphiidae 7 key Species
390 Nesticella   Lehtinen & Saaristo, 1980 Nesticidae 1 no-key Species
391 Nesticodes   Archer, 1950 Theridiidae 1 key Species
392 Nesticus   Thorell, 1869 Nesticidae 11 key Species
393 Nigma   Lehtinen, 1967 Dictynidae 7 key Species
394 Nomisia   Dalmas, 1921 Gnaphosidae 15 key Species
395 Nothophantes   Merrett & Stevens, 1995 Linyphiidae 1 no-key Species
396 Notioscopus   Simon, 1884 Linyphiidae 1 key Species
397 Nuctenea   Simon, 1864 Araneidae 2 key Species
398 Nurscia   Simon, 1874 Titanoecidae 3 key Species
399 Nusoncus   Wunderlich, 2008 Linyphiidae 1 no-key Species
400 Obscuriphantes   Saaristo & Tanasevtich, 2000 Linyphiidae 4 no-key Species
401 Octonoba   Opell, 1979 Uloboridae 1 no-key Species
402 Ocyale   Audouin, 1826 Lycosidae 1 no-key Species
403 Oecobius   Lucas, 1846 Oecobiidae 9 key Species
404 Oedignatha   Thorell, 1881 Liocranidae 1 no-key Species
405 Oedothorax   Bertkau, 1883 Linyphiidae 10 key Species
406 Ohlertidion   Wunderlich, 2008 Theridiidae 1 no-key Species
407 Olios   Walckenaer, 1837 Sparassidae 3 key Species
408 Oonopinus   Simon, 1893 Oonopidae 2 no-key Species
409 Oonops   Templeton, 1835 Oonopidae 12 key Species
410 Opopaea   Simon, 1892 Oonopidae 4 no-key Species
411 Orchestina   Simon, 1882 Oonopidae 9 key Species
412 Oreoneta   Chyzer & Kulczynski 1894 Linyphiidae 8 no-key Species
413 Oreonetides   Strand, 1901 Linyphiidae 3 key Species
414 Orthobula   Simon, 1897 Phrurolithidae 1 key Species
415 Oryphantes   Menge, 1866 Linyphiidae 2 no-key Species
416 Ostearius   Hull, 1911 Linyphiidae 1 key Species
417 Ouedia   Bosmans & Abrous, 1992 Linyphiidae 1 no-key Species
418 Ovtchinnikovia   Marusik, Kovblyuk & Ponomarev, 2010 Amaurobiidae 1 key Species
419 Oxyopes   Latreille, 1804 Oxyopidae 8 key Species
420 Ozyptila   Simon, 1864 Thomisidae 43 key Species
421 Pachygnatha   Sundevall, 1823 Tetragnathidae 9 key Species
422 Paidiscura   Archer, 1950 Theridiidae 2 key Species
423 Palaestina   O. P.-Cambridge, 1872 Zodariidae 1 key Species
424 Palliduphantes   Saaristo & Tanasevtich, 2001 Linyphiidae 46 no-key Species
425 Palpimanus   Dufour, 1820 Palpimanidae 6 no-key Species
426 Panamomops   Simon, 1884 Linyphiidae 11 key Species
427 Pancorius   Simon, 1902 Salticidae 1 no-key Species
428 Pandava   Lehtinen, 1967 Titanoecidae 1 key Species
429 Panysinus   Simon, 1901 Salticidae 1 no-key Species
430 Paracedicus   Fet, 1993 Cybaeidae 1 key Species
431 Parachtes   Alicata, 1964 Dysderidae 13 no-key Species
432 Paraglyphesis   Eskov, 1991 Linyphiidae 1 no-key Species
433 Paraleptoneta   Fage, 1913 Leptonetidae 1 no-key Species
434 Parapelecopsis   Wunderlich, 1992 Linyphiidae 4 no-key Species
435 Parastalita   Absolon & Kratochvil, 1932 Dysderidae 1 no-key Species
436 Parasteatoda   Archer, 1946 Theridiidae 4 key Species
437 Parasyrisca   Schenkel, 1963 Gnaphosidae 9 key Species
438 Paratrachelas   Kovblyuk & Nadolny, 2009 Trachelidae 3 no-key Species
439 Pardosa   C. L. Koch, 1847 Lycosidae 112 key Species
440 Pax   Levy, 1990 Zodariidae 1 key Species
441 Pecado   Hormiga & Scharff, 2005 Linyphiidae 1 no-key Species
442 Pelecopsis   Simon, 1864 Linyphiidae 26 key Species
443 Pellenes   Simon, 1876 Salticidae 20 key Species
444 Peponocranium   Simon, 1884 Linyphiidae 4 key Species
445 Perregrinus   Tanasevitch, 1992 Linyphiidae 1 no-key Species
446 Perro   Tanasevitch, 1992 Linyphiidae 1 no-key Species
447 Peucetia   Thorell, 1869 Oxyopidae 3 no-key Species
448 Phaeocedus   Simon, 1893 Gnaphosidae 3 key Species
449 Philaeus   Thorell, 1869 Salticidae 1 key Species
450 Philodromus   Walckenaer, 1826 Philodromidae 38 key Species
451 Phintella   Strand, 1906 Salticidae 1 no-key Species
452 Phlegra   Simon, 1876 Salticidae 12 key Species
453 Pholcomma   Thorell, 1869 Theridiidae 1 key Species
454 Pholcus   Walckenaer, 1805 Pholcidae 11 key Species
455 Phoneutria   Perty, 1833 Ctenidae 1 no-key Species
456 Phoroncidia   Westwood, 1835 Theridiidae 4 key Species
457 Phrurolinillus   Wunderlich, 1995 Phrurolithidae 2 no-key Species
458 Phrurolithus   C. L. Koch, 1839 Phrurolithidae 9 key Species
459 Phycosoma   O. P.-Cambridge, 1879 Theridiidae 1 no-key Species
460 Phylloneta   Archer, 1950 Theridiidae 3 no-key Species
461 Physocyclus   Simon, 1893 Pholcidae 1 no-key Species
462 Phyxelida   Simon, 1894 Phyxelididae 1 no-key Species
463 Pimoa   Chamberlin & Ivie, 1943 Pimoidae 4 no-key Species
464 Piniphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 3 no-key Species
465 Pirata   Sundevall, 1833 Lycosidae 3 key Species
466 Piratula   Roewer, 1960 Lycosidae 6 no-key Species
467 Pireneitega   Kishida, 1955 Agelenidae 7 no-key Species
468 Pisaura   Simon, 1886 Pisauridae 5 key Species
469 Pistius   Simon, 1875 Thomisidae 2 key Species
470 Pityohyphantes   Simon, 1929 Linyphiidae 2 key Species
471 Plaesianillus   Simon, 1926 Linyphiidae 1 no-key Species
472 Platnickina   Kocak & Kemal, 2008 Theridiidae 2 no-key Species
473 Plesiophantes   Heimer, 1981 Linyphiidae 3 no-key Species
474 Plexippoides   Proszynski, 1985 Salticidae 2 no-key Species
475 Plexippus   C. L. Koch, 1846 Salticidae 4 no-key Species
476 Pocadicnemis   Simon, 1884 Linyphiidae 4 key Species
477 Poecilochroa   Westring, 1874 Gnaphosidae 10 key Species
478 Poeciloneta   Kulczynski, 1894 Linyphiidae 1 key Species
479 Polenecia   Lehtinen, 1967 Uloboridae 1 key Species
480 Porrhoclubiona   Lohmander, 1944 Clubionidae 5 no-key Species
481 Porrhomma   Simon, 1884 Linyphiidae 15 key Species
482 Praestigia   Millidge, 1954 Linyphiidae 4 no-key Species
483 Prinerigone   Millidge, 1988 Linyphiidae 1 no-key Species
484 Pritha   Lehtinen, 1967 Filistatidae 6 key Species
485 Prochora   Simon, 1885 Miturgidae 1 key Species
486 Prodidomus   Hentz, 1847 Gnaphosidae 4 no-key Species
487 Proislandiana   Tanasevitch, 1985 Linyphiidae 1 no-key Species
488 Protoleptoneta   Deltshev, 1972 Leptonetidae 4 no-key Species
489 Psammitis   Menge, 1876 Thomisidae 9 no-key Species
490 Pseudanapis   Simon, 1905 Anapidae 1 no-key Species
491 Pseudeuophrys   Dahl, 1912 Salticidae 7 no-key Species
492 Pseudicius   Simon, 1885 Salticidae 11 key Species
493 Pseudocarorita   Wunderlich, 1980 Linyphiidae 1 no-key Species
494 Pseudocyba   Tanasevitch, 1984 Linyphiidae 1 no-key Species
495 Pseudodrassus   Caporiacco, 1935 Gnaphosidae 1 no-key Species
496 Pseudomaro   Denis, 1966 Linyphiidae 1 key Species
497 Pseudomogrus   Simon, 1937 Salticidae 10 no-key Species
498 Psilochorus   Simon, 1893 Pholcidae 1 key Species
499 Pterotricha   Kulczynski, 1903 Gnaphosidae 7 no-key Species
500 Pterotrichina   Dalmas, 1921 Gnaphosidae 1 no-key Species
501 Pulchellodromus   Wunderlich, 2012 Philodromidae 9 no-key Species
502 Pyrenecosa   Marusik, Azarkina & Koponen, 2004 Lycosidae 3 no-key Species
503 Raveniola   Zonstein, 1987 Nemesiidae 12 no-key Species
504 Rhode   Simon, 1882 Dysderidae 8 no-key Species
505 Rhodera   Deeleman-Reinhold, 1989 Dysderidae 1 no-key Species
506 Rhomphaea   L. Koch, 1872 Theridiidae 5 no-key Species
507 Rhysodromus   Schick, 1965 Philodromidae 8 no-key Species
508 Robertus   O. P.-Cambridge, 1879 Theridiidae 18 key Species
509 Ruborridion   Wunderlich, 2011 Theridiidae 1 no-key Species
510 Rudakius   Prószyński, 2016 Salticidae 2 no-key Species
511 Rugathodes   Archer, 1950 Theridiidae 4 key Species
512 Runcinia   Simon, 1875 Thomisidae 2 key Species
513 Russocampus   Tanasevitch, 2004 Linyphiidae 1 no-key Species
514 Saaristoa   Millidge, 1978 Linyphiidae 2 key Species
515 Sagana   Thorell, 1875 Liocranidae 1 no-key Species
516 Saitis   Simon, 1876 Salticidae 6 key Species
517 Saloca   Simon, 1926 Linyphiidae 2 key Species
518 Salticus   Latreille, 1804 Salticidae 20 key Species
519 Sandalodes   Keyserling, 1883 Salticidae 1 no-key Species
520 Sardinidion   Wunderlich, 1995 Theridiidae 1 no-key Species
521 Sardostalita   Gasparo, 1999 Dysderidae 1 no-key Species
522 Satilatlas   Keyserling, 1886 Linyphiidae 1 key Species
523 Sauron   Eskov, 1995 Linyphiidae 1 no-key Species
524 Savignia   Blackwall, 1833 Linyphiidae 7 key Species
525 Scandichrestus   Wunderlich, 1995 Linyphiidae 1 no-key Species
526 Sciastes   Bishop & Crosby, 1938 Linyphiidae 1 key Species
527 Scotargus   Simon, 1913 Linyphiidae 1 no-key Species
528 Scotina   Menge, 1873 Liocranidae 4 key Species
529 Scotinotylus   Simon, 1884 Linyphiidae 6 key Species
530 Scotolathys   Simon, 1884 Dictynidae 1 no-key Species
531 Scotophaeus   Simon, 1893 Gnaphosidae 17 key Species
532 Scutpelecopsis   Marusik & Gnelitsa, 2009 Linyphiidae 4 no-key Species
533 Scytodes   Latreille, 1804 Scytodidae 8 key Species
534 Segestria   Latreille, 1804 Segestriidae 9 key Species
535 Selamia   Simon, 1873 Zodariidae 1 key Species
536 Selenops   Latreille, 1819 Selenopidae 1 no-key Species
537 Semljicola   Strand, 1906 Linyphiidae 20 key Species
538 Sernokorba   Kamura, 1992 Gnaphosidae 1 no-key Species
539 Setaphis   Simon, 1893 Gnaphosidae 3 no-key Species
540 Shaitan   Kovblyuk, Kastrygina & Marusik, 2013 Gnaphosidae 1 no-key Species
541 Sibianor   Logunov, 2001 Salticidae 4 no-key Species
542 Sidydrassus   Esyunin & Tuneva, 2002 Gnaphosidae 1 no-key Species
543 Silhouettella   Benoit, 1979 Oonopidae 2 key Species
544 Silometopoides   Eskov, 1990 Linyphiidae 3 no-key Species
545 Silometopus   Simon, 1926 Linyphiidae 13 key Species
546 Simitidion   Wunderlich, 1992 Theridiidae 3 no-key Species
547 Singa   C. L. Koch, 1836 Araneidae 7 key Species
548 Sintula   Simon, 1884 Linyphiidae 12 key Species
549 Sisicus   Bishop & Crosby, 1938 Linyphiidae 1 no-key Species
550 Sitticus   Simon, 1901 Salticidae 2 key Species
551 Sittilong   Prószyński, 2017 Salticidae 1 no-key Species
552 Sittisax   Prószyński, 2017 Salticidae 3 no-key Species
553 Siwa   Grasshoff, 1970 Araneidae 2 no-key Species
554 Smeringopus   Simon, 1890 Pholcidae 1 key Species
555 Sosticus   Chamberlin, 1922 Gnaphosidae 1 key Species
556 Speleoharpactea   Ribera, 1982 Dysderidae 1 no-key Species
557 Spermophora   Hentz, 1841 Pholcidae 2 key Species
558 Spermophorides   Wunderlich, 1992 Pholcidae 8 no-key Species
559 Spinestis   Saaristo & Marusik 2009 Oonopidae 1 no-key Species
560 Spiracme   Menge, 1876 Thomisidae 1 no-key Species
561 Stalagtia   Kratochvil, 1970 Dysderidae 7 no-key Species
562 Stalita   Schiödte, 1847 Dysderidae 4 key Species
563 Stalitella   Absolon & Kratochvil, 1932 Dysderidae 1 no-key Species
564 Steatoda   Sundevall, 1833 Theridiidae 14 key Species
565 Stegodyphus   Simon, 1873 Eresidae 1 key Species
566 Stemonyphantes   Menge, 1866 Linyphiidae 7 key Species
567 Stygopholcus   Absolon & Kratochvil, 1932 Pholcidae 4 no-key Species
568 Styloctetor   Simon, 1884 Linyphiidae 3 key Species
569 Sulcia   Kratochvil, 1938 Leptonetidae 10 no-key Species
570 Syedra   Simon, 1884 Linyphiidae 5 key Species
571 Synageles   Simon, 1876 Salticidae 8 key Species
572 Synaphosus   Platnick & Shadab, 1980 Gnaphosidae 4 no-key Species
573 Synaphris   Simon, 1894 Synaphridae 3 no-key Species
574 Synema   Simon, 1864 Thomisidae 6 key Species
575 Talanites   Simon 1893 Gnaphosidae 4 no-key Species
576 Talavera   Peckham & Peckham, 1909 Salticidae 11 key Species
577 Tallusia   Lehtinen & Saaristo, 1972 Linyphiidae 4 no-key Species
578 Tama   Simon, 1882 Hersiliidae 1 no-key Species
579 Tanasevitchia   Marusik & Saaristo, 1999 Linyphiidae 1 no-key Species
580 Tapinesthis   Simon, 1914 Oonopidae 1 key Species
581 Tapinocyba   Simon, 1884 Linyphiidae 18 key Species
582 Tapinocyboides   Wiehle, 1960 Linyphiidae 1 key Species
583 Tapinopa   Westring, 1851 Linyphiidae 3 key Species
584 Taranucnus   Simon, 1884 Linyphiidae 4 key Species
585 Tarsiphantes   Strand, 1905 Linyphiidae 1 no-key Species
586 Tegenaria   Latreille, 1804 Agelenidae 89 key Species
587 Telema   Simon, 1882 Telemidae 1 key Species
588 Teloleptoneta   Ribera, 1988 Leptonetidae 1 no-key Species
589 Tenuiphantes   Saaristo & Tanasevitch, 1996 Linyphiidae 25 no-key Species
590 Tetragnatha   Latreille, 1804 Tetragnathidae 17 key Species
591 Textrix   Sundevall, 1833 Agelenidae 6 key Species
592 Thaleria   Tanasevitch, 1984 Linyphiidae 1 no-key Species
593 Thanatus   C. L. Koch, 1837 Philodromidae 30 key Species
594 Thaumatoncus   Simon, 1884 Linyphiidae 1 no-key Species
595 Theonina   Simon, 1929 Linyphiidae 2 key Species
596 Theonoe   Simon, 1881 Theridiidae 4 key Species
597 Theotima   Simon, 1893 Ochyroceratidae 1 no-key Species
598 Theridion   Walckenaer, 1805 Theridiidae 46 key Species
599 Theridiosoma   O. P.-Cambridge, 1879 Theridiosomatidae 1 key Species
600 Theridula   Emerton, 1882 Theridiidae 3 no-key Species
601 Thomisus   Walckenaer, 1805 Thomisidae 4 key Species
602 Thyene   Simon, 1885 Salticidae 3 no-key Species
603 Thymoites   Keyserling, 1884 Theridiidae 2 no-key Species
604 Thyreosthenius   Simon, 1884 Linyphiidae 2 key Species
605 Tibellus   Simon, 1875 Philodromidae 6 key Species
606 Tibiaster   Tanasevitch, 1987 Linyphiidae 1 no-key Species
607 Tibioploides   Eskov & Marusik, 1991 Linyphiidae 1 no-key Species
608 Tibioplus   Chamberlin & Ivie, 1947 Linyphiidae 1 no-key Species
609 Tiso   Simon, 1884 Linyphiidae 3 key Species
610 Titanoeca   Thorell, 1870 Titanoecidae 14 key Species
611 Tmarus   Simon, 1875 Thomisidae 6 key Species
612 Tmeticus   Menge, 1868 Linyphiidae 2 key Species
613 Trabea   Simon, 1876 Lycosidae 2 no-key Species
614 Trachelas   L. Koch, 1872 Trachelidae 2 no-key Species
615 Trachyzelotes   Lohmander, 1944 Gnaphosidae 17 key Species
616 Trebacosa   Dondale & Redner, 1981 Lycosidae 1 no-key Species
617 Trematocephalus   Dahl, 1886 Linyphiidae 2 key Species
618 Triaeris   Simon, 1892 Oonopidae 1 key Species
619 Tricholathys   Chamberlin & Ivie, 1935 Dictynidae 1 no-key Species
620 Trichoncoides   Denis, 1950 Linyphiidae 3 no-key Species
621 Trichoncus   Simon, 1884 Linyphiidae 21 key Species
622 Trichoncyboides   Wunderlich, 2008 Linyphiidae 1 no-key Species
623 Trichopterna   Kulczynski, 1894 Linyphiidae 3 key Species
624 Trichopternoides   Wunderlich, 2008 Linyphiidae 1 no-key Species
625 Trochosa   C. L. Koch, 1847 Lycosidae 9 key Species
626 Troglohyphantes   Joseph, 1881 Linyphiidae 126 key Species
627 Trogloneta   Simon, 1922 Mysmenidae 1 key Species
628 Troxochrota   Kulczynski, 1894 Linyphiidae 1 no-key Species
629 Troxochrus   Simon, 1884 Linyphiidae 3 key Species
630 Trygetus   Simon, 1882 Zodariidae 1 key Species
631 Tubercithorax   Eskov, 1988 Linyphiidae 1 no-key Species
632 Tuberta   Simon, 1884 Cybaeidae 2 key Species
633 Turinyphia   van Helsdingen, 1982 Linyphiidae 1 no-key Species
634 Turkozelotes   Kovblyuk & Seyyar, 2009 Gnaphosidae 3 no-key Species
635 Typhlonesticus   Kulczynski, 1914 Nesticidae 5 no-key Species
636 Typhlonyphia   Kratochvil, 1936 Linyphiidae 2 no-key Species
637 Typhochrestus   Simon, 1884 Linyphiidae 19 key Species
638 Uloborus   Latreille, 1806 Uloboridae 3 key Species
639 Ummidia   Thorell, 1875 Halonoproctidae 3 key Species
640 Uralophantes   Esyunin, 1992 Linyphiidae 1 no-key Species
641 Urocoras   Ovtchinnikov, 1999 Agelenidae 4 no-key Species
642 Uroctea   Dufour, 1820 Oecobiidae 3 key Species
643 Urozelotes   Mello-Leitao, 1938 Gnaphosidae 3 key Species
644 Vankeeria   Bosselaers, 2012 Liocranidae 1 no-key Species
645 Vesubia   Simon, 1909 Lycosidae 2 key Species
646 Viktorium   Eskov, 1988 Linyphiidae 1 no-key Species
647 Wabasso   Millidge, 1984 Linyphiidae 2 no-key Species
648 Wadicosa   Zyuzin, 1985 Lycosidae 1 no-key Species
649 Walckenaeria   Blackwall, 1833 Linyphiidae 54 key Species
650 Walckenaerianus   Wunderlich, 1995 Linyphiidae 1 no-key Species
651 Wiehlea   Braun, 1959 Linyphiidae 1 no-key Species
652 Wiehlenarius   Eskov, 1990 Linyphiidae 1 no-key Species
653 Wubanoides   Eskov, 1986 Linyphiidae 2 no-key Species
654 Xerolycosa   Dahl, 1908 Lycosidae 2 key Species
655 Xysticus   C. L. Koch, 1835 Thomisidae 78 key Species
656 Yaginumena   Yoshida, 2002 Theridiidae 1 no-key Species
657 Yllenus   Simon, 1868 Salticidae 2 key Species
658 Yunohamella   Yoshida, 2007 Theridiidae 2 no-key Species
659 Zaitunia   Lehtinen, 1967 Filistatidae 3 no-key Species
660 Zangherella   Caporiacco, 1949 Anapidae 3 key Species
661 Zelominor   Snazell & Murphy, 1997 Gnaphosidae 2 key Species
662 Zelotes   Gistel, 1848 Gnaphosidae 109 key Species
663 Zilla   C. L. Koch, 1836 Araneidae 1 key Species
664 Zimirina   Dalmas, 1919 Gnaphosidae 1 key Species
665 Zimiris   Simon, 1882 Gnaphosidae 1 key Species
666 Zodarion   Walckenaer, 1826 Zodariidae 117 key Species
667 Zora   C. L. Koch, 1847 Miturgidae 11 key Species
668 Zornella   Jackson, 1932 Linyphiidae 1 no-key Species
669 Zoropsis   Simon, 1878 Zoropsidae 7 key Species
670 Zygiella   F. O. P.-Cambridge, 1902 Araneidae 4 key Species