The World Spider Catalog, V15 by N. I. Platnick (c) 2000 - 2014 AMNH

Family: THERIDIIDAE

Gen. Robertus O. P.-Cambridge, 1879 [urn:lsid:amnh.org:spidergen:00715]

N.B.: this name (not its senior synonym Ctenium Menge, 1871) on Official List of Generic Names in Zoology; considered a senior synonym of Garritus Chamberlin & Ivie, 1933 by Kaston, 1946: 1 (sub Ctenium).

Transferred to other genera:
R. arganoi Brignoli, 1980 -- see Enoplognatha.
R. cottarellii Brignoli, 1980 -- see Enoplognatha.
R. femoralis (O. P.-Cambridge, 1872) -- see Brachycerasphora under Linyphiidae.
R. pilosus Denis, 1956 -- see Nesticodes.
R. yasudai Yoshida, 2001 -- see Leptorhoptrum under Linyphiidae.

In synonymy:
R. asper (O. P.-Cambridge, 1871) = R. neglectus (O. P.-Cambridge, 1871) (Locket & Millidge, 1953: 87).
R. exortus (Drensky, 1929, T from Agroeca) = R. frivaldskyi (Chyzer, 1894) (Knoflach & Thaler, 2000: 433).
R. fuscus (Emerton, 1911) = R. fuscus (Emerton, 1894) (Kaston, 1946: 8, sub Ctenium).
R. grasshoffi Wunderlich, 1973 = R. neglectus (O. P.-Cambridge, 1871) (Knoflach & Thaler, 2000: 435).
R. palustris (Banks, 1892) = R. laticeps (Keyserling, 1884) (Kaston, 1946: 9, sub Ctenium).
R. paradoxus Miller, 1967 = R. ungulatus Vogelsanger, 1944 (Miller, 1971: 188).
R. terrestris (Emerton, 1913) = R. frontatus (Banks, 1892) (Kaston, 1946: 7, sub Ctenium).
R. umbilicatus Denis, 1961 = R. mazaurici (Simon, 1901) (Knoflach & Thaler, 2000: 433).

Nomen dubium:
R. dubius (Blackwall, 1841b: 652, originally in Neriene) -- Roewer, 1955c: 1602; Bonnet, 1958: 3869.

f alpinus Dresco, 1959....................Italy [urn:lsid:amnh.org:spidersp:007955]
R. a. Dresco, 1959b: 246, f. 6-8 (Df).
R. a. Le Peru, 2011: 459, f. 759 (f).

m arcticus (Chamberlin & Ivie, 1947)....................Alaska [urn:lsid:amnh.org:spidersp:007956]
Ctenium arcticum Chamberlin & Ivie, 1947b: 25, f. 11-13 (Dm).
R. a. Brignoli, 1983c: 411.

mf arundineti (O. P.-Cambridge, 1871)....................Palearctic [urn:lsid:amnh.org:spidersp:007957]
Neriene a. O. P.-Cambridge, 1871a: 441 (Df).
Neriene clarkii O. P.-Cambridge, 1871a: 441, pl. 56, f. 30 (Dm).
Erigone a. Thorell, 1871a: 131.
Erigone clarkii L. Koch, 1872b: 262.
Ctenium clarkii Förster & Bertkau, 1883: 250, pl. 3, f. 6 (m).
Pedanostethus a. Simon, 1884a: 196.
Pedanostethus clarkii Chyzer & Kulczyn'ski, 1894: 47, pl. 2, f. 11 (m, Df).
Pedanostethus a. Becker, 1896: 4, pl. 1, f. 2 (mf).
Pedanostethus clarkii Bösenberg, 1902: 138, pl. 12, f. 183 (mf).
R. clarki Lessert, 1910b: 127.
R. a. Simon, 1914a: 287, 307.
R. a. Wiehle, 1937: 214, f. 267-269 (mf).
Ctenium a. Ovsyannikov, 1937: 90, f. 3-4 (mf).
R. a. Locket & Millidge, 1953: 87, f. 57B, 58C (mf).
R. a. Braendegaard, 1958: 30, f. 20 (f).
R. a. Wiehle, 1965a: 12, f. 1a, 2a, 3a, 4a (m).
R. a. Miller, 1967: 284, pl. X, f. 8, pl. XI, f. 1-4 (mf).
R. a. Azheganova, 1968: 52, f. 85, 97 (mf).
R. a. Tyschchenko, 1971: 145, f. 389, 392 (mf).
R. a. Miller, 1971: 187, pl. XXXII, f. 15-16 (mf).
R. a. Waaler, 1971a: 18, f. 3-4 (mf).
R. a. Wunderlich, 1973b: 411, f. 19 (m).
R. a. Gruia, 1973b: 75, f. 3-5 (f).
R. a. Palmgren, 1974b: 44, f. 11.4, 10 (mf).
R. a. Roberts, 1985: 194, f. 86b (mf).
R. a. Zhou & Song, 1987: 19, f. 4a-c (f).
R. a. Weiss & Andriescu, 1989: 77, f. 1-3 (mf).
R. a. Hu & Wu, 1989: 127, f. 99.1-2 (f).
R. a. Heimer & Nentwig, 1991: 294, f. 789 (mf).
R. a. Roberts, 1995: 294, f. (mf).
R. a. Agnarsson, 1996: 54, f. 38A-B (mf).
R. a. Zhu, 1998: 296, f. 200A-E (mf).
R. a. Roberts, 1998: 307, f. (mf).
R. a. Song, Zhu & Chen, 1999: 127, f. 66H-I, N-O (mf).
R. a. Almquist, 2005: 80, f. 102a-e (mf).
R. a. Le Peru, 2011: 460, f. 760 (mf).

mf banksi (Kaston, 1946)....................USA, Canada [urn:lsid:amnh.org:spidersp:007958]
Ctenium b. Kaston, 1946: 5, f. 1-8, 49 (Dmf).
Ctenium b. Kaston, 1948: 83, f. 2080-2088 (mf).
Ctenium b. Kaston, 1972a: 115, f. 257 (m).
R. b. Brignoli, 1983c: 411.
R. b. Paquin & Dupérré, 2003: 217, f. 2429-2431 (mf).

mf borealis (Kaston, 1946)....................USA, Canada [urn:lsid:amnh.org:spidersp:007959]
Ctenium b. Kaston, 1946: 6, f. 41-43, 50 (Dmf).
R. b. Brignoli, 1983c: 411.
R. b. Paquin & Dupérré, 2003: 218, f. 2432-2434 (mf).

m brachati Wunderlich, 2011....................Turkey [urn:lsid:amnh.org:spidersp:044099]
R. b. Wunderlich, 2011: 238, f. 1-2 (Dm).

m calidus Knoflach, 1995....................Congo [urn:lsid:amnh.org:spidersp:007960]
R. c. Knoflach, 1995: 985, f. 17-20 (Dm).

f cantabricus Fage, 1931....................Spain [urn:lsid:amnh.org:spidersp:007961]
R. c. Fage, 1931: 141, f. 10A (Df).
R. c. Le Peru, 2011: 460, f. 761 (f).

f cardesensis Dresco, 1959....................Spain [urn:lsid:amnh.org:spidersp:007962]
R. c. Dresco, 1959b: 245, f. 3-5 (Df).
R. c. Le Peru, 2011: 460, f. 762 (f).

mf crosbyi (Kaston, 1946)....................USA, Canada [urn:lsid:amnh.org:spidersp:007963]
Ctenium c. Kaston, 1946: 7, f. 52 (Df).
R. c. Brignoli, 1983c: 411.
R. c. Paquin & Dupérré, 2003: 218, f. 2435-2437 (f, fig. m).
R. c. Dupérré, Paquin & Buckle, 2006: 155, f. 27-28 (Dm).

mf emeishanensis Zhu, 1998....................China [urn:lsid:amnh.org:spidersp:007964]
R. e. Zhu, 1998: 298, f. 201A-D (Dmf).
R. e. Song, Zhu & Chen, 1999: 127, f. 66J-K, P-Q (mf).

mf eremophilus Chamberlin, 1928....................USA [urn:lsid:amnh.org:spidersp:007965]
R. e. Chamberlin, in Chamberlin & Gertsch, 1928: 180 (Df).
Ctenium e. Kaston, 1946: 7, f. 26-28, 54 (f, Dm).
Ctenium e. Kaston, 1948: 84, f. 2090, 2102-2104 (mf).

f floridensis (Kaston, 1946)....................USA [urn:lsid:amnh.org:spidersp:007966]
Ctenium f. Kaston, 1946: 7, f. 48 (Df).
R. f. Brignoli, 1983c: 411.

mf frivaldszkyi (Chyzer, 1894)....................Eastern Europe [urn:lsid:amnh.org:spidersp:007967]
Pedanostethus f. Chyzer, in Chyzer & Kulczyn'ski, 1894: 47, pl. 2, f. 12 (Dmf).
Agroeca exortus Drensky, 1929: 21, 66, pl. 2, f. 6 (Df).
R. f. Miller, 1967: 284, pl. XI, f. 8-9 (mf).
R. f. Wunderlich, 1976a: 111, f. 39-41 (mf).
R. f. Knoflach & Thaler, 2000: 433, f. 44-47 (mf, S).
R. f. Le Peru, 2011: 460, f. 763 (mf).

mf frontatus (Banks, 1892)....................USA, Canada [urn:lsid:amnh.org:spidersp:007968]
Microneta frontata Banks, 1892a: 48, pl. 5, f. 51 (Df).
Pedanostethus terrestris Emerton, 1914: 262, pl. 8, f. 2 (Dm).
R. terrestris Crosby & Bishop, 1928b: 1040.
Ctenium frontata Kaston, 1946: 7, f. 35-37, 51 (Tf from Microneta, Sm).
Ctenium frontata Kaston, 1948: 82, f. 2094, 2108-2110 (mf).

mf fuscus (Emerton, 1894)....................USA, Canada [urn:lsid:amnh.org:spidersp:007969]
Steatoda fusca Emerton, 1894: 407, pl. 2, f. 1 (Dmf).
Pedanostethus f. Emerton, 1911: 387, pl. 1, f. 3 (Dm).
R. f. Crosby & Bishop, 1928b: 1040.
Ctenium fusca Kaston, 1946: 8, f. 38-40, 56 (Tmf from Steatoda, S).
Ctenium fusca Kaston, 1948: 84, f. 2092, 2114-2116 (mf).
R. f. Paquin & Dupérré, 2003: 218, f. 2438-2440 (mf).

mf golovatchi Eskov, 1987....................Georgia, Abkhazia [urn:lsid:amnh.org:spidersp:007970]
R. g. Eskov, 1987b: 281, f. 1-2 (Dm).
R. g. Kovblyuk & Marusik, 2012: 17, f. 1-6, 10-11 (Df).

mf heydemanni Wiehle, 1965....................Sweden, Germany, Austria, Romania, Russia [urn:lsid:amnh.org:spidersp:007972]
R. h. Wiehle, 1965a: 12, f. 1b, 2b, 3b, 4b (Dm).
R. h. Wunderlich, 1973b: 411, f. 20 (m).
R. h. Weiss & Andriescu, 1989: 78, f. 4-6 (m, Df).
R. h. Almquist, 2005: 80, f. 103a-e (mf).
R. h. Le Peru, 2011: 460, f. 764 (mf).

mf insignis O. P.-Cambridge, 1907....................Europe, Russia [urn:lsid:amnh.org:spidersp:007973]
R. i. O. P.-Cambridge, 1907: 127, 138, pl. A, f. 16-19 (Dm).
R. i. Locket & Millidge, 1953: 89, f. 58D (m).
R. i. Wiehle, 1960b: 237, f. 15-16 (m).
R. i. Merrett & Snazell, 1975: 106, f. 5 (f).
R. i. Wunderlich, 1976a: 111, f. 42-45 (mf).
R. i. Almquist, 1978: 124, f. 1-11 (mf).
R. i. Roberts, 1985: 194, f. 86e (mf).
R. i. Heimer & Nentwig, 1991: 296, f. 795 (m).
R. i. Almquist, 2005: 81, f. 104a-f (mf).
R. i. Le Peru, 2011: 461, f. 765 (mf).

mf kastoni Eskov, 1987....................Russia, Japan [urn:lsid:amnh.org:spidersp:007974]
R. k. Eskov, 1987b: 282, f. 3-7 (Dmf).
R. k. Yoshida, 2001b: 33, f. 5-6 (m).
R. k. Yoshida, 2003a: 26, f. 27-28 (m).
R. k. Yoshida, 2009b: 359, f. 26-27 (mf).
R. k. Marusik & Kovblyuk, 2011: 241, f. 35.22, 28, 31 (mf).

mf kuehnae Bauchhenss & Uhlenhaut, 1993....................Belgium, Switzerland, Germany, Austria [urn:lsid:amnh.org:spidersp:007975]
R. grasshoffi Wunderlich, 1973b: 408, f. 15-18 (f, misidentified).
R. sp. Knoflach, 1992: 161, f. 1-5 (m).
R. k. Bauchhenss & Uhlenhaut, 1993: 25, f. 1-4 (Dm, Tf from R. grasshoffi).
R. k. Roberts, 1998: 308, f. (mf).
R. k. Le Peru, 2011: 461, f. 766 (mf).

mf laticeps (Keyserling, 1884)....................USA [urn:lsid:amnh.org:spidersp:007976]
Theridion l. Keyserling, 1884a: 96, pl. 4. f. 63 (Dm).
Microneta palustris Banks, 1892a: 47, pl. 2, f. 47 (Dm).
Pedanostethus l. Banks, 1910: 22.
Pedanostethus palustris Banks, 1910: 22.
Microneta palustris Banks, 1916: 77, pl. 11, f. 16, 25 (m, Df).
R. palustris Crosby & Bishop, 1928b: 1040.
Ctenium l. Kaston, 1946: 9, f. 14-16, 46 (f, Sm).
Ctenium l. Kaston, 1948: 83, f. 2089, 2096-2098 (mf).

mf lividus (Blackwall, 1836)....................Holarctic [urn:lsid:amnh.org:spidersp:007977]
Neriene rufipes Blackwall, 1833: 345 (D; preoccupied).
Neriene livida Blackwall, 1836: 486 (Dm).
Erigone pinguis Westring, 1851: 43 (in part).
Erigone pinguis Westring, 1861: 269 (mf, in part).
Neriene l. Blackwall, 1864a: 252, pl. 18, f. 169 (Df).
Ctenium pingue Menge, 1871: 292, pl. 53, f. 169 (mf).
Erigone l. Thorell, 1871a: 131.
Erigone lapidicola Thorell, 1873: 443 (replacement name for Neriene rufipes Blackwall).
Ctenium lividum Förster & Bertkau, 1883: 248.
Pedanostethus l. Simon, 1884a: 198.
Pedanostethus l. Keyserling, 1886b: 126, pl. 15, f. 206 (Df).
Pedanostethus l. Kulczyn'ski, 1887: 312, pl. 5, f. 17, pl. 6, f. 19, 22, 24, 26 (mf).
Pedanostethus l. Chyzer & Kulczyn'ski, 1894: 48, pl. 2, f. 13 (mf).
Pedanostethus l. Becker, 1896: 5, pl. 1, f. 3 (mf).
Pedanostethus l. Bösenberg, 1902: 138, pl. 12, f. 181 (mf).
R. l. Lessert, 1910b: 128.
R. l. Charitonov, 1926a: 263, f. 5 (f).
R. l. Fage, 1931: 142, f. 10C (f).
R. l. Wiehle, 1937: 213, f. 259-263 (mf).
Ctenium livida Kaston, 1946: 9, f. 17-19, 58 (mf).
R. l. Locket & Millidge, 1953: 86, f. 57A, 58A (mf).
R. l. Miller, 1967: 283, pl. X, f. 9, pl. XI, f. 14-16 (mf).
R. l. Tyschchenko, 1971: 145, f. 388, 391 (mf).
R. l. Miller, 1971: 188, pl. XXXII, f. 9-10 (mf).
R. l. Gruia, 1973b: 75, f. 1-2, 8-12 (mf).
R. l. Palmgren, 1974b: 42, f. 11.1-3, 9 (mf).
R. l. Brignoli, 1980k: 260, f. 1 (f).
R. l. Heimer, 1982: f. 4 (m).
R. l. Roberts, 1985: 194, f. 86a (mf).
R. l. Wunderlich, 1986: 217, f. 220 (m).
R. l. Eskov, 1987b: 283, f. 13 (m).
R. l. Izmailova, 1989: 89, f. 68 (f).
R. l. Heimer & Nentwig, 1991: 294, f. 790 (mf).
R. l. Knoflach, 1992: 164, f. 8-9, 11, 17-19, 25, 30-31, 38-43 (mf).
R. l. Roberts, 1995: 293, f. (mf).
R. l. Roberts, 1998: 307, f. (mf).
R. l. Knoflach & Pfaller, 2004: 136, f. 19f (m).
R. l. Agnarsson, 2004: 581, f. 66A-H (m).
R. l. Almquist, 2005: 82, f. 105a-i (mf).
R. l. Le Peru, 2011: 461, f. 767 (mf).

mf longipalpus (Kaston, 1946)....................USA, Canada [urn:lsid:amnh.org:spidersp:007978]
Ctenium l. Kaston, 1946: 10, f. 20-22, 47 (Dmf).
Ctenium l. Kaston, 1948: 82, f. 2093, 2111-2113 (mf).
R. l. Brignoli, 1983c: 411.
R. l. Paquin & Dupérré, 2003: 218, f. 2441-2443 (mf).

mf lyrifer Holm, 1939....................Iceland, Scandinavia, Austria, Russia, Canada [urn:lsid:amnh.org:spidersp:007979]
R. l. Holm, 1939b: 13, f. 6a-c (Df).
R. l. Holm, 1945b: 14, f. 2a-c (Dm).
R. l. Hauge, 1969: 2, f. 3-5 (mf).
R. l. Palmgren, 1974b: 45, f. 11.7, 13 (mf).
R. l. Wunderlich, 1976a: 111, f. 46-48 (mf).
R. l. Agnarsson, 1996: 54, f. 39A-B (mf).
R. l. Almquist, 2005: 83, f. 106a-f (mf).
R. l. Le Peru, 2011: 461, f. 768 (mf).
R. l. Marusik, Omelko & Ryabukhin, 2013: 374, f. 32-43 (mf).
R. l. Blagoev et al., 2013: 9, f. 6A-C (m).

mf mazaurici (Simon, 1901)....................France [urn:lsid:amnh.org:spidersp:007980]
Pedanostethus m. Simon, 1901i: 238 (Dmf).
R. m. Simon, 1911a: 181.
R. m. Fage, 1931: 142, f. 10B (f).
R. m. Dresco, 1959b: 243, f. 1 (m).
R. umbilicatus Denis, 1961b: 122, f. 4 (Df).
R. m. Wunderlich, 1976a: 111, f. 53-55 (mf).
R. m. Knoflach & Thaler, 2000: 433, f. 48 (f, S).
R. m. Le Peru, 2011: 462, f. 769 (mf).

mf mediterraneus Eskov, 1987....................Mediterranean, Russia, Abkhazia [urn:lsid:amnh.org:spidersp:007981]
R. m. Eskov, 1987b: 285, f. 9-12 (Dmf).
R. m. Knoflach, 1992: 164, f. 6-7, 10, 14-16, 24, 27-29, 32-37 (mf).
R. m. Le Peru, 2011: 462, f. 770 (mf).
R. m. Kovblyuk & Marusik, 2012: 17, f. 7-9, 12-13 (f).

f monticola Simon, 1914....................France [urn:lsid:amnh.org:spidersp:007982]
R. monticola Simon, 1914a: 287, 308 (Dmf).
R. m. Dresco, 1959b: 244, f. 2 (removed f from S of R. scoticus, but see also Wunderlich, 1976a: 111).

m naejangensis Seo, 2005....................Korea [urn:lsid:amnh.org:spidersp:039811]
R. n. Seo, 2005: 121, f. 1A-E (Dm).

mf neglectus (O. P.-Cambridge, 1871) *....................Palearctic [urn:lsid:amnh.org:spidersp:007983]
Neriene neglecta O. P.-Cambridge, 1871a: 443, pl. 56, f. 31 (Dm).
Neriene aspera O. P.-Cambridge, 1871a: 448 (Df).
R. astutus O. P.-Cambridge, 1879g: 103, pl. 6, f. 7 (Df).
Pedanostethus n. Simon, 1884a: 199 (f).
Pedanostethus n. Chyzer & Kulczyn'ski, 1894: 47, pl. 2, f. 10 (mf).
R. n. Lessert, 1910b: 127.
R. n. Wiehle, 1937: 215, f. 270-272 (mf).
R. n. Locket & Millidge, 1953: 87, f. 57D, 58B (mf, S).
R. n. Miller, 1967: 283, pl. X, f. 12, pl. XI, f. 13 (mf).
R. n. Tyschchenko, 1971: 144, f. 390 (m).
R. n. Miller, 1971: 188, pl. XXXII, f. 11-12 (mf).
R. n. Gruia, 1973b: 75, f. 6 (f).
R. grasshoffi Wunderlich, 1973b: 408, f. 10-14 (Dm, not f).
R. n. Palmgren, 1974b: 44, f. 11.5, 11 (mf).
R. n. Roberts, 1985: 194, f. 86c (mf).
R. grasshoffi Heimer & Nentwig, 1991: 296, f. 792 (m, not f).
R. n. Heimer & Nentwig, 1991: 296, f. 794 (mf).
R. n. Roberts, 1995: 294, f. (mf).
R. n. Knoflach, 1995: 986, f. 21-22 (m).
R. n. Roberts, 1998: 308, f. (mf).
R. n. Knoflach & Thaler, 2000: 435, f. 50-53 (mf, S).
R. n. Almquist, 2005: 84, f. 107a-d (mf).
R. n. Agnarsson, Coddington & Knoflach, 2007: 358, f. 79-82, 182 (m).
R. n. Le Peru, 2011: 462, f. 771 (mf).

m nipponicus Yoshida, 1995....................Japan [urn:lsid:amnh.org:spidersp:007984]
R. n. Yoshida, 1995b: 154, f. 5-6 (Dm).
R. n. Yoshida, 2003a: 30, f. 38-39 (m).
R. n. Yoshida, 2009b: 360, f. 35-36 (m).

mf nojimai Yoshida, 2002....................Japan [urn:lsid:amnh.org:spidersp:039277]
R. n. Yoshida, 2002b: 136, f. 4-9 (Dmf).
R. n. Yoshida, 2003a: 206, f. 596-601 (mf).
R. n. Yoshida, 2009b: 360, f. 32-34 (mf).

mf ogatai Yoshida, 1995....................Japan [urn:lsid:amnh.org:spidersp:007985]
R. o. Yoshida, 1995b: 156, f. 7-10 (Dmf).
R. o. Yoshida, 2003a: 30, f. 40-43 (mf).
R. o. Yoshida, 2009b: 360, f. 37-39 (mf).

f potanini Schenkel, 1963....................China [urn:lsid:amnh.org:spidersp:007986]
R. p. Schenkel, 1963: 108, f. 63 (Df).

mf pumilus (Emerton, 1909)....................USA [urn:lsid:amnh.org:spidersp:007987]
Pedanostethus p. Emerton, 1909: 183, pl. 1, f. 2 (Dmf).
R. p. Crosby & Bishop, 1928b: 1040.
Ctenium p. Kaston, 1946: 10, f. 32-34, 53 (mf).
Ctenium p. Kaston, 1948: 83, f. 2091, 2105-2107 (mf).
R. p. Paquin & Dupérré, 2003: 219, f. 2444-2446 (mf).

mf riparius (Keyserling, 1886)....................USA, Canada, Alaska [urn:lsid:amnh.org:spidersp:007988]
Pedanostethus r. Keyserling, 1886b: 265, pl. 21, f. 313 (Df).
Pedanostethus r. Emerton, 1909: 182, pl. 1, f. 1 (f, Dm).
R. r. Bishop & Crosby, 1926: 180.
R. r. Comstock, 1940: 380, f. 372-373 (mf).
Ctenium r. Kaston, 1946: 11, f. 11-13, 44 (mf).
Ctenium r. Kaston, 1948: 81, f. 63, 2099-2101 (mf).
R. r. Levi & Levi, 1962: 62, f. 290-291 (m).
Ctenium r. Kaston, 1972a: 115, f. 256 (m).
R. r. Coddington, 1990: 17, f. 86 (m).
R. r. Paquin & Dupérré, 2003: 219, f. 2447-2449 (mf).

mf saitoi Yoshida, 1995....................Japan [urn:lsid:amnh.org:spidersp:007989]
R. s. Yoshida, 1995b: 153, f. 1-4 (Dmf).
R. s. Yoshida, 2002b: 135, f. 1-3 (m).
R. s. Yoshida, 2003a: 29, f. 34-37 (mf).
R. s. Yoshida, 2009b: 359, f. 28-31 (mf).

mf scoticus Jackson, 1914....................Palearctic [urn:lsid:amnh.org:spidersp:007990]
R. s. Jackson, 1914: 120, pl. 2, f. 15 (Df).
R. s. Schenkel, 1923: 84, pl. 7, f. 1-2 (f, Dm).
R. s. Wiehle, 1937: 217, f. 273-274 (mf).
R. s. Machado, 1949: 25, f. 15 (f).
R. s. Locket & Millidge, 1953: 89, f. 57C (f).
Ctenium scoticum Locket, Millidge & La Touche, 1958: 139, f. 2a-b (m).
R. s. Wiehle, 1960b: 239, f. 17-20 (mf).
R. s. Miller, 1967: 284, pl. X, f. 10-11, pl. XI, f. 17-18 (mf).
R. s. Miller, 1971: 188, pl. XXXII, f. 13-14 (mf).
R. s. Gruia, 1973b: 75, f. 7, 13 (mf).
R. s. Palmgren, 1974b: 45, f. 11.6, 12 (mf).
R. s. Locket, Millidge & Merrett, 1974: 59, f. 34A-B (m).
R. s. Roberts, 1985: 194, f. 86d (mf).
R. s. Heimer & Nentwig, 1991: 296, f. 793 (mf).
R. s. Bauchhenss & Uhlenhaut, 1993: 25, f. 5-6 (mf).
R. s. Roberts, 1995: 294, f. (mf).
R. s. Mcheidze, 1997: 197, f. 408 (f).
R. s. Roberts, 1998: 308, f. (mf).
R. s. Almquist, 2005: 85, f. 108a-h (mf).
R. s. Agnarsson, Coddington & Knoflach, 2007: 359, f. 83-86 (m).
R. s. Le Peru, 2011: 462, f. 772 (mf).

mf sibiricus Eskov, 1987....................Russia, Japan [urn:lsid:amnh.org:spidersp:007991]
R. s. Eskov, 1987b: 287, f. 14-17 (Dmf).
R. s. Ono et al., 1991: 92, f. 9-13 (mf).
R. s. Yoshida, 2001b: 32, f. 1-4 (mf).
R. s. Yoshida, 2003a: 26, f. 23-26 (mf).
R. s. Yoshida, 2009b: 359, f. 23-25 (mf).
R. s. Marusik & Kovblyuk, 2011: 241, f. 35.29, 32 (mf).

f similis (Kaston, 1946)....................USA [urn:lsid:amnh.org:spidersp:007992]
Ctenium s. Kaston, 1946: 13, f. 45 (Df).
R. s. Brignoli, 1983c: 411.

mf spinifer (Emerton, 1909)....................USA [urn:lsid:amnh.org:spidersp:007993]
Pedanostethus spiniferus Emerton, 1909: 183, pl. 1, f. 3 (Dmf).
R. spiniferus Crosby & Bishop, 1928b: 1040.
Ctenium spiniferus Kaston, 1946: 12, f. 23-25, 57 (mf).
Ctenium spiniferus Kaston, 1948: 84, f. 64-66, 2095 (mf).
R. s. Paquin & Dupérré, 2003: 219, f. 2450-2452 (mf).

mf truncorum (L. Koch, 1872)....................Europe [urn:lsid:amnh.org:spidersp:007994]
Erigone t. L. Koch, 1872b: 259 (Dmf).
Pedanostethus t. Kulczyn'ski, 1887: 314, pl. 5, f. 18, pl. 6, f. 20-21, 23, 25 (mf).
Pedanostethus t. Chyzer & Kulczyn'ski, 1894: 49, pl. 2, f. 14 (mf).
Pedanostethus t. Bösenberg, 1902: 138, pl. 12, f. 182 (mf).
R. t. Lessert, 1910b: 129.
R. t. Fage, 1931: 142, f. 10D (f).
R. t. Wiehle, 1937: 213, f. 264-266 (mf).
R. t. Miller, 1967: 283, pl. XI, f. 5-7 (mf).
R. t. Miller, 1971: 188, pl. XXXII, f. 17-18 (mf).
R. t. Brignoli, 1980k: 260, f. 4 (f).
R. t. Heimer & Nentwig, 1991: 294, f. 791 (mf).
R. t. Knoflach, 1992: 164, f. 12-13, 20-23, 26 (m).
R. t. Knoflach & Pfaller, 2004: 142, f. 24h (f).
R. t. Le Peru, 2011: 463, f. 773 (mf).

mf ungulatus Vogelsanger, 1944....................Palearctic [urn:lsid:amnh.org:spidersp:007996]
R. u. Vogelsanger, 1944: 160, f. 1-3 (Dmf).
R. paradoxus Miller, 1967: 281, pl. X, f. 1-3, pl. XI, f. 10-12 (Dmf).
R. u. Miller, 1971: 188, pl. XXXIII, f. 6-7 (f, S).
R. paradoxus Palmgren, 1972: 129, f. 16 (mf).
R. paradoxus Palmgren, 1974b: 47, f. 11.8, 14 (mf).
R. u. Wunderlich, 1976a: 111, f. 49-52 (mf).
R. u. Heimer & Nentwig, 1991: 294, f. 788 (mf).
R. u. Gao, Guan & Zhu, 1993: 76, f. 16-18 (m).
R. u. Zhu, 1998: 299, f. 202A-E (mf).
R. u. Song, Zhu & Chen, 1999: 127, f. 66L-M, R-S (mf).
R. u. Agnarsson, Coddington & Knoflach, 2007: 360, f. 87-90 (m).
R. u. Le Peru, 2011: 463, f. 774 (mf).

f ussuricus Eskov, 1987....................Russia [urn:lsid:amnh.org:spidersp:007997]
R. u. Eskov, 1987b: 289, f. 8 (Df).

mf vigerens (Chamberlin & Ivie, 1933)....................USA, Canada, Alaska [urn:lsid:amnh.org:spidersp:007998]
Garritus v. Chamberlin & Ivie, 1933a: 9, pl. 2, f. 10-20 (Dmf).
Ctenium v. Kaston, 1946: 13, f. 9-10, 29-31, 55 (mf).