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

Family: THERIDIIDAE

Gen. Rugathodes Archer, 1950 [urn:lsid:amnh.org:spidergen:00716]

R. Archer, 1950: 24, type Theridion sexpunctatum Emerton, 1882, originally described as a subgenus of Theridion Walckenaer, 1805; removed from the synonymy of Theridion Walckenaer, 1805 and elevated to genus by Wunderlich, 1987a: 213, contra Levi, 1957a: 19.

In synonymy:
R. lowriei (Barrows, 1945, T from Theridion) = R. aurantius (Emerton, 1915) (Levi, 1980b: 336, sub Theridion).

mf acoreensis Wunderlich, 1992....................Azores [urn:lsid:amnh.org:spidersp:007999]
R. a. Wunderlich, 1992a: 415, f. 584-588 (Dmf).
R. a. Wunderlich, 1993c: 684, f. 7c (m).
R. a. Wunderlich, 2008b: 394, f. 565-568 (mf).
R. a. Wunderlich, 2008h: 771, f. 9 (m).

mf aurantius (Emerton, 1915)....................Holarctic [urn:lsid:amnh.org:spidersp:008000]
Theridion aurantium Emerton, 1915a: 136, pl. 1, f. 2 (Df).
Theridion lowriei Barrows, 1945: 72, pl. I, f. 5 (Df).
Theridion (R.) aurantium Archer, 1950: 24.
Theridion aurantium Levi, 1951: 3, f. 10 (f).
Theridion aurantium Levi & Field, 1954: 444, f. 7-8 (mf).
Theridion aurantium Levi, 1957a: 93, f. 337-339, 350-352 (mf).
Theridion lowriei Levi, 1957a: 98, f. 353 (f).
Theridion aurantium Levi, 1980b: 336 (S).
R. a. Paquin & Dupérré, 2003: 219, f. 2453-2455 (mf).

mf bellicosus (Simon, 1873)....................Europe, Russia [urn:lsid:amnh.org:spidersp:008001]
Theridium bellicosum Simon, 1873a: 106 (Dm).
Theridion bellicosum Jackson, 1914: 123, pl. 2, f. 7, 9, 11, 14 (m).
Theridion instabile bellicosum Simon, 1914a: 256, 294, f. 508 (m).
Theridion bellicosum Wiehle, 1937: 144, f. 52-59, 62a, c (m, Df).
Theridium bellicosum Tullgren, 1949: 36, f. 1 (f).
Theridion (R.) bellicosum Archer, 1950: 24.
Theridion bellicosum Locket & Millidge, 1953: 79, f. 51B, D, G-H (mf).
Theridion bellicosum Braendegaard, 1958: 29, f. 19 (f).
Enoplognatha bellicosa Denis, 1962a: 67 (Tmf from Theridion, rejected).
Theridion bellicosum Waaler, 1966: 183, f. 1 (f).
Theridium bellicosum Tyschchenko, 1971: 147, f. 439 (f).
Enoplognatha bellicosum Miller, 1971: 190, pl. XXXIII, f. 4-5 (f).
Theridion bellicosum Palmgren, 1974b: 22, f. 4.10-14 (mf).
Theridion bellicosum Roberts, 1985: 188, f. 84b (mf).
R. bellicosum Wunderlich, 1987a: 214 (Tmf from Theridion).
Theridion bellicosum Izmailova, 1989: 90, f. 70 (f).
Theridion bellicosum Heimer & Nentwig, 1991: 300, f. 804 (mf).
R. b. Kronestedt, 1993b: 111, f. 2 (f).
R. bellicosum Wunderlich, 1993c: 684, f. 7a (m).
Theridion bellicosum Roberts, 1995: 288, f. (mf).
R. b. Esyunin & Efimik, 1995: 75, f. 2-3 (f).
R. b. Agnarsson, 1996: 53, f. 36A-B (mf).
Theridion bellicosum Roberts, 1998: 302, f. (mf).
Theridion bellicosum Hu, 2001: 578, f. 390.1-3 (f).
R. b. Knoflach & Pfaller, 2004: 142, f. 24e (f).
R. b. Trotta, 2005: 176, f. 464-465 (mf).
R. b. Almquist, 2005: 86, f. 109a-g (mf).
R. b. Jäger, 2006d: 4, f. 1-4a-g (f).
R. b. Agnarsson, Coddington & Knoflach, 2007: 374, f. 139-144 (m).
Theridion bellicosumLe Peru, 2011: 474, f. 805 (mf).

mf instabilis (O. P.-Cambridge, 1871)....................Europe, Russia, Ukraine [urn:lsid:amnh.org:spidersp:008002]
Theridion instabile O. P.-Cambridge, 1871a: 416, pl. 55, f. 14 (Dmf).
Phyllonethis instabilis O. P.-Cambridge, 1879g: 85.
Theridion lepidum Simon, 1881a: 64 (Dmf).
Theridion lepidum Lessert, 1910b: 98, f. 79-80 (mf).
Theridion instabile Jackson, 1914: 122, pl. 2, f. 8, 10, 12-13 (mf).
Theridion instabile Simon, 1914a: 256, 294, f. 507 (mf).
Theridion instabile Wiehle, 1937: 146, f. 59, 60b, d, 61-62 (mf).
Theridion (R.) instabile Archer, 1950: 24.
Theridion instabile Locket & Millidge, 1953: 77, f. 51A, C, E-F (mf).
Theridion instabile Tyschchenko, 1971: 147, f. 421 (f).
Theridion instabile Roberts, 1985: 188, f. 84a (mf).
Theridion instabile Heimer & Nentwig, 1991: 300, f. 803 (mf).
R. i. Kronestedt, 1993b: 111, f. 1 (f).
Theridion instabile Roberts, 1995: 287, f. (mf).
Theridion instabile Roberts, 1998: 302, f. (mf).
R. i. Trotta, 2005: 176, f. 462-463 (mf).
R. i. Almquist, 2005: 87, f. 110a (f).
R. i. Jäger, 2006d: 4, f. 1-4f-g (m).
Theridion instabile Le Peru, 2011: 479, f. 825 (mf).

mf madeirensis Wunderlich, 1987....................Madeira [urn:lsid:amnh.org:spidersp:008003]
R. madeirense Wunderlich, 1987a: 213, f. 566-569 (Dmf).
R. m. Wunderlich, 1993c: 684, f. 7b (m).

mf nigrolimbatus (Yaginuma, 1972)....................Japan [urn:lsid:amnh.org:spidersp:008556]
Theridion nigrolimbatum Yaginuma, 1972c: 22, f. 1-5 (Dmf).
Theridion nigrolimbatum Yaginuma, 1986a: 37, f. 20.6 (mf).
Theridion nigrolimbatum Chikuni, 1989b: 45, f. 66 (mf).
R. nigrolimbata Yoshida, 2001c: 173, f. 56-59 (Tmf from Theridion).
R. nigrolimbata Yoshida, 2003a: 99, f. 243-246 (mf).
R. nigrolimbata Yoshida, 2009b: 372, f. 159-162 (mf).

mf pico (Merrett & Ashmole, 1989)....................Azores [urn:lsid:amnh.org:spidersp:008004]
Theridion p. Merrett & Ashmole, 1989: 51, f. 1-8 (Dmf).
R. p. Wunderlich, 1992a: 417, f. 590-594 (Tmf from Theridion).
R. p. Wunderlich, 1993c: 684, f. 7c (m).
R. p. Wunderlich, 2008b: 394, f. 569 (m).

mf sexpunctatus (Emerton, 1882) *....................USA, Canada, Alaska, Russia, Scotland (introduced) [urn:lsid:amnh.org:spidersp:008005]
Theridion sexpunctatum Emerton, 1882: 12, pl. 2, f. 5 (Dmf).
Theridion marxii Keyserling, 1884a: 68, pl. 3, f. 41 (Df).
Theridion marxi Keyserling, 1886b: 231, pl. 20, f. 285 (Dm).
Theridion sexpunctatum Emerton, 1915a: 137, pl. 1, f. 3 (m).
Theridion (R.) sexpunctatum Archer, 1950: 24, pl. III, f. 7 (m).
Theridion sexpunctatum Levi & Field, 1954: 444, f. 5, 9-10 (mf).
Theridion sexpunctatum Levi, 1957a: 91, f. 340-349 (mf).
Theridion sexpunctatum Kaston, 1977: 16, f. 9-10 (f).
R. s. Wunderlich, 1987a: 213.
R. s. Paquin & Dupérré, 2003: 220, f. 2456-2458 (mf).
R. s. Breuss, 2009: 307, f. 17 (f).
R. s. Davidson & Merrett, 2014: 113, f. 1-10 (mf).