In synonymy:
Nanavia Chamberlin & Ivie, 1933 = Leptorhoptrum Kulczyński, 1894 (Eskov & Marusik, 1994: 67)

type Neriene huthwaiti O. Pickard-Cambridge, 1861; gender neuter; syn. of Leptorhoptrum robustum (Westring, 1851)

N.B.: considered a senior synonym of Nanavia Chamberlin & Ivie, 1933a: 26 [urn:lsid:nmbe.ch:spidergen:05421] (type Nanavia monticola Chamberlin & Ivie, 1933 = Leptorhoptrum robustum (Westring, 1851)) by Eskov & Marusik, 1994: 67.

In synonymy:
Leptorhoptrum huthwaiti (O. Pickard-Cambridge, 1861) = Leptorhoptrum robustum (Westring, 1851) (Denis, 1949a: 149, after Hull, 1933, sub L. robusturum).
Leptorhoptrum monticola (Chamberlin & Ivie, 1933) = Leptorhoptrum robustum (Westring, 1851) (Eskov & Marusik, 1994: 67).
Leptorhoptrum unctum (L. Koch, 1870, T from Centromerus) = Leptorhoptrum robustum (Westring, 1851) (Breitling et al., 2015: 69).
Leptorhoptrum yasudai (Yoshida, 2001, T from Robertus) = Leptorhoptrum robustum (Westring, 1851) (Yoshida, 2005: 150).

Nomen dubium:
Leptorhoptrum platei (F. O. Pickard-Cambridge, 1899b: 19, pl. 2, f. 8-9, f, Chile/Juan Fernandez Is., originally in Tmeticus) -- Miller, 2007a: 6, (but see Berland, 1924b: 430, f. 19).

Erigone robusta Westring, 1851: 43 (Df).
Erigone robusta Westring, 1861: 267 (f, not m).
Neriene huthwaitii O. Pickard-Cambridge, 1861a: 436 (Dm).
Neriene huthwaiti Blackwall, 1864a: 260, pl. 18, f. 176 (m).
Erigone uncta L. Koch, 1870: 24 (Dmf) [urn:lsid:nmbe.ch:spidersp:009788].
Neriene formidabilis O. Pickard-Cambridge, 1871a: 447 (Dm).
Erigone huthwaiti Thorell, 1873: 444.
Tmeticus unctus Simon, 1884a: 420.
Tmeticus huthwaiti Simon, 1884a: 391, f. 170 (m).
Tmeticus formidabilis Simon, 1884a: 420.
Tmeticus robustus Simon, 1884a: 420.
Porrhomma formidabilis Simon, 1884a: 873.
Leptorhoptrum huthwaiti Chyzer & Kulczyński, 1894: 79, pl. 3, f. 20 (m, Df).
Bathyphantes robustus Strand, 1899: 24.
Leptorhoptrum huthwaiti Bösenberg, 1902: 149, pl. 13, f. 198 (mf).
Centromerus unctus Reimoser, 1919: 81.
Centromerus robustus Reimoser, 1919: 81.
Leptorhoptrum huthwaiti Simon, 1926: 420, 510, f. 742 (mf).
Phaulothrix robusta Hull, 1933: 108.
Nanavia monticola Chamberlin & Ivie, 1933a: 27, pl. 8, f. 75-82 (Dmf).
Nanavia monticola Bishop & Crosby, 1935c: 229, pl. 19, f. 27-28 (m).
Leptorhoptrum robusturum Denis, 1949a: 149 (Tmf from Centromerus, S).
Leptorhoptrum robustum Locket & Millidge, 1953: 320, f. 193E-F (mf).
Leptorhoptrum robustum Wiehle, 1956: 19, f. 20-23 (mf).
Leptorhoptrum robustum Brændegaard, 1958: 69, f. 64-65 (mf).
Leptorhoptrum robustum Casemir, 1962: 13, pl. 1, f. 1 (f).
Leptorhoptrum robustum Merrett, 1963b: 411, f. 86A-B (m).
Leptorhoptrum robustum Oi, 1964: 28, f. 22-24 (mf).
Leptorhoptrum huthwaiti Tystshenko, 1971: 214, f. 647 (f).
Leptorhoptrum huthwaiti Miller, 1971: 236, pl. XLVI, f. 17-18 (mf).
Leptorhoptrum robustum Palmgren, 1975: 89, f. 22.9-10 (mf).
Leptorhoptrum robustum Millidge, 1977: 6, f. 12, 179 (m).
Leptorhoptrum robustum Roberts, 1987: 104, f. 50a (mf).
Leptorhoptrum robustum Heimer & Nentwig, 1991: 176, f. 474 (mf).
Leptorhoptrum robustum Eskov & Marusik, 1994: 67 (S; N.B.: synonymy doubted by Marusik & Koponen, 2010: 18).
Leptorhoptrum robustum Agnarsson, 1996: 121, f. 128A-B (mf).
Leptorhoptrum robustum Hormiga, 2000: 46, f. 19A-F (mf).
Robertus yasudai Yoshida, 2001b: 34, f. 7-11 (Dm).
Robertus yasudai Yoshida, 2003a: 28, f. 29-33 (m).
Leptorhoptrum robustum Yoshida, 2005: 150 (S).
Leptorhoptrum robustum Ono, Matsuda & Saito, 2009: 306, f. 666-668 (mf).
Leptorhoptrum robustum Breitling et al., 2015: 69 (S).
Leptorhoptrum robustum Fomichev, 2016a: 121, f. 1-4 (f).