type Linyphia frutetorum C. L. Koch, 1834; gender feminine

N.B.: the proposed synonymy with Frontinella F. O. Pickard-Cambridge, 1902 by Breitling, 2021: 21 is not followed here.

In synonymy:
Frontinellina congener (O. Pickard-Cambridge, 1872, T from Lepthyphantes) = Frontinellina frutetorum (C. L. Koch, 1835) (Bosmans, 1994a: 235).
Frontinellina fastuosa (Lucas, 1846) = Frontinellina frutetorum (C. L. Koch, 1835) (Simon, 1884a: 239, sub Linyphia).
Frontinellina frutetorum nigra (Giltay, 1932) = Frontinellina frutetorum (C. L. Koch, 1835) (van Helsdingen, 1970: 70).
Frontinellina frutetorum occidentalis (Simon, 1929) = Frontinellina frutetorum (C. L. Koch, 1835) (van Helsdingen, 1970: 70).
Frontinellina frutetorum punctiventris (Kulczyński, 1894) = Frontinellina frutetorum (C. L. Koch, 1835) (van Helsdingen, 1970: 70).
Frontinellina quadrata (Wider, 1834) = Frontinellina frutetorum (C. L. Koch, 1835) (Walckenaer, 1841: 249, sub Linyphia).

Linyphia dearmata Kulczyński, 1899: 386, pl. 7, f. 63-64, 69-70 (Df).
Frontinellina dearmata van Helsdingen, 1970: 77 (T from Linyphia).

Linyphia quadrata Wider, 1834: 244, pl. 17, f. 3 (Df) (nomen oblitum) [urn:lsid:nmbe.ch:spidersp:061067].
Linyphia frutetorum C. L. Koch, 1835: 127, pl. 19-20 (Dmf).
Linyphia frutetorum Walckenaer, 1841: 248 (S of Linyphia quadrata).
Linyphia fastuosa Lucas, 1846: 255, pl. 16, f. 1 (Df) [urn:lsid:nmbe.ch:spidersp:061068].
Linyphia congener O. Pickard-Cambridge, 1872: 294 (Df) [urn:lsid:nmbe.ch:spidersp:060607].
Linyphia frutetorum Dahl, 1883: 41 (Dmf).
Lepthyphantes congener Simon, 1884a: 330.
Linyphia frutetorum Simon, 1884a: 239 (S of Linyphia fastuosa).
Linyphia frutetorum Chyzer & Kulczyński, 1894: 57, pl. 2, f. 23 (mf).
Linyphia frutetorum punctiventris Chyzer & Kulczyński, 1894: 58 (Dmf) [urn:lsid:nmbe.ch:spidersp:060610].
Linyphia frutetorum Becker, 1896: 26, pl. 4, f. 1 (mf).
Linyphia frutetorum Bösenberg, 1901: 66, pl. 5, f. 65 (mf).
Linyphia frutetorum Simon, 1929: 630, 744, f. 959-961 (mf).
Linyphia frutetorum occidentalis Simon, 1929: 630, 744 (D) [urn:lsid:nmbe.ch:spidersp:060609].
Linyphia frutetorum niger Giltay, 1932: 24, f. 17 (Dj) [urn:lsid:nmbe.ch:spidersp:060608].
Linyphia frutetorum niger Giltay, 1933: 6, pl. 3, f. 3 (Dm).
Prolinyphia frutetorum Homann, 1952: 349 (T from Linyphia).
Linyphia frutetorum Wiehle, 1956: 324, f. 534-539 (mf).
Frontinellina frutetorum van Helsdingen, 1969: 286, f. 17-18, 394-401 (mf, T from Prolinyphia = Neriene).
Frontinellina frutetorum van Helsdingen, 1970: 70, f. 65-72 (mf, S of Frontinellina frutetorum nigra, F. f. occidentalis and F. f. punctiventris, S of Linyphia quadrata confirmed).
Linyphia frutetorum Tystshenko, 1971: 230, f. 734 (f).
Linyphia frutetorum Miller, 1971: 222, pl. XLII, f. 14-16 (mf).
Frontinellina frutetorum Palmgren, 1975: 86, f. 20.20-23 (mf).
Frontinellina frutetorum Millidge, 1984b: 237, f. 8 (f).
Frontinellina frutetorum Tanasevitch, 1990: 86, f. 26.22-23 (mf).
Frontinella frutetorum Heimer & Nentwig, 1991: 160, f. 436 (mf).
Frontinellina frutetorum Bosmans, 1994a: 235 (S of Linyphia congener).
Frontinellina frutetorum Roberts, 1995: 369, f. (mf).
Linyphia frutetorum Mcheidze, 1997: 302, f. 702-703 (m).
Frontinellina frutetorum Roberts, 1998: 380, f. (mf).
Frontinellina frutetorum Bosmans, 2006a: 134, f. 25-28 (mf).
Frontinellina frutetorum Marusik & Omelko, 2021b: 569, f. 4E-H (m).

Frontinellina gemalakaensis Irfan, Zhang & Peng, 2022: 84, f. 98A-C (Df).

Frontinellina locketi van Helsdingen, 1970: 78, f. 73-74 (Df).