List of species Theridiidae: Robertus
| Genus | Species / Subspecies | Autor | ||
| Robertus | ||||
| alpinus | Dresco, 1959 |  | ||
| arundineti | (O. P.-Cambridge, 1871) |  | ||
| cantabricus | Fage, 1931 | | ||
| cardesensis | Dresco, 1959 | | ||
| frivaldszkyi | (Chyzer, 1894) | | ||
| golovatchi | Eskov, 1987 | | ||
| heydemanni | Wiehle, 1965 | | ||
| insignis | O. P.-Cambridge, 1907 | | ||
| kuehnae | Bauchhenss & Uhlenhaut, 1993 | | ||
| lividus | (Blackwall, 1836) | |  | |
| lyrifer | Holm, 1939 | | ||
| mazaurici | (Simon, 1901) | | ||
| mediterraneus | Eskov, 1987 | | ||
| monticola | Simon, 1914 | | ||
| neglectus | (O. P.-Cambridge, 1871) | | ||
| scoticus | Jackson, 1914 | | ||
| truncorum | (L. Koch, 1872) | | ||
| ungulatus | Vogelsanger, 1944 | |
