- family: Dictynidae
- genus: Nigma
- species: Nigma conducens (O. P.-Cambridge, 1876)
- species: Nigma flavescens (Walckenaer, 1830)
- species: Nigma gertschi (Berland & Millot, 1940)
- species: Nigma hortensis (Simon, 1870)
- species: Nigma laeta (Spassky, 1952)
- species: Nigma linsdalei (Chamberlin & Gertsch, 1958)
- species: Nigma longipes (Berland, 1914)
- species: Nigma puella (Simon, 1870)
- species: Nigma shiprai (Tikader, 1966)
- species: Nigma tristis (Spassky, 1952)
- species: Nigma tuberosa Wunderlich, 1987
- species: Nigma vulnerata (Simon, 1914)
- species: Nigma walckenaeri (Roewer, 1951)