- family: Nemesiidae
- genus: Iberesia
- genus: Nemesia
- species: Nemesia arenicola Simon, 1892
- species: Nemesia berlandi Frade & Bacelar, 1931
- species: Nemesia caementaria (Latreille, 1799)
- species: Nemesia carminans (Latreille, 1818)
- species: Nemesia congener O. P.-Cambridge, in Moggridge, 1874
- species: Nemesia dorthesi Thorell, 1875
- species: Nemesia dubia O. P.-Cambridge, in Moggridge, 1874
- species: Nemesia eleanora O. P.-Cambridge, in Moggridge, 1873
- species: Nemesia fagei Frade & Bacelar, 1931
- species: Nemesia macrocephala Ausserer, 1871
- species: Nemesia macrocephala occidentalis Frade & Bacelar, 1931
- species: Nemesia manderstjernae L. Koch, in Ausserer, 1871
- species: Nemesia meridionalis (Costa, 1835)
- species: Nemesia simoni O. P.-Cambridge, in Moggridge, 1874