- family: Ctenizidae
- genus: Ummidia
- species: Ummidia absoluta (Gertsch & Mulaik, 1940)
- species: Ummidia aedificatoria (Westwood, 1840)
- species: Ummidia armata (Ausserer, 1875)
- species: Ummidia asperula (Simon, 1889)
- species: Ummidia audouini (Lucas, 1835)
- species: Ummidia beatula (Gertsch & Mulaik, 1940)
- species: Ummidia carabivora (Atkinson, 1886)
- species: Ummidia carabivora emarginata (Atkinson, 1886)
- species: Ummidia celsa (Gertsch & Mulaik, 1940)
- species: Ummidia erema (Chamberlin, 1925)
- species: Ummidia funerea (Gertsch, 1936)
- species: Ummidia gandjinoi (Andreeva, 1968)
- species: Ummidia glabra (Doleschall, in Ausserer, 1871)
- species: Ummidia modesta (Banks, 1901)
- species: Ummidia nidulans (Fabricius, 1787)
- species: Ummidia oaxacana (Chamberlin, 1925)
- species: Ummidia occidentalis (Simon, 1909)
- species: Ummidia pustulosa (Becker, 1879)
- species: Ummidia pygmaea (Chamberlin & Ivie, 1945)
- species: Ummidia rugosa (Karsch, 1880)
- species: Ummidia salebrosa (Simon, 1891)
- species: Ummidia tuobita (Chamberlin, 1917)
- species: Ummidia zebrina (Cambridge, 1897)
- species: Ummidia zilchi Kraus, 1955