- family: Gradungulidae
- genus: Kaiya
- species: Kaiya bemboka Gray, in Forster, Platnick & Gray, 1987
- species: Kaiya brindabella (Moran, 1985)
- species: Kaiya parnabyi Gray, in Forster, Platnick & Gray, 1987
- species: Kaiya terama Gray, in Forster, Platnick & Gray, 1987