Genus: Irus
Item count: 3
| Species | Occurrence | Authority | Contributors |
|---|---|---|---|
| dashami | Tamil Nadu (Coromandel coast) | (H.C. Ray, 1948) | Subba Rao, N.V. |
| exoticus | Tamil Nadu (Pamban) | (J.B.P.M. Lamarck, 1818) | Subba Rao, N.V. |
| macrophylla | Tamil Nadu (Gulf of Mannar) | (G.P. Deshayes, 1853) | Subba Rao, N.V. |