Species: opalina
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Item count: 2
| Occurrence | Authority | Contributors |
|---|---|---|
| Great Nicobar Islands | (J.F. Gmelin, 1791) | Subba Rao, N.V. |
| Tamil Nadu (Ennur, Pulicat Lake), Orissa (Chilka Lake), West Bengal (Sunderbans), Andamans | (R.B. Hinds, 1843) | Subba Rao, N.V. |