Marine waters of India, Sri Lanka, the Indo-Malayan Archipelago, New Guinea, and northern Australia (from about Exmouth Gulf to the Great Barrier Reef). Aru Islands.
Type-species: Hydrophis schizopholis Schmidt, 1846 [= Hydrus stokesii Gray, 1846], by monotypy.
Астроциялар (лат. Astrotia) — деңиз жыландарынын бир уруусу.
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