| Arthropoda | Thecostraca | Cirripedia | Balanomorpha |
| Pyrgomatidae | Pyrgoma |
| Genus |
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On Stylaster sanguineus (Co 1231) Milne-Edwards & Haime 1850 (det. H. Zibrowius).
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Heron Is., Great Barrier Reef, Queensland
23.442° S
151.914° E
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April 24, 1981
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J.H. Stock
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Coordinates copied from event 218.