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Arbacia dufresnii, lateral viewArbacia dufresnii, Icefish Station 12, Falkland Islands, depth 70 -79 m, southwest Atlantic.
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Arbacia dufresnii, oral viewArbacia dufresnii, Icefish Station 12, Falkland Islands, depth 70 -79 m, southwest Atlantic.
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Arbacia dufresnii, aboral viewArbacia dufresnii, Icefish Station 12, Falkland Islands, depth 70 -79 m, southwest Atlantic.
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Arbacia crassispina, lateral viewArbacia crassispina, Tristan de Cunha main Island (tide pools), Central South Atlantic.
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Arbacia crassispina, oral viewArbacia crassispina, Tristan de Cunha main Island (tide pools), Central South Atlantic.
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Arbacia crassispina, aboral viewArbacia crassispina, Tristan de Cunha main Island (tide pools), Central South Atlantic.
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