Arthur Anker:
Labyrinth brittle star
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Brittle star oral side
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Tropical brittle stars (2)
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Tropical brittle stars (1)
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Deep-water brittle star (Ophiacantha sp), off South Florida
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Deep-sea long-spined urchin
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Linckia multflora, Great Barrier Reef, Australia
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Brittle star, Moorea
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Electric brittle-star (Ophiothrix sp), GBR, Australia
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Architosia cf queenslandensis, GBR, Australia
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Sea apples (Pseudocolochirus axiologus ?)
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Brittle
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Polynesian sea star
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Sand dollar (Mellita quinquiesperforata), oral side
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Lovenia
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Cidariid sea urchin (Chondrocidaris brevispina) in the FLMNH collections, Gainesville, Florida
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Brittle star in the FLMNH collections, Gainesville, Florida
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Harlequin brittlestar (Ophioderma sp), Utila, Honduras
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Irregular urchin from the Pacific side of the Panama Canal
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Brown-tip sea star, Pacific Panama
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Cidarid sea urchin, Pacific Panama
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Mithrodia bradleyi, Pacific coast of Panama
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Pharia pyramidata, Pacific coast of Panama
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A leopard brittle star (Ophionereis sp) from the Pacific coast of Panama
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Nidorellia armata from the Pacific coast of Panama
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Phataria unifascialis from the Pacific coast of Panama
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Pentaceraster cumingi - a sea star from the Pacific coast of Panama
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Deep-water catch
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Fossil echinoderms, Morocco
Arthur Anker:
Eulimid snail (Stilifer linckiae), an internal parasite of the sea star Linckia multiflora
