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Picture of wet specimen taken by P. Cárdenas in Sept. 2008.
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Picture taken by P. Cárdenas in Sept. 2008.
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Upper side of holotype (MZS P0195), dry. (Picture: P. Cárdenas)
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Lower side of holotype (MZS P0195), dry. (Picture: P. Cárdenas)
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Whole specimen (ZMBN 85242) collected by Hans Tore Rapp at Langenuen, Western Norway. (Picture: P. Cárdenas)
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Habits in situ and on deck, a-b. Holotype Por. 9255, c-d, Paratype Por. 9246.
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a. overview, b, calthrops of various sizes, c, oxea, d, amphiaster, e-f, microrhabds
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Holotype RMNH Por. 9247, a, in situ, b, upper surface, on deck , c, lower surface, on deck, d, section of skeleton
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a, calthrops, b, oxea, c, amphiaster, d-e, large and small microxeas with details of surface