PALAIOS supplementary material

Fig. 6_high res .tif - a high resolution image of the fossil bed, able to zoom in for more details. Stylophorans .jpg - Virtual reconstruction of the Karbonaatjies obrution bed shows over 145 articulated Paranacystis cf. petrii Caster, 1954 (green) and eight Placocystella africana (Reed, 1925) (red).Ophiuroid arm fragments.jpg - Virtual reconstruction of the Karbonaatjies obrution bed shows over 634 fragmented/ isolated arms that are complete or near complete. Arms are distributed randomly throughout the bed and occasionally in dense aggregations.Additional figures.docx - Associated fossiliferous beds, shell specimens in the lower part of the Karbonaatjies obrution bed, ophiuroid with broken arm next to disk. Movie 1 - 3D movie Movie 2 - 3D movie a sampleMovie 3 - slice image stack of a sample. Movie 4 - 3D movie of an Individual ophiuroid