Here is a Cytstoid of the Ceratocystis perner species from Skryje.

Here is a decorative specimen with a Carpoidea or Calcichordata of the species Ceratocystis perneri together with a partial trilobite negative of a Ctenocephalus coronatus.

This is a multiple plate with servile Cystiods of the species Dendrocystites barrandei.

Hier is a detailed  Eocrinoid  of the species Gogia spiralis from the middle Cambrian Wheeler Formation of Utah.  Traditionally where Eocrinoids seen as ancestors of the Sea lilies. But  Eocrinoids seem to be only marginal related to Crinoids.  
This Gogia spiralis  mesures about 61 x 49 mm.

Here is a solutan carpoid echinoderm from the Fezouata Shale of Morocco. The carpoid shows some affinitiy some to Plasiacystis mobilis but it is likely a not described species.

Here is a plate with several detailed Edrioasteroidea of the species Spinadiscus lefebvrei.

This is a Cystoid of the species Cystoid Sucocystis theronensis from the middle Cambrian of France.