|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Rhombifera - Cuniculocystidae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|J. Sprinkle and G. P. Wahlman 1994||Glyptocystitid rhombiferans with cylindrical angular theca, plating formula 4 BB, 5 ILL, 5 LL, 5 paired RR (10 total), and 7 00; four plates around relatively large periproct on side of theca, two paired RR beneath each ambulacral tip; no pectinirhombs, most thecal plates having covered epispires on sutures, plate surfaces nearly smooth except for few sharp ridges; ambulacra short, confined to domed summit, 3-4 brachioles on each; proximal stem enlarged, relatively small to medium-sized, proximal columnals ridged or ridged and grooved.|