|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Echinoidea - Lepidocentridae
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.
|A. Boczarowski 2001||Ambulacral plates have internal spinose processes on adoral side; internally ambulacral plates opposite horizontal ambulacral sutures expanded laterally, fan shaped; interambulacral plates without primary tubercles arranged in many columns.|