|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Echinoidea - Salenioida - Saleniidae
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.
|R. A. Linder et al. 1988||Test small and hemispherical; ambulacra straight and narrow, bigeminate with demiplates; primary ambulacral tubercles noncrenulate and imperforate; pore pair zones straight, each in a well, surrounded by prominent ridges; interambulacra at least three times as wide as ambulacra; primary tubercles large, crenulate, imperforate;|