Suborder Holectypina † accepted as Holectypidae Lambert, 1900 † (Taxon has the same taxonomic membership as the family Holectypidae and was not employed in the classification by Kroh & Smith (2010))
marine, brackish, fresh, terrestrial
fossil only
Not documented
Kroh, A.; Mooi, R. (2021). World Echinoidea Database. Holectypoida †. Accessed at: http://www.marinespecies.org/echinoidea/aphia.php?p=taxdetails&id=196233 on 2023-06-07