treated at infraspecies rank (forma) by Kroh (2005)
marine, brackish, fresh, terrestrial
fossil only
Not documented
Kroh, A.; Mooi, R. (2025). World Echinoidea Database. Clypeaster campanulatus f. reidii Wright, 1855 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=819231 on 2025-05-25
Marine Species Traits editorial board (2025). Marine Species Traits. Clypeaster campanulatus f. reidii Wright, 1855 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=819231 on 2025-05-25
status sourceKroh, A. (2005). Catalogus Fossilium Austriae. Band 2. Echinoidea neogenica, pp. lvi+210. Österreichische Akademie der Wissenschaften; Wien. page(s): 58-59 [details] Available for editors