Contributed by Andrew Smith, July 2011
| Distribution | Miocene, Italy. |
|---|---|
| Name gender | masculine |
| Type | Anaster studeri Sismonda, 1841 |
| Classification and/or Status | Based on the misconception that this species had no ambulacra. In fact, as Sismond himself recognized later this is not the case and his species is a true Echinocyamus according to Mortensen (1948, p. 174). |
| Remarks | Mortensen, T. 1948 A monograph on the Echinoidea IV.2 Clypeasteroida. C. A. Reitzel, Copenhagen. Sismonda, E. 1841. Atti della seconda riunione degli scienziati italiani tenuta in Torino nel settembre del 1840 2, p. 117. |