Family of sea urchins
The Diadematidae are a family of sea urchins. Their tests are either rigid or flexible and their spines are long and hollow.[2]
- Astropyga Gray, 1825
- Centrostephanus Peters, 1855
- Centrostephanus asteriscus (Agassiz & Clark, 1907), extant
- Centrostephanus coronatus (Verrill, 1867), extant
- Centrostephanus fragile (Wiltshire in Wright, 1882), Santonian, Maastrichtian, Danian
- Centrostephanus longispinus (Philippi, 1845), extant
- Centrostephanus nitidus (Koehler, 1927), extant
- Centrostephanus rodgersii (Agassiz, 1863), extant[3]
- Chaetodiadema Mortensen, 1903
- Diadema Gray, 1825
- Diadema palmeri (Baker, 1967), extant
- Diadema savignyi (Audouin, 1829), extant
- Diadema setosum (Leske, 1778), extant
- Diadema antillarum (Philippi, 1845), extant
- Diadema paucispinum (Agassiz, 1863), extant
- Diadema mexicanum (Agassiz, 1863), extant
- Diadema ascensionis (Mortensen, 1909), extant
- Echinodiadema Verrill, 1867
- Echinothrix Peters, 1853
- Eodiadema, Lower Jurassic
- Eremopyga Agassiz & Clark, 1908
- Goniodiadema Mortensen, 1939
- Kamptosoma Mortensen, 1903, extant
- Palaeodiadema (Pomel, 1887), Santonian, Maastrichtian, Danian
- Pedinothuria Louis, 1897