Diadematidae
diadema (Linnaeus, 1758), extant Eodiadema, Lower Jurassic
Eremopyga
Agassiz & Clark, 1908
Eremopyga
denudata (De Meijere, 1904), extant Goniodiadema Mortensen...
5 KB (323 words) - 21:45, 22 October 2024