Lissodiadema
Appearance
Lissodiadema | |
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Family: | Lissodiadematidae
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Genus: | Lissodiadema Mortensen, 1903
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Lissodiadema is the only genus in the family Lissodiadematidae.
Genus | Author genus | Species | Author species | Age |
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Lissodiadema | Mortensen, 1903 | L. lorioli | Mortensen, 1903 | extant |
L. purpureum | Agassiz & Clark, 1907 | extant |