Prenasteridae is a family of echinoderms belonging to the order Spatangoida. Genera: Agassizia Valenciennes, 1846 Anisaster Pomel, 1886 Antiquobrissus...
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Paleopneustidae A. Agassiz, 1904 family Pericosmidae Lambert, 1905 family Prenasteridae Lambert, 1905 family Schizasteridae Lambert, 1905 family Somaliasteridae...
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Pericosmidae Lambert, 1905 Family †Periasteridae Lambert, 1920 Family Prenasteridae Lambert, 1905 Family Schizasteridae Lambert, 1905 Several other genera...
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Agassizia scrobiculata is a species of sea urchin of the family Prenasteridae. Kroh, A. (2010). Agassizia scrobiculata (Valenciennes, 1846). In: Kroh...
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Agassizia is a genus of sea urchin of the family Prenasteridae. The species was first scientifically described in 1869 by Achille Valenciennes. Kroh,...
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Agassizia excentrica is a species of sea urchin of the family Prenasteridae. The species was first scientifically described in 1869 by Alexander Agassiz...
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United States ( North Carolina) A heart urchin belonging to the family Prenasteridae. Genus includes new species C. varnami. Comptoniaster michaelisi Nom...
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