a pear-shaped fossil crinoid of the genus Apiocrinus.
单词 | θ33400 |
释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > division Pelmatozoa > class Crinoidea > fossil or encrinite > member of genus Apiocrinus (2) pear encrinite1816 a pear-shaped fossil crinoid of the genus Apiocrinus. apiocrinite1851 The ‘pear-encrinite,’ a stalked echinoderm of the Oolite, so called from its shape. |
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