单词 | tentaculite |
释义 | tentaculiten. Palaeontology. A fossil mollusc of the genus Tentaculites or family Tentaculitidæ (thought by some to be allied to the Pteropods) of which the conical usually ringed shells abound in the Middle Devonian strata. tentaculite beds, strata of the Ilfracombe group of Middle Devonian age, characterized by the abundance of Tentaculites scalaris. tentaculite limestone, in the New York Geological Survey, a subdivision of the Water-lime group of Upper Silurian strata, similarly characterized. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Mollusca > [noun] > fossil types tentaculite1839 margaritite1890 1839 R. I. Murchison Silurian Syst. ii. 628. 1863 J. D. Dana Man. Geol. 252. This entry has not yet been fully updated (first published 1911; most recently modified version published online June 2018). < n.1839 |
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