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单词 stromatoporoid
释义

stromatoporoid

/ˌstrəʊməˈtɒpərɔɪd /
noun
An extinct sessile coral-like marine organism of uncertain relationship which built up calcareous masses composed of laminae and pillars, occurring from the Cambrian to the Cretaceous.The main victims were the major reef-building organisms: the stromatoporoid sponges, and rugose and tabulate corals....
  • The stromatoporoids had massive calcareous skeletons that are preserved as rather conspicuous fossils.
  • Other faunal elements include colonial and solitary corals, encrusting bryozoans, stromatoporoids, and rare brachiopods.

Origin

Late 19th century: from modern Latin Stromatopora (genus name), from stroma, stromat- 'layer, covering' + -pora.

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更新时间:2024/9/24 1:22:13