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单词 graptolite
释义

graptolite

English

Etymology

From Ancient Greek γραπτός (graptós, painted, marked with letters) + -lite.

Pronunciation

  • (UK) IPA(key): /ˈɡɹaptəlʌɪt/

Noun

graptolite (plural graptolites)

  1. Any of a group of extinct aquatic colonial invertebrates, of the class Graptolithina, from the Cambrian and Carboniferous periods.
    • 2004, Richard Fortey, The Earth, Folio Society 2011, p. 70:
      The samples were black shale, and on the shales were some ancient fossils called graptolites.

See also

  • sicula
  • prosicula
  • rhabdosome
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