graptolite

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English

English Wikipedia has an article on:
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Etymology

From (deprecated template usage) [etyl] Ancient Greek γραπτός (graptós, painted, marked with letters) +‎ -lite.

Pronunciation

  • Lua error in Module:parameters at line 370: Parameter 1 should be a valid language or etymology language code; the value "UK" is not valid. See WT:LOL and WT:LOL/E. 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