graptolite
Pronunciation
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Pronunciation
- (British) IPA: /ˈɡɹaptəlʌɪt/
graptolite (plural graptolites)
- 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.
- 2004, Richard Fortey, The Earth, Folio Society 2011, p. 70:
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.002