"index" in inglés with examples - Collocation dictionary inglés
- Other index fossils from Coon Creek date a little older than 70.6 million years.
- It is an important index fossil in biostratigraphy.
- Agnostotes orientalis is used in biostratigraphy as an index fossil.
- It has a cosmopolitan distribution and is an important index fossil in biostratigraphy.
- Lejopyge laevigata is used in biostratigraphy as an index fossil.
- Glyptagnostus reticulatus is used in biostratigraphy as an index fossil.
- It is used in biostratigraphy as an index fossil.
- They are used as an index fossil in the Ordovician.
- However, misleading results are produced if the index fossils turn out to have longer fossil ranges than first thought.
- Tetragraptus approximatus is used in biostratigraphy as an index fossil.
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