| 释义 |
Definition of derived fossil in English: derived fossilnoun A fossil redeposited in a sediment which is younger than the one in which it first occurred. Example sentencesExamples - Such derived fossils, surviving erosion of the parent rock to become incorporated into a later one are said to be reworked or remanie.
- Fossils that have been moved in this was are called derived fossils.
- Previous reports have described a concretion derived fossil assemblage rich in brine shrimp, chironomid midge pupa, and dytiscid beetle larvae.
- No débris of Lower Cretaceous rock or derived fossils were found in the contact strata of the Woodbine.
- Most lipid biomarkers do not provide information on whether water column derived fossil species are truly ancient or still physiologically active.
Definition of derived fossil in US English: derived fossilnoun A fossil redeposited in a sediment which is younger than the one in which it first occurred. Example sentencesExamples - Fossils that have been moved in this was are called derived fossils.
- Most lipid biomarkers do not provide information on whether water column derived fossil species are truly ancient or still physiologically active.
- Previous reports have described a concretion derived fossil assemblage rich in brine shrimp, chironomid midge pupa, and dytiscid beetle larvae.
- Such derived fossils, surviving erosion of the parent rock to become incorporated into a later one are said to be reworked or remanie.
- No débris of Lower Cretaceous rock or derived fossils were found in the contact strata of the Woodbine.
|