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单词 Reworked fossil
释义

Reworked fossil

英语百科

Fossil

Silicified (replaced with silica) fossils from the Road Canyon Formation (Middle Permian of Texas).
External mold of a bivalve from the Logan Formation, Lower Carboniferous, Ohio
Recrystallized scleractinian coral (aragonite to calcite) from the Jurassic of southern Israel

Fossils (from Classical Latin fossilis; literally, "obtained by digging") are the preserved remains or traces of animals, plants, and other organisms from the remote past. The totality of fossils, both discovered and undiscovered, and their placement in fossiliferous (fossil-containing) rock formations and sedimentary layers (strata) is known as the fossil record.

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