单词 | trace fossil |
释义 | > as lemmastrace fossil trace fossil n. [translating German spurenfossil (K. Krejci-Graf 1932, in Senckenbergiana XIV. 21)] Palaeontology a fossil that represents the burrowing or similar activity of an animal rather than the animal itself. ΘΚΠ the world > life > biology > organism > fossil > [noun] > track or cast plasm1620 lebensspur1956 trace fossil1957 1957 Q. Jrnl. Geol. Soc. 112 475 A consideration of the..morphology of the fossil, permits its interpretation as a trace-fossil resulting from the driving of a system of branching tunnels in the sea-bed sediment. 1974 Nature 22 Mar. 328/2 It is generally agreed that the earliest metazoan animals were soft-bodied forms which are rarely preserved but have left tracks, trails and burrows, collectively known as trace fossils. < as lemmas |
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