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Trace fossil — Chirotherium footprints in a Triassic sandstone … Wikipedia
Trace fossil classification — Trace fossils are classified in various ways for different purposes. Traces can be classified taxonomically (by morphology), ethologically (by behavior), and toponomically, that is, according to their relationship to the surrounding sedimentary… … Wikipedia
trace fossil — trace′ fos sil n. pal a fossilized track, trail, burrow, boring, or other structure in sedimentary rock that records the presence or behavior of the organism that made it … From formal English to slang
trace fossil — noun Geology a fossil of a footprint or other trace of an animal, rather than of the animal itself … English new terms dictionary
trace fossil — noun : a fossil that shows the existence or activity of an animal or plant but is not formed from the animal or plant itself trace fossils of dinosaur footprints and arthropod burrows … Useful english dictionary
trace fossil — noun Date: 1956 a fossil (as of a dinosaur footprint) that shows the activity of an animal or plant but is not formed from the organism itself … New Collegiate Dictionary
trace fossil — a fossilized track, trail, burrow, boring, or other structure in sedimentary rock that records the presence or behavior of the organism that made it. * * * … Universalium
Daedalus (trace fossil) — Daedalus is an ichnogenus, describing burrows with the shape of a garlic clove. References This trace fossil related article is a stub. You can help Wikipedia by expanding it … Wikipedia
Trace — may refer to:;Mathematics, computing and electronics: * Trace (linear algebra) of a square matrix or a linear transformation * Trace class, a certain set of operators in a Hilbert space * Trace operator, a restriction to boundary operator in a… … Wikipedia
Fossil — For other uses, see Fossil (disambiguation). Three small ammonite fossils, each approximately 1.5 cm across … Wikipedia
