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  2. Ichnotaxon - Wikipedia

    en.wikipedia.org/wiki/Ichnotaxon

    Ichnotaxon comes from the Ancient Greek ἴχνος (íchnos) meaning "track" and English taxon, itself derived from Ancient Greek τάξις (táxis) meaning "ordering". [ 1 ] Ichnotaxa are names used to identify and distinguish morphologically distinctive ichnofossils , more commonly known as trace fossils ( fossil records of lifeforms ...

  3. Sphingopus - Wikipedia

    en.wikipedia.org/wiki/Sphingopus

    Sphingopus type footprints are known from two locations. Fossils dating 228–245 million years have been recovered from what appears to have been a lagoon in the Grès d'Antully Formation in Saône-et-Loire, France.

  4. Anticheiropus - Wikipedia

    en.wikipedia.org/wiki/Anticheiropus

    Anticheiropus is an ichnogenus of dinosaur footprint belonging to a saurischian. [1] It has only been discovered in Massachusetts (Portland Formation, Newark Supergroup).Two ichnospecies are known (both are known from a single footprint): [2] [3] A. hamatus and A. pilulatus, both discovered around 1863 and named by Edward Hitchcock in 1865.

  5. Ceratopsipes - Wikipedia

    en.wikipedia.org/wiki/Ceratopsipes

    Ceratopsipes goldenensis is an ichnospecies of dinosaur footprint, described in 1995 from the Laramie Formation in Colorado. [1] It is represented by massive pes prints approaching 80 centimetres (31 in) in width.

  6. Footprint - Wikipedia

    en.wikipedia.org/wiki/Footprint

    Strictly speaking, an ichnospecies is the name of the trace fossil, not of the animal that made it. An international team's discovery of a set of 1.5 million-year-old human ancestor footprints in Ileret, Kenya provides the earliest direct evidence of a modern human style of upright walking.

  7. Saurexallopus - Wikipedia

    en.wikipedia.org/wiki/Saurexallopus

    Saurexallopus (meaning "reptile different foot") is an ichnogenus of four-toed theropod footprints from the Late Cretaceous period. The type ichnospecies is S. lovei, named and described in 1996 from the Harebell Formation. [1] The taxon was originally named Exallopus, but later renamed as Saurexallopus as the former was preoccupied by a ...

  8. Millions of years before the earliest birds appeared, mystery ...

    www.aol.com/birdlike-footprints-triassic-mystery...

    A new analysis of three-toed fossil footprints that date back more than 210 million years reveals that they were created by bipedal reptiles with feet like a bird’s.

  9. Trace fossil - Wikipedia

    en.wikipedia.org/wiki/Trace_fossil

    The trackway Protichnites from the Cambrian, Blackberry Hill, central Wisconsin. A trace fossil, also known as an ichnofossil (/ ˈ ɪ k n oʊ f ɒ s ɪ l /; from Greek: ἴχνος ikhnos "trace, track"), is a fossil record of biological activity by lifeforms but not the preserved remains of the organism itself. [1]