Napoleon North Posted January 17, 2016 Share Posted January 17, 2016 (edited) Hi Is track track feeding arthropod? Location: Poland , Kraków Age: Upper Jurassic Edited January 17, 2016 by Napoleon North Link to comment Share on other sites More sharing options...
Auspex Posted January 17, 2016 Share Posted January 17, 2016 It appears to be a disturbance to the sediment, and could be from bioturbation. "There has been an alarming increase in the number of things I know nothing about." - Ashleigh Ellwood Brilliant “Try to learn something about everything and everything about something.” - Thomas Henry Huxley >Paleontology is an evolving science. >May your wonders never cease! Link to comment Share on other sites More sharing options...
Napoleon North Posted January 17, 2016 Author Share Posted January 17, 2016 And this? Cretaceous, Link to comment Share on other sites More sharing options...
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