Cruziana wandering through a field of Zoophycos
Perhaps hunting them?

Lower Devonian
Esopus Formation
Orange County, New York

Click on picture to Magnify

Cruziana and Zoophycos

From the trackway I can tell that it's not a trilobite. Possibly a protist? (See Below)

Discovery Of Giant Roaming Deep Sea Protist Provides
New Perspective On Animal Evolution
ScienceDaily (Nov. 21, 2008) — Groove-like tracks on the ocean floor
made by giant deep-sea single-celled organisms could lead to new insights
into the evolutionary origin of animals, says biologist Mikhail "Misha" Matz
from The University of Texas at Austin.

http://www.sciencedaily.com/releases/2008/11/081120130531.htm

Click on the picture (above) to review the entire article.

Tom Buckley

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