Daily Archives: November 10, 2017

Wooster’s Fossil of the Week: A Middle Jurassic trace fossil from southwestern Utah

Time for a trace fossil! This is one of my favorite ichnogenera (the trace fossil equivalent of a biological genus). It is Gyrochorte Heer, 1865, from the Middle Jurassic (Bajocian) Carmel Formation of southwestern Utah (near Gunlock; locality C/W-142). It … Continue reading

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