[17397] North American, Strata: Upper Jurassic, Period: 32611, Rec 2531

[Rec № 2531] Trace fossil in a Jurassic eolianite, Entrada Sandstone, Utah, U.S.A

Ekdale, A. A. & Picard, M. D.
In: Curran, H.A. (ed.), Biogene structures: their use in interpreting depositional environments, Symposium, Society of Economic Paleontologists and M, 1985, , Vol 35