Cruziana ichnofacies

a hand-me-down Almonacid del Marquesado atomic energy metallurgy auxiliary ship bar cutoff machine clear something out closed core type transformator codegroups DC lubricating-oil pump furring up Gatinar GEPURS haemadromograph Hyllestad monoarachin nuclear transmutation rosacea erythematosa sample panel self-seeding yellow medium azo