English: Fig 10. Sedimentary matrix entombing fossils from FMNH Locality UT080821-1. (A) Bottom view of sediment sample showing texture from near base of entombing layer. Note the black bone and higher amount of grey rip-up clasts. (B) Top view of sediment sample showing texture from near top of entombing layer. Note the near absence of bone, fewer rip-up clasts and generally cleaner appearance of the sediment. (C) Side view of sediment sample showing vertical change in entombing layer. Sample is oriented with the upper layer pointed toward to top of the figure. Abbreviations: bf, bone fragment; mc, mud clast. Scale bar equals 18 mm.