Extended Data Fig. 8: Coprolites assigned to Smok wawelski (Lisowice). | Nature

Extended Data Fig. 8: Coprolites assigned to Smok wawelski (Lisowice).

From: Digestive contents and food webs record the advent of dinosaur supremacy

Extended Data Fig. 8

ai, Coprolite ZPAL V.33/344 with numerous bone fragments and crushed serrated teeth. aii, Worn serrated tooth. aiii, A virtual thin section of the tooth in aii. aiv, Two pieces of a serrated tooth that were found in different parts of the coprolite. av, A fibrous inclusion. avi, A flat bone with internal canals in oblique view. aviii, virtual thin section of the entire coprolite. Note the sharp margins of the bones. aviii, large bone fragment. The lower image shows the vascularization. bi, ZPAL V.33/345. bii, An archosaur rib. biii, Virtual thin section. Note the cracks in the matrix around the bones from when the dropping became dehydrated and shrunk, but the bones did not. biv, Partial rib. bv, Virtual thin section of a presumed charcoal fragment. ci, Coprolite ZPAL V.33/341 with numerous internal bone fragments and crushed serrated teeth. cii, A small splinter of a serrated tooth. ciii, tip of a serrated tooth in various views. Note that the wear of the serrations. civ, A part of the base of a serrated tooth (probably the same tooth as cii and ciii). cv, Temnospondyl dermal bone. cvi, Bone fragment.

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