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. 2020 Jan 15;15(1):e0226690. doi: 10.1371/journal.pone.0226690

Fig 8. General morphology of retouched shell tools, Figs C-L are from the Pigorini Museum.

Fig 8

(A) No. 13, almost complete small shell preserving the umbo and the hinge. The retouched edge is on the dorsal face, a rare occurrence. (B) No.73, almost complete shell preserving the umbo and the hinge; burnt after retouch. (C) No. 106182, the retouched edge is complete. (D) No. 106190 with three complete retouched edges. (E) No. 106192 the edge is complete. (F) No. 106183 the retouched edge is complete, burnt after retouch. (G, H, I, K) Nos. 106189, 106184, 106185, 106185 the retouched edge is complete. (J, L) Nos. 106188, 106195 the breaks at the base do not affect the retouch. Scale bar = 1 cm.