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. 2024 Jun 6;19(6):e0304058. doi: 10.1371/journal.pone.0304058

Fig 9.

Fig 9

a) Excavation plan of Titolo T9, by Francesco Sanseverino and Giuseppe Carbonara, published under a CC BY license. Micrograph (PAL014) under normal transmitted light (top) showing no bacterial bioerosion but extensive cracking, and under polarised transmitted light (bottom) with no collagen birefringence; b) Photograph of Passo di Corvo T11 (reprinted from [69] under a CC BY license, with permission from Dr. Italo Muntoni, original copyright 1983. Micrograph (PDC007) under normal transmitted light (top) showing no bacterial bioerosion but small areas of dark Wedl MFD surrounding micropores (bottom right and middle centre), and under polarised transmitted light (bottom) showing frequent, small bright (birefringent) white- and yellow-coloured inclusions in the micropores surrounding osteons.