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. 2016 Nov 14;113(48):13672–13677. doi: 10.1073/pnas.1604265113

Fig. S3.

Fig. S3.

Archaeological Solanum starch grains and six tools tested for starch: (A) T107G01: 19 × 15 µm; (A1) same grain, polarized; (B) T57G06: 22 × 15 µm; (B1) same grain, polarized; (C) T01G01: 23 × 21 µm; (C1) same grain, polarized; (D) T232G01: 15 × 13 µm; (D1) same grain, polarized; (E) T17G05: 17 × 13 µm; same grain, polarized; (E1) same grain, polarized, displaying asymmetrical extinction cross; (E2) alternate view of same grain, (E2) alternate view of same grain, polarized, showing symmetrical extinction cross; (F) T232G05: 26 × 21 µm; (F1) same grain, polarized; (G) T57G07: 34 × 21 µm; (G1) same grain, polarized; (H) T232G07: 38 × 26 µm; (H1) same grain, polarized; (I) T02G07: 53 × 36 µm; damaged grain; (I1) same grain, polarized; (J) 57G08: 37 × 26 µm; battered grain; (J1) same grain, polarized; (K) T57G25: 53 × 32 µm; battered grain; (K1) same grain, polarized; (L) T57G14: 30 × 21 µm; damaged grain; (L1) same grain, polarized; (M) Tool 17 (y25c11v): Late Archaic recycled, flat/flat-concave mano (and pecking stone, abrader); (N) Tool 125 (hh32d0aiv): Early Formative flat-concave mano; (O) Tool 103 (y34aviii10): Terminal Archaic flat/ flat-concave mano; (P) Tool 131 (w36d7viii): Terminal Archaic mano (and flat-faceted abrader); (Q) Tool 1 (z26c7vi): Late Archaic flat-concave mano; (R) Tool 232 (aa28c7vii): Late Archaic recycled flat-concave mano.