Table 3 Summary of testa thickness measurements on HRXCT images of archaeological horsegram specimens obtained by synchrotron imaging. Raw measurements in Table S4.

From: Seed coat thinning during horsegram (Macrotyloma uniflorum) domestication documented through synchrotron tomography of archaeological seeds

Site Code Lab Code Archaeol-ogical Site Time Period Median age estimate Dating Info AVG Seed coat (micrometers) STDEV n Assigned class
PTN1036 70054 Paithan AD 400–700 500 Phase 2 11.29 3.21 46 Thin
PTN985 70019 Paithan AD 0–400 200 Phase 3 11.74 3.87 48 Thin
PTN985 70020 Paithan AD 0–400 175 Phase 3 13.67 7.37 38 Thin
SAN04 1130 70052 Sanganakallu 1300–1200 BC −1250 Phase 4 10.66 2.82 41 Thin
SGK98A4-5 70051 Sanganakallu 1400–1250 BC −1325 Post-Ashmound Pitting/Post-Ashmound village 18.8 4.09 46 Intermediate
HLR98A-4 70027 Hallur 1500–1300 BC −1400 IIIB 14.96 3.89 41 Thin
SGK98A-6 70049 Sanganakallu 1690–1390 BC −1540 Post-Ashmound Village/5A 19.15 4.75 40 Intermediate
HLR98A-6 70048 Hallur 1800–1500 BC −1650 IIIA 19.26 5.42 40 Intermediate
PKL03B 70–100 70055 Piklihal 1900–1600 BC −1725 Radiocarbon date on Horsegram 22.47 8.9 38 Thick
PKL03B 100–130 70056 Piklihal 1900–1600 BC −1750 Radiocarbon dates on carbonized seeds (2) 23.23 13.81 39 Thick
PKL03 130–160 70057 Piklihal 1900–1600 BC −1775 Radiocarbon dates on carbonized seeds (2) 17.68 5.65 43 Intermediate
HLR.98A-8 70018 Hallur 1900 BC −1900 Radiocarbon date on Horsegram 22.78 7.57 51 Thick
HLR98A-6 70048 Hallur 1800–1500 BC −1650 IIIA 19.26 5.42 40 Intermediate