Fig 1.
Geographical location of the Tanjialing site.
Fig 2.
Lithology, archaeological stratigraphy, and description of the sampled profile, T0620, at the Tanjialing site.
Fig 3.
Phytolith percentage diagram for Tanjialing site.
Fig 4.
Phytolith concentration diagram for Tanjialing site.
Table 1.
AMS 14C dating and its calibrated ages of the excavation trench T0620 in the Tanjialing Neolithic site.
Fig 5.
Pictures of phytolith (1st-21st), spicule (22nd) and charcoal (23rd) morphotypes identified at the Tanjialing site.
(1–2) long saddle; (3) short saddle; (4) rondel; (5–6) dumbbell; (7) cross; (8–9) rice-dumbbell; (10) fan-rice; (11) fan-shaped; (12) double-peak; (13–14) square; (15–16) rectangle; (17–18) point; (19) smooth-elongate; (20–21) stick-elongate; (22) spicule; and (23) charcoal.
Fig 6.
Phytolith (this study), pollen [32], Mg/Ca, and C value of the environment [60] of sediment-based data in Tanjialing T0620, as well as the record of δ18O for Hs-4 [71].