Table 2. Radiometric dating of Shuidonggou Locality 2 (data after Gao et al. 2013, Li et al. 2013).

Cultural layer	Provenance	Context	Material	Dating method	Lab #	14C Age BP	Cal BP, (95.4%)/OSL*	References
1	Cultural layer 1	Profile	Sediment	OSL	IEE1880		20300±1000	[92]
2	Hearth 1	Profile	Charcoal	AMS	Beta-132982	26350±190	31012–30203	[94] [95]
2	Hearth 2	Profile	Charcoal	AMS	Beta-132983	25670±140	30339–29414	[94] [95]
2	Hearth 2	Profile	Ostrich eggshell	AMS	Beta-132984	26930±120	31207–30818	[94] [95]
2	Hearth 3	Profile	Charcoal	AMS	Beta-134824	26830±200	31220–30699	[94] [95]
2	Hearth 4	Profile	Charcoal	AMS	Beta-134825	25650±160	30365–29365	[94] [95]
2	Hearth 5	Profile	Charcoal	AMS	Beta-146355	26310±170	30975–30204	[94] [95]
2	Hearth 7	Profile	Charcoal	AMS	Beta-146357	29520±230	34125–33230	[94] [95]
2	Hearth 10A	Profile	Charcoal	AMS	Beta-146358	23790±180	28283–27572	[94] [95]
2	Cultural layer 2	Profile	Ostrich eggshell	AMS	Beta-207935	28420±160	32918–31719	[21]
2	Cultural layer 2	Profile	Charcoal	AMS	Beta-207936	28330±170	32822–31620	[21]
2	2L3	In situ	Charcoal	AMS	BA110217	26450±120	30996–30492	[93]
2	L18	In situ	Charcoal	AMS	BA110218	30360±120	34656–34056	[93]
2	L20-H6	In situ	Charcoal	AMS	BA110219	25090±90	29441–28844	[93]
2	2L4	In situ	Charcoal	AMS	BA110220	26040±90	3070 7–29911	[93]
2	L20-H7	In situ	Charcoal	AMS	BA110221	2520±30		[93]
2	L21-H7	In situ	Charcoal	AMS	BA110226	895±30		[93]
3	L28	In situ	Bone	AMS	BA110222	27190±100	31324–30965	[93]
3	L27	In situ	Bone	AMS	BA110223	28290±110	32665–31655	[93]
3	Cultural layer 3	Profile	Sediment	OSL	IEE1881		27800±1400	[92]
4	Cultural layer 4	Profile	Sediment	OSL	IEE1882		20500±1100	[92]
4	L30	In situ	Charcoal	AMS	BA110224	985±30		[93]
5	Cultural layer 5	Profile	Sediment	OSL	IEE1883		29200±2100	[92]
5	Cultural layer 5	In situ	Bone	AMS	BA110227	20280±70	24569–24108	[93]
6	Upper part	Profile	Sediment	OSL	IEE1884		23600±2400	[92]
6	Low part	Profile	Sediment	OSL	IEE1885		38300±3500	[92]
7	Upper part	Profile	Peat	AMS	BA07940	29759±245	34351–33490	[92]
7	Low part	Profile	Wood	AMS	BA07943	36329±215	41475–40441	[92]
7	Peat deposit	In situ	Wood	AMS	BA110228	980±30		[93]

* 14C dates were calibrated using OxCal 4.2 online software (IntCal 13 curve).