Table S4.

Bulk stable carbon and nitrogen isotopic measurements of three vertical layers in component 3 hearth sediments

Hearth ID	Component	Sample ID	Group	%C	%N	δ13C‰	δ15N‰	C:N
F2010-01	C3	U-F1	A	0.7	0.1	−24.3	3.0	10.5
F2010-01	C3	G-1029	B	1.6	0.1	−24.0	2.7	28.4
F2010-01	C3	G-1088	B	2.1	0.1	−23.7	2.3	32.1
F2010-01	C3	G-1107	B	1.7	0.1	−24.0	2.0	30.2
F2010-01	C3	G-1069	C	0.8	0.1	−24.3	2.6	12.0
F2010-01	C3	G-1089	C	0.8	0.1	−24.6	2.6	11.9
F2010-01	C3	G-1108	C	1.0	0.1	−24.2	2.9	12.6
F2011-06A	C3	55–158	A	1.0	0.1	−24.5	5.8	14.1
F2011-06A	C3	55–158	C	1.3	0.1	−24.2	7.5	12.6
F2013-11	C3	34–68	A	1.0	0.1	−24.2	4.4	12.1
F2013-11	C3	34–68	C	1.2	0.1	−24.6	3.8	11.9
F2013-13	C3	50–29	A	0.5	0.0	−24.4	3.5	9.4
F2013-13	C3	50–29	B	0.8	0.1	−24.2	5.8	11.6
F2013-13	C3	50–29	C	1.8	0.1	−23.9	6.9	15.2
F2013-20	C3	59–2	A	1.3	0.1	−25.1	3.2	18.8
F2013-20	C3	59–2	B	1.7	0.1	−23.6	5.1	19.3
F2013-20	C3	59–2	C	1.0	0.1	−24.0	5.0	12.8
F2013-09	C3	48–312	A	0.8	0.1	−24.5	5.1	12.3
F2013-09	C3	48–312	B	19.2	0.8	N/A	5.9	23.3
F2013-09	C3	48–312	B	0.6	0.1	−24.6	4.1	10.3
F2013-09	C3	48–312	C	2.1	0.1	−24.1	7.2	14.4
F2013-09	C3	48-F9-1	D	0.4	0.0	−23.8	3.2	11.8
F2013-09	C3	48-F9-2	D	0.6	0.1	−23.4	7.3	14.1
F2013-09	C3	48-F9-3	D	0.4	0.0	−23.9	3.7	11.5
F2013-09	C3	48-F9-4	D	0.4	0.0	−23.9	3.8	12.4
F2013-09	C3	48-F9-5	D	0.4	0.0	−23.9	3.6	11.4
F2013-09	C3	48-F9-6	D	0.4	0.0	−23.8	3.5	11.4
F2014-06	C3	88–519	A	1.4	0.1	−23.6	8.7	11.9
F2014-06	C3	88–519	C	0.9	0.1	−25.0	6.9	9.3

Groups: A: bone-rich layer (top), B: charcoal-rich layer (middle), C: oxidized layer, D: extended occupation area out of hearths.