Table 5. δ ¹⁸O levels in tooth roots.

Case No.	Tooth No.	Raised in/collected in	d18O Root
3	15	BC	−8.03
1	41	BC	−6.23
2	42	BC	−9.88
4	44	BC	−8.12
9	17	WA	−7.14
16	26	UK/WA1	−6.35
15	25	MT/WA	−8.17
14	17	MT/WA	−5.67
19	14	CT	−6.26
18	14	CT	−5.00
22	28	CA/WA	−7.87
20	33	CA	−5.61
22	18	CA/WA	−8.12
21	15	CA	−4.81
24	23	AL	−8.15
30	42	TX	−9.01
31	11	TX	−5.48
28	18	TX	−5.15
25	14	TX	−5.14
30	32	TX	−5.11
29	18	TX	−5.64
30	37	TX	−5.16
26	14	TX	−5.02
27	23	TX	−5.95
30	33	TX	−5.44
32	46	Mexico	−7.16
39	45	Mexico	−6.60
33	23	Mexico	−6.43
37	37	Mexico	−6.38
35	46	Mexico	−6.24
36	37	Mexico	−6.43

¹Unclear at what age this subject moved to WA.