Shutler and Damon, 1959: 61

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
A-88 EE:2:35(ASM) (Cienega Creek locality) AZ 2860
A-89 (average) W:10:112 (Cienega Site) AZ 2770 ± 170
A-88 (average) EE:2:35 (section MC-5, M2 marker bed) AZ 2860 ± 210
A-87 EE:2:35(ASM) (Cienega Creek locality) AZ 2610