Pollen core sample collected from Lake Pátzcuaro in 1973 (Watts and Bradbury 1982).
| ID | Other ID | Type | Subtype | Uncal BP (years) | ± 1 σ (years) | Median cal BP (years) | Lower cal BP (years) | Upper cal BP (years) | δ13C | Contaminated? |
|---|---|---|---|---|---|---|---|---|---|---|
| 513 | QL-1342 | MicroSample | pollen | 3640 | 80 | 3964 | 4225 | 3720 | No |