Table 2.
Locations and Mean Annual Precipitation (MAP) From Early Eocene Paleobotanical Records From Africa, and Modern Values
| Site name | Latitude (°N) | Longitude (°E) | MAP (mm yr−1) | |
|---|---|---|---|---|
| Early Eocene | Modern | |||
| Koningsnaas, South Africa | −30.2 | 17.3 | 1,318–1,738 | 101 |
| Shagamu, Nigeria | 6.7 | 3.7 | 1,148–2,089 | 1,762 |
| Melut Basin, South Sudan | 10 | 33 | 1,175–1,905 | 757 |
| Kwakwa, Cameroon | 4.5 | 9.1 | 1,175–1,905 | 2,524 |
| Mwadui, Tanzania | −3.9 | 33.5 | 813–1,738 | 754 |
| Tano, Ghana | 4.7 | −3 | 1,514–2,344 | ‐ |
| Nanka, Nigeria | 6.12 | 7 | 1,380–2,291 | 1,683 |
| Abidjan margin, Côte d’Ivoire | 5 | −4.1 | 1,660–1,950 | ‐ |
| Okigwe, Nigeria | 5.82 | 7.34 | 1,175–1,862 | 2,311 |
| Bende ‐ Umuahia, Nigeria | 5.47 | 7.45 | 1,514–2,291 | 2,311 |
| Araromi, Nigeria | 7.7 | 3.5 | 1,072–1,738 | 1,179 |
| Mahenge, Tanzania | −4.79 | 34.26 | 720–800 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 630–690 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 737–815 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 644–708 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 710–790 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 610–680 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 610–680 | 707 |
| Mahenge, Tanzania | −4.79 | 34.26 | 740–820 | 707 |
Note. Early Eocene ranges of MAP are expressed as the 95% confidence interval for all locations except Mahenge, where ranges are expressed as +/−1 standard deviation. Modern values of MAP taken from TAMSAT; missing values indicate ocean regions, as TAMSAT MAP is land only.