Table 1. Geography, richness and equilibrium descriptions across biogeographical regions.
| Afrotropic(without islands) | Australasia(without islands) | Indo-Malay (without islands) | Madagascar | Nearctic(without islands) | Neotropic(without islands) | Palearctic(without islands) | |
| Area (number of 2decimal degrees cells) | 513 | 488 | 187 | 28 | 1212 | 559 | 2041 |
| Maximum and Minimum Latitude | 21° HN35° HS | 3° HN47° HS | 33°HN3° HN | 11° HS25° HS | 83°HN21°HN | 27°HN55°HS | 81°HN 17°HN |
| Number of total latitude geographic coordinates | 56° | 50° | 30° | 14° | 62° | 77° | 64° |
| Percentage in Tropic- Subtropic/Temperate regions | 100/0 | 96.5/3.5 | 100/0 | 100/0 | 30.6/69.4 | 80.5/19.5 | 35.9/64.1 |
| Longitudinal wider extent | 17°W51°E | 113°E179°E | 67°E21°E | 41°E51°E | 179°W13°W | 109°W35°W | 17°W179°E |
| Number of longitude geographic coordinates | 68 | 66 | 54 | 10 | 166 | 74 | 196 |
| Number of Biomes | 9 | 9 | 10 | 5 | 11 | 12 | 10 |
| Species richness (% total amphibians) | 686 (12.9) | 516 (9.7) | 661 (12.4) | 218 (4.1) | 249(4.7) | 2684 (50.6) | 295(5.6) |
| O/P | 0.55 | 0.70 | 0.48 | 0.89 | 0.83 | 0.45 | 0.55 |