Table 6.
Coefficients of determination and significance values for regressions between mass estimates of Seebacher (2001) and limb bone allometry.
| N | R2 | P | Significant? | |
|---|---|---|---|---|
| Dinosauria | ||||
| Humeral | 7 | 0.0386 | 0.9022 | No |
| Femoral | 14 | 0.1564 | 0.1616 | No |
| Tibial | 11 | 0.1640 | 0.2166 | No |
| Saurischia | ||||
| Femoral | 9 | 0.1541 | 0.2960 | No |
| Tibial | 9 | 0.1592 | 0.2874 | No |
| Ornithischia | ||||
| Femoral | 4 | 0.8312 | 0.0311 | Yes |
| Non-avian theropods | ||||
| Femoral | 5 | 0.7410 | 0.0610 | No |
| Tibial | 5 | 0.5674 | 0.1415 | No |
Only in the femora of Ornithischia is long bone allometry significantly related to body mass. However, the relationship is no longer significant after removal of the smallest taxon (Psittacosaurus lujiatunensis) (R2 = 0.3515, P = 0.4072).