Table 3. Characteristics used in the phylogenetic analysis.
1. | Shape of talo tibial facet (0) steep-sided; (1) steep-sided with a plantar lip; (2) sloped |
2. | Flexor fibularis groove (0) central to trochlea; (1) lateral to trochlea |
3. | Talar neck angle (α) (0) <20°; (1) 20—30°; (2) >30° |
4. | Talar body height (HT/MTRW × 100) (0) <100; (1) 100—120; (2) 120—150 |
5. | Posterior trochlear shelf (0) none; (1) small; (2) large |
6. | TW/TL × 100 (0) <60; (1) >60 |
7. | Medial talo tibial facet (0) short (does not reach to plantar edge of bone); (1) long |
8. | Medial cotylar fossa (0) absent; (1) moderate; (2) deep |
9. | Relative width of posterior calcaneal facet (0) >50; (1) <50 |
10. | Relative length of distal calcaneus (0) <45; (1) >45 |
11. | Relative length of calcaneus heel (0) long, >30; (1) moderate 25—30; (2) short, <20 |
12. | Morphology of calcaneocuboid joint (0) fan-shaped, nonarticular surface; (1) more circular, nonarticular surface present |
Characteristics with more than two states (1, 3—5, and 11) were ordered following ref. 33.