Figure 1 in Developmental basis of limb homology in Pleurodiran turtles, and the identity of the hooked element in the chelonian tarsus

Figure 1. Autopodia of adult Phrynops hilarii. Grey areas indicate cartilages. A, dorsal view of right hand. B, dorsal view of right foot. Abbreviations: I–V, digits I–V; c2, lateral centrale or centrale 2; cc, centralia; d1–d5, distal carpalia/tarsalia 1–5; Fi, fibula; i, intermedium; p, pisiform; Ra, radius; Ti, tibia; tp, proximal tarsale; Ul, ulna; u, ulnare. Scale bars: 5 mm.