Figure 1. Analysed elements showing the position of landmarks (squares) and semilandmarks (circles). A, anterior view of distal humerus: 1, proximolateral extreme of articular surface, 2 to 6, proximal margin of articular surface, 7, proximomedial extreme of articular surface, 8, proximal end of lateral epicondylar crest, 9 to 11, lateral margin of lateral epicondylar crest, 12 to 14, medial margin of lateral epicondylar crest, 15, lateral extreme of lateral epicondyle, 16, distolateral corner of articular surface, 17 to 20, distal margin of articular surface, 21, distomedial corner of articular surface, 22, distomedial extreme of medial epicondyle, 23, medial extreme of medial epicondyle, 24 to 26, medial margin of supraepicondylar bridge, 27, medial projection of proximal end of lateral epicondylar crest. B, lateral view of proximal ulna: 1, posteroproximal extreme of olecranon, 2 to 6, posterior margin of proximal ulnar shaft, 7, posterior projection of distal tip of coronoid process, 8, posterior margin of radial notch at level of distal tip of coronoid process, 9, distal tip of coronoid process, 10, anterior end of coronoid process, 11, distal end of trochlear notch, 12 to 16, trochlear notch margin, 17, proximal end of trochlear notch, 18, anterior projection of anconeus process, 19, anterior margin of olecranon, 20, anteroproximal olecranon extreme (on olecranon lateral surface), 21, proximal olecranon margin. C, proximal view of tibia: 1, anterior end of medial condyle, 2 to 6, medial margin of medial condyle, 7, posterior end of medial condyle, 8 to 10, lateral margin of medial condyle, 11, anterior end of lateral condyle, 12 to 15, lateral margin of lateral condyle, 16, posterior end of lateral condyle, 17 to 20, medial margin of lateral condyle, 21, posterior end of intercondyloid area, 22, medial extreme of tibial tuberosity base, 23, lateral extreme of tibial tuberosity base, 24, maximum projection in anterior-lateral margin of non-articular surface, 25, lateral end of cranial intercondylar area. Modified from Ercoli (2010) and Ercoli & Prevosti (in press).