Table 1.

List of Anatomical Landmarks Shown in Figure 1

Landmark No.	Name
1	Vertical reference point 1
2	Vertical reference point 2
3	Sella
4	Nasion
5	Nasal tip
6	Porion
7	Orbitale
8	Key ridgea
9	Key ridge contour smoothing point 1a
10	Key ridge contour smoothing point 2a
11	Key ridge contour smoothing point 3a
12	Anterior nasal spine
13	Posterior nasal spine
14	Point A
15	Point A contour smoothing pointa
16	Supradentale
17	U1 root tip
18	U1 incisal edge
19	L1 incisal edge
20	L1 root tip
21	Infradentale
22	Point B contour smoothing pointa
23	Point B
24	Protuberance menti
25	Pogonion
26	Gnathion
27	Menton
28	Gonion, constructed
29	Mandibular body contour smoothing point 1a
30	Mandibular body contour smoothing point 2a
31	Mandibular body contour smoothing point 3a
32	Gonion, anatomic
33	Gonion contour smoothing point 1a
34	Gonion contour smoothing point 2a
35	Articulare
36	Ramus contour smoothing point 1a
37	Ramus contour smoothing point 2a
38	Condylion
39	Ramus tip
40	Pterygomaxillary fissure
41	Pterygoid
42	Basion
43	U6 crown mesial edge
44	U6 mesiobuccal cusp
45	U6 root tip
46	L6 crown mesial edge
47	L6 mesiobuccal cusp
48	L6 root tip
49	Glabella
50	Glabella contour smoothing pointa
51	Nasion
52	Nasion contour smoothing point 1a
53	Nasion contour smoothing point 2a
54	Supranasal tip
55	Pronasale
56	Columella
57	Columella contour smoothing pointa
58	Subnasale
59	Cheek point
60	Point A
61	Superior labial sulcus
62	Labiale superius
63	Upper lip
64	Upper lip contour smoothing pointa
65	Stomion superius
66	Stomion inferius
67	Lower lip contour smoothing pointa
68	Lower lip
69	Labiale inferius
70	Inferior labial sulcus
71	Point B
72	Protuberance menti
73	Pogonion
74	Gnathion
75	Menton
76	Menton contour smoothing pointa
77	Cervical point
78	Cervical point contour smoothing point 1a
79	Cervical point contour smoothing point 2a
80	Terminal point

^aArbitrary landmarks to render a smooth line drawing of anatomic structures. Landmarks 3 to 48 are skeletal landmarks and 49 to 80 are soft tissue landmarks.