Table 1 Definition of landmarks (LM) applied to 3D scans of the mouse vertebrae

1

dorsal-anterior edge of vertebral centrum

2

ventral-anterior edge of vertebral centrum

3

ventral-posterior edge of vertebral centrum

4

dorsal-posterior edge of vertebral centrum

5

anteriormost edge of articular facet of postzygapophysis

6

dorsal-posterior edge of articular facet of postzygapophysis

7

point of maximum curvature between postzygapophysis and neural spine

8

posterior edge of neural spine

9

anterior edge of neural spine

10

point of maximum curvature between neural spine and prezygapophysis

11

posteriormost point of articular facet of prezygapophysis

12

dorsal–anterior edge of articular facet of prezygapophysis

13

ventralmost point of vertebral centrum

14

lateralmost point of vertebral centrum

15

dorsalmost point of vertebral centrum