Degree
| Type: | Degree |
| Geometry: | Circular, concentric |
| Unit of measurement: | Degrees |
| (Numbering) starts at: | 0 |
| (Numbering) ends at: | 90 |
| Numbered: | Every 5 |
| Repeats: | 1 times |
| Divided every: | 5 (Degrees) |
| then every: | 1 (Degrees) |
Scale located on: Tympan, Womb or Back .
Location(s) detail:
| Back - rim: | Cicrular scales located across a large portion of the rim of the back (Back - rim) |