Vermilion Border
Definition
The reddened transition zone between the facial skin and the labial mucosa. It is covered by a thin, partly transparent mucosa that allows the underlying vasculature to show as the characteristic red colour, and its surface carries the grooves used in cheiloscopy.
Related terms
- Cheiloscopy
- Study of lip prints (Greek cheilos, lip; skopein, to examine). The furrow system on human lips was first described by anthropologist R....
- Concordance Criterion
- The minimum degree of pattern agreement required before an examiner can report a positive identification. For lip prints, no consensus criterion exists,...
- Latent Lip Print
- A lip print deposited without lipstick or coloured product, invisible to the eye and requiring chemical or physical development before comparison. Composed...
- Lip Print Persistence
- The duration over which a deposited lip print remains retrievable from a surface. Affected by surface material, environmental conditions, handling of the...
- Suzuki-Tsuchihashi Classification
- The 1970 system that divides lip groove patterns into five main types (I, I', II, III, IV, V) based on groove direction,...
Explained in
- Cheiloscopy: Lip Prints and Their Forensic ValueThe reddened transition zone between the facial skin and the labial mucosa. It is covered by a thin, partly transparent mucosa that allows the underlying vascu...