Suzuki-Tsuchihashi classification
Five types of lip-print groove patterns: Type I straight vertical, Type II branched, Type III intersected, Type IV reticular (net-like), Type V irregular. A single lip usually shows mixed types across its quadrants.
Five types of lip-print groove patterns: Type I straight vertical, Type II branched, Type III intersected, Type IV reticular (net-like), Type V irregular. A single lip usually shows mixed types across its quadrants.
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