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Description: Table 1 compares the predominant palatal arch form among two population groups. Among Indian subjects, Class C (U-shaped palate) was the predominant palatal arch form (19/40; 47.50%) followed by Class A and Class B shapes; whereas, in Negroid subjects, Class B (V-shaped palate) was the predominant palatal arch form (16/40; 40.00%) followed by Class C shape.