Dental The retrocuspid papilla is found approx 1mm below the free gingiva on the attached gingiva lingual to: A Mandibular canine. B Maxillary canine. C Mandibular premolars D Maxillary premolars. 💡 Explanation The retrocuspid papilla is found approx 1mm below the free gingiva on the attached gingiva lingual to: ✓ Correct Answer: A. Mandibular canine.