Dental General 866c2893 Dryopithecus pattern is the characteristic feature of: A Permanent mandibular 1st molar. B Permanent mandibular 3rd molar. C Permanent maxillary 2nd molar. D Permanent maxillary canine. High-Yield Explanation In a mandibular first molar mesiolingual cusp joins the distobuccal cusp along the floor of the central fossa, this is known as dryopethicus pattern.