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"Milkand permanent dentition of upper (I) and lower (II) jaw of the dog, with the symbols by which the different teeth are commonly designated. The third upper molar (m3) is the only tooh wanting in this animal to complete the typical heterodont mammalian dentition." —The Encyclopedia Britannica, 1903

Permanent Dentition

"Milkand permanent dentition of upper (I) and lower (II) jaw of the dog, with the symbols by which the…