Fig. (2) Location of odontomas (grey painting) associated with primary molars. (a) Compound odontoma located between the roots of the right lower second primary molar (30y, ref.13) (b) Mature complex odontoma seen in a periapical location and in association with the left lower second primary (25y, ref.14) (c) Odontoma located between the crowns of the upper first and second primary molars (2.6y, ref.15) (d) Unerupted upper second primary molar impacted by an odontoma and a dentigerous cyst (3y, ref.11) (e) Complex odontoma above the tooth crown of the lower right primary second molar (3.7 y, ref.16).