After Gao & Norell, 2000, Nydam & Cifelli, 2002a, b, and Nydam, 2002

<==o †Gilmoreteiidae Langer, 1998 [Macrocephalosauridae Sulimski, 1975;  Teiidae: Macrocephalosaurinae Sulimski, 1975 sensu Nydam & Cifelli, 2002]
   |-- †Darchansaurus estesi Sulimski, 1975, U. Cret. EAs.
   |-- †Erdenetesaurus robinsonae Sulimski, 1975 [Erdenetosaurus, lapsus calami] U. Cret. EAs.
   |-- †Sineoamphisbaena hexatabularis Wu, Brinkman & Russell, 1996 sensu Kearney, 2003
   `--o †Gilmoreteius Langer, 1998 [Macrocephalosaurus Gilmore, 1943], U. Cret. EAs.
      |?- †G. sp. [Gao & Norell, 2000] [Macrocephalosaurus sp. Gao & Norell, 2000] [U. Cret., Mongolia]
      |-- †G. ferrugenosus (Gilmore, 1943) [Macrocephalosaurus ferrugenosus Gilmore, 1943], U. Cret. EAs.
      |-- †G. gilmorei (Sulimski, 1975) [Macrocephalosaurus gilmorei Sulimski, 1975], U. Cret. EAs.
      `-- †G. chulsanensis (Sulimski, 1975) [Macrocephalosaurus chulsanensis Sulimski, 1975] U. Cret. EAs.

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