Paired squamosal bones extend beyond the skull's back margin to form small horn-like projections. The skull of Doswellia lacks several bones found in other archosauriforms, including the postfrontals, tabulars, and postparietals.
In Doswellia, paired squamosal bones project beyond the posterior edge of the skull to form small horn-like extensions. This is in contrast to other archosauriforms, which typically possess different bone structures, including postfrontals, tabulars, and postparietals.