They may be characterized as very elongated reptiles without limbs (unless with tiny vestiges of posterior limbs), without eyelids and external ear openings, with the teeth anchylosed to the supporting bones, a bifid slender tongue which is telescoped into its basal half, and with a transverse vent.
Agglomerations of consonants are often met with as initials, giving the appearance of telescoped words - an appearance which historical etymology often confirms. IVlany of these initial consonants are silent in the dialects of the central provinces, or have been resolved into a simpler one of another character.