rhiptoglossa

from The Century Dictionary.

• A suborder of Lacertilia, or lizards, represented by the family Chamæleontidæ alone, characterized by the vermiform protrusile tongue, well-developed limbs, but no clavicle, pterygoid not reaching the quadrate bone, and nasal bones not bounding the nasal apertures: contrasted with Eriglossa. Also Rhiptoglossæ.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun Old World chameleons; in some classifications they are considered a superfamily of Sauria