Found in rainforest bushes of south-central Madagascar. Reports of northern populations are unconfirmed. In addition to the nominate form, C. o. oshaughnessyi, a second subspecies, C. o. ambreensis, has been described. Total length to 16 inches. The head bears a high, flattened casque. Gular, ventral, and dorsal crests are absent. Two small but rigid processes adorn the rostrum. Body scalation is heterogeneous with a basic coloration of dull green with blue-green highlights.
Very few specimens have reached the hands of hobbyists and long success in maintaining this species has not been reported.
Klaver, C. & W. Boehme. 1997. Chamaeleonidae.
Das Tierreich, 112: i-xiv' 1 - 85. Verlag Walter de Gruyter & Co., Berlin, New York.
Martin, J., 1992. Masters of Disguise: A Natural History of
Chameleons. Facts On File, Inc., New York, NY.
Necas, P. 1999. Chameleons: Nature's Hidden Jewels. Krieger Publishing Company, Malabar, FL.