Ceratophora is a genus of agamid lizards found in Sri Lanka. The male has a horn on its snout.
Description
The tympanum is hidden, and the body is more or less laterally compressed, and covered with unequal scales. No dorsal crest is present; and a nuchal crest can be present or absent. No gular sac or gular fold is present. A large rostral appendage occurs, at least in the males. No femoral or preanal pores are found.
Species
The following species are recognized as being valid.
{| class="wikitable"
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! Image !! Scientific name !! Common name !! Distribution
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|120px ||Ceratophora aspera || rough-nosed horned lizard, Sri Lanka horned agama ||Sri Lanka
|-
|120px ||Ceratophora erdeleni || ||Sri Lanka
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| ||Ceratophora karu || ||Sri Lanka
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|120px ||Ceratophora stoddartii || rhino-horned lizard, Stoddart's unicorn lizard, the mountain horned agama ||Sri Lanka.
|-
|120px ||Ceratophora tennentii || rhinoceros agama, horn-nosed lizard, leaf-nosed lizard, Tennent's leaf-nosed lizard ||Sri Lanka.
|-
| ||Ceratophora ukuwelai || Ukuwelas's rough-horn lizard || Sri Lanka
|-
|}
Key to selected species
- a. Gular scales larger than the ventrals, smooth; lateral scales large, unequal; rostral appendage scaleless — C. stoddartii
- b. Gular scales larger than the ventrals, feebly keeled; lateral scales large, equal; rostral appendage scaly — C. tennentii
- c. Gular scales smaller than the ventrals, strongly keeled; lateral scales small; rostral appendage scaly — C. aspera