The Lizards indigenous to Victoria. 43 



Teguments. 



The skin always covered with scales, of which some are often 

 conical or spinose. The head is not plated. The skin of the 

 head quite free from the bones of the skull. 



Endo-skekton. 



Skull not much depressed, strongly ossified. Premaxillary 

 single. Nasals distinct. Frontal single. Parietal single. Post- 

 orbital arch present. Postfronto-squamosal arch present. Ptery- 

 goids widely separated, without teeth. A columella cranii and 

 OS transversum. Mandible. 



Teeth acrodont, usually of three kinds, viz., incisors, canines 

 and molars. 



Limb-arches well-developed. Clavicle not dilated. Interclavicle 

 T-shaped or anchor-shaped, frequently small. Sternum usually 

 presents two fontanelles. Bones of limbs including those of 

 digits, well developed. 



Mode of reproduction. — Ovipai'ous. 



Amphibolurus, Wagler. 



Tympanum distinct. Body more or less depressed. Dorsal 

 crest absent or feebly developed. No gular sac ; a strong 

 transverse gular fold. Tail round or feebly compressed, 

 Prseanal and femoral pores. 



Australia. 



Amphibolurus adelaidensis. Gray. 



Grammatophora angulifera, var. 2, Gray, Cat., p. 253. 



Grammatophora nmricata, var. adelaidetisis, Gray in Grey's 

 Trav. Austr. ii., p. 439. 



Grammatophora adelaidensis, Gray, Zool. Erebus and Terror 

 Rept., pi. xviii., fig. 2. 



Description. — " Habit stout. Head short ; snout nearly as 

 long as the diameter of the orbit ; nostril equally distant from 



