SOO APPENDIX. 



lateral, medial. Throat lax, with a shght cross fold behind. The 

 sides of the neck unarmed. Nape and back with a crest of low 

 angular distant scales. Body compressed, with rings of rather 

 small rhombic keeled rough uniform scales placed in cross rings ; 

 of the belly rather larger, obliquely keeled ; of the limbs larger. 

 Tail elongated, tapering, rather compressed, with keeled scales, 

 those of the under sides rather truncated, the keel of the scales 

 of the end forming ridges, the upper surface slightly keeled, sub- 

 dentated. Toes 5-5, moderate, unequal. Femoral and preanal 

 pores none. 



The Chelosania. Chelosania brtinnea. 

 Pale brown, rather paler beneath. 

 Inhab. W. Australia. 



GiNDALiA, Gray. 



Head moderate, subquadrangular, covered with regular keeled 

 scales, of the occiput rather smaller. Face-ridge rather angular, 

 edged with small scales. Parotids rather swollen, with a ridge 

 of rather larger conical scales over the ears above. Nostrils la- 

 teral, medial. Throat rather lax, with a cross fold behind. Nape 

 and back rounded, not crested. Scales of the back equal, rhom- 

 bic, keeled, placed in longitudinal series ; on the sides smaller, but 

 with the keels forming rather ascending ridges ; of the belly 

 similar, in longitudinal series, with the keels sharp and rather 

 produced at the tip. The tail round, tapering, with imbricate 

 rhombic scales, with the keels forming longitudinal ridges. Fe- 

 moral and preanal pores none Toes 5-5, unequal. 



GiXDALiA, Gray. 



The Gindalia. Gindalia Bennettii. 



Pale brown, rather paler beneath ; the scales of the back small, 

 sharply keeled, forming longituchnal ridges, which converge to- 

 gether just at the base of the tail towards the two upper ridges 

 formed by the keels of the scales of the tail ; of the limbs rather 

 larger. 



Inhab. N. W. coast of Australia. 



