LIZARDS. 103 



Pale brown, with broad rather irregular yellow cross bands ; 

 scales rather rugose ; interparietal plate 6-sided, longer than broad. 



a—c. Stuffed. W. Australia. From Mr. Gould's collection. 



d—f. Stuffed. Western Australia. 



(J. In spirits, not good state. W. Australia. Presented by Capt. 



P. P. King, E. N. 

 h. In spirits. Houtman's Abrolhos. From Mr. Gilbert s collec- 

 tion. 



The Spinose Stump-tail. Trachydosaurus asper, Gray^ 

 Zool. Erebus and Terror, Rept. t. T. rugosus, Graij, Grey's 



Trav. Aust. ii. 428. 



Interparietal plate 6-sided, as broad as long ; scales very ru- 

 gose ; dark brown, with yellow tips to some of the scales of the 

 back and sides in the young, of the sides only in the adult. 



rt_c. Adult, stuffed. Adelaide, W.Australia. Presented by C. 



D. E. Fortnum, Esq. 

 d. Half-grown, stuffed. Adelaide, W. Australia. Presented by 



C. D. E. Fortnum, Esq. 



32. Cyclodus, Wagler. Tiliqua, part, Fitz. 



Head square, rounded in front, head-shields thick, rather ru- 

 gose. Nasal ovate, trigonal, rather anterior, contiguous. Nostril 

 central, with a curved groove behind. Internasal rhombic, fron- 

 tonasal 2, moderate, contiguous, frontal large, broad, frontoparie- 

 tal 2 large or 4 small, interparietal distinct. Occiput and temple 

 with polygonal shields. Orbit surrounded by a series of small 

 shields. Lower eyelid scaly. Ear oblong, partly hidden, with a 

 series of scales in front. Body fusiform, thick, elongate. Scales 

 of the back 6-sided, rather convex, slightly rugose, with very ob- 

 scure diverging central grooves, of the under side thinner, smooth. 

 Limbs 4, short, strong. Toes 5-5, short, cylindrical, subequal. 

 Claws short, thick. Tail subcylindrical, tapering, half the length 

 of tbe body, covered with rather thicker scales than the back, with 

 a central series of broad scales beneath. 



The Giant Cyclodus. Cyclodus gigas. Scincus gigas, 

 Bodd. N. Act. Cur. vii. 5. Schn. Amph. 202. Daud. Rept. iv. 244. 

 Tiliqua Whitii, Gray, Griffith, A. K. ix. 158. Ann. N. H. ii. 288. 

 Lacerta scincoides, Shaiv, Zool. t. 81. Nat. Misc. t. 179. White, 

 Jour. 242, t. 30. S. crotaphomelas, Lacep. Ann. Mus. iv. 192. 

 S. tubercatus, Merr. Tent. 73. Cyclodus flavigularis, Wagler, Ic. 

 t. 6. Keneux de Boddaert, Coct. Tab. C. Boddcertii, Dum. et 

 Bib. E. G. V. 752. 



Ears toothed ; face with a groove over the labial ; internasal 

 shield broad, frontal long ; temporal plate neair the eye much lar- 

 ger than the rest ; brown, darker on the sides, w^ith a dark streak 

 before the orbit ; sides with 9 or 10 rather oblique cross bands. 



