46 Dr. A. Giinther on Australian Reptiles and Fishes. 
distance of the ear from the snout ; toes very unequal in length. 
Nasals slightly in contact behind ‘the rostral ; central occipital 
not much larger than a preoccipital. Eyelid with a transparent 
disk ; ear-opening very small. Body surrounded by twenty-two 
series of scales ; ; sixty-seven scales in a series between the axils 
of the fore and hind limbs. Two large preeanal scales. A deep- 
black band, two scales broad, runs from behind the eye along 
each side to the root of the tail. 
South Australia. 54 inches long (Krefft, 47). 
_ 6, Lygosoma australis (Gray). 
Swan River, Cape York. 
7. Delma Fraseri (Gray). 
Champion Bay and Nicol Bay. 
8. Lialis Burton (Gray). 
Scales in seventeen rows. Swan River, Houtman’s Abrolhos. 
Var. with the ornamental colours very pel chin not dark- 
coloured. Champion Bay. 
9. Lialis punctulata (Gray). 
Scales in nineteen rows. Sydney, Port Essington. 
Var. bicatenata. Port Essington. 
Var. uniformly coloured. Sydney, Cape York. 
10. Rhodona punctata (Gray). 
Swan River. 
11. Rhodona Gerrardii, sp. n. 
Rhodona punctata, var. Gerrardii, Gray. 
Nasals slightly in contact with each other; upper labials 
six ; frontal triangular, thrice as large as the central occipital. 
Body surrounded by twenty-one longitudinal series of scales ; 
seventy-one scales in a longit. series between the axils of the 
fore and hind limbs. Two large preanal scales. Har-opening 
small, covered by scales. Fore limb very small, single-toed on 
one side, and with two toes on the other. Two toes behind, the 
outer more than twice as long as the inner. Body with three 
black longit. bands, one along the middle, and one on each side 
of the back. 
Swan River, Champion Bay. -5 inches long. 
The fore limb of Rhodona punctata is about as large as a scale, 
that of Rhedona Gerrardii equals the length of six seales; Rh. 
punctata has only one large central occipital, Rh. Gerrardii one 
central and a pair of preoccipitals. The eyelid has a transparent 
disk in the middle. 
