268 CYSTIGNATHID 2%, 
compressed, generally shovel-shaped. Outer metatarsals united. 
Omosternum cartilaginous ; sternum a cartilaginous plate. Diapo- 
physes of sacral vertebra slightly dilated. 
Australia. 
Synopsis of the Species. 
I. Toes entirely webbed ; tympanum indistinct. 
Rgmene Entire; xi i2 Salhe eee ahs be 1. platycephalus, p. 268. 
II. Toes not more than half webbed ; tympanum very distinct. 
1. Inner metatarsal tubercle large, shovel-shaped; no outer 
tubercle. 
Tongue subcircular; nostril equally dis- 
tant from the eye and the tip of the 
snout ; toes hardly one-third webbed. . 
Tongue elliptic; nostril a little nearer 
the tip of the snout than the eye ; toes 
Moc Mae We DDEM Mac: iii. Beene dee 3. brevipes, p. 269. 
Head large; snout twice as long as the 
greatest orbital diameter; toes nearly 
abe We Ded. | tal ees. ald. wes oe eee 4, australis, p. 269. 
Head moderate; snout not twice as long 
as the greatest orbital diameter ; toes 
Mplbawebbed. tase. tit Sls eae eo ulss 5. alboguttatus, p. 270. 
NS) 
2. brevipalmatus, p. 269. 
2. Two metatarsal tubercles, the inner small, but little larger 
than the outer. 
Tympanum close to the eye .......... 6. inermis, p. 271. 
1. Chiroleptes platycephalus, (Prarn XVII. fig. 4.) 
Chiroleptes platycephalus, Gitinth. Ann. § Mag. N. H. (4) xi. p. 850. 
Tongue subcircular, entire. Vomerine teeth in two groups be- 
tween the choanze. Head large; snout rounded, nearly twice as 
long as the orbital diameter ; nostril equally distant from the eye and 
the tip of the snout ; interorbital space broader than the upper eyelid ; 
tympanum indistinct, three fourths the diameter of the eye. Fingers 
moderate, first much longer than second ; toes short, entirely webbed ; 
subarticular tubercles very small; inner metatarsal tubercle strong, 
shovel-like; a flat, rather indistinct outer metatarsal tubercle. The 
hind limb being carried forwards along the body, the tibio-tarsal 
articulation reaches the tympanum. A few small tubercles on the 
back; belly minutely granular. . Uniform greenish olive above; 
throat with a few small greenish spots. 
Fort Bourke, Australia. 
a. Q. Fort Bourke. Sydney Mus. (Type.) 
