232 CHELYDID®. 
3. Emydura albertisii. 
Emydura albertisii, Bouleng. Ann. Mus. Genova, (2) vi. p. 449 (1888). 
Carapace oval, obtusely keeled in the male, convex and very 
rugose in the female; the depth of the shell contained twice and a 
half in its Jength. Front lobe of plastron obtusely acuminate. No 
trace of barbels. Otherwise as in ,. macquarie and kreff tii. 
Carapace blackish brown, plastron bright yellow; an olive band on 
the bridge bordered on each side by a more or less distinct festooned 
brown band: soft parts dark brown ; a bright yellow band from the 
nostrils to above the ear, passing on the upper eyelid; a yellow 
band on the upper jaw and another on the lower. 
Length of shell 16 centim. 
S.E. New Guinea. 
4. Emydura subglobosa. 
Euchelymys subglobosa, Arefft, Ann. Mus. Genova, viii. p. 390 
(1876) ; Peters § Doria, Ann. Mus. Genova, xiii. p. 3283 (1878). 
Emydura subglobosa, Bouleng. Ann. Mus. Genova, (2) vi. p. 450 
(1888). 
Shell very convex, a little more than twice as long as deep, oval, 
rugose, with a linear vertebral groove; nuchal well developed. 
Plastron three times as long as the width of the bridge, front lobe 
broadly truncate anteriorly ; intergular shield large, a “Tittle longer 
than broad, much larger than the eulars. A pair of small barbels. 
Brown above, yellow inferiorly; soft parts brown; a yellow band 
from the end of the snout to above the ear, passing through the eye ; 
a yellow band on the upper jaw and another on the lower. 
Length of shell 22 centim. 
S.E. New Guinea. 
5. Emydura australis. 
Hydraspis australis, Gray, in Grey, Trav. Austr. ii. p. 445, pl. vi. 
(1841). 
Chelymys macquaria, part., Gray, Cat. Tort. p. 42 (1844), and Sh. 
Rept. i. p- 07 (1854). : 
macquaria, Gray, App. Cat. Sh. Rept. p. 20 (1872). 
Shell convex, tectiform, twice and one third as long as deep, 
expanded posteriorly ; nuchal well developed. Plastron not three 
times as long as the width of the bridge, front lobe rounded ; inter- 
gular shield not twice as long as broad, larger than the gulars. No 
barbels ; lower jaw very strong, its diameter at the symphysis con- 
siderably greater than the diameter of the orbit. Dark brown 
above, yellowish inferiorly. 
Length of shell 14 centim. 
a. 9, stfid. W. Australia ?’ J. Gould, Esq. [P.]. (Type.) 
