BY J. DOUGLAS OGILBY. 81 
MEASUREMENTS IN MILLIMETERS. 
Width of carapace ue ue ots ¥. an 160 
Length of plastron ate os - ae ss 165 
Width of plastron x6 se Ns ie Si 85 
Length of head .. ye a sii = =e 78 
Width of head a - 5 vs on 43 
In addition to the shortness of the symphysis of the 
lower jaw referred to by Dr. Werner, it should be noted that 
while in Chelodina nove-guinee the intergular shield is three 
times as long as the suture between the pectoral shields, in this 
species it is only 14 time as long as the same. 
8a. EMYDURA KREFFTII. 
Chelymys krefftii, Gray, Ann. & Mag. Nat. Hist., (5) viii. 1871, p. 366, 
Burnett River, Queen-lend. and Proc. ZoGl. Svc., 1872, p. 5°G. pl. xxvis'. 
Ohelymys victorie, part., Gray, Proc. Zool. Soc., 1872, p. 596, fig. 2 
(woodcut on p. 507). 
Emudira kreffii, Boulenger, Catal. Chelon., p. 230, 1889; Werner, 
Verh. Zéol.-bot. Ges. Wien, 1901, p. 603. 
KREFFv’s Mun Torrotse. 
Carapace more or less depressed, the depth of the shell 
2? to 3 in its length, little expanded and not or but feebly 
serrated posteriorly, the sculpture and vertebral groove 
similar to that of Hmydura macquari, as also are the shape 
and size of the intergular shield. No mental barbels.  Car- 
apace olive or olive brown, plastron yellowish green ; a yel- 
low band from the eye to the ear. (Named for Gerald 
Krefft, then Curator of the Australian Museum, Sydney). 
Length to 10 inches. 
Queensland ; Dutch New Guinea. 
Type in the South Kensington Museum. 
