8. ELSEYA. 235 
1. Elseya dentata. 
Chelymys dentata, Gray, Ann. § Mag. N. H. (4) xii. pp. 98 & 246 
(1863). 
Podocnemis ? dentata, Strauch, Verth. Schildkr. p. 104 (1865). 
Elseya dentata, Gray, Ann. § Mag. N. H. (4) xx. p. 44 (1867), and 
URE p- 76 (1870), and App. p. 23 (1872), and Proce. Zool. Soc. 
1872, p. 513, fig. 5 
—— intermedia, Gray, App. p. 23, and Proe, Zool. Soc, 1872, p. 512. 
Carapace more or less depressed, kecled in the young; posterior 
margin strongly serrated in the young, feebly in the adult ; shields 
nearly smooth. Plastron large, front lobe rounded or subacu- 
minate, hind lobe strongly notched; the width of the bridge is 
contained twice and two thirds to thrice in the length of the 
plastron; intergular shield narrow, more than twice as long as 
broad. Head rather large, with the skin closely adhering to the 
skull; snout prominent; a pair of well-developed barbels; the 
width of the lower jaw at the symphysis equals the diameter of the 
orbit ; upper surface of neck with small tubercles. Limbs very 
broadly webbed, strongly fringed on the outer side; anterior 
surface of fore imb with several transverse lamelle. Carapace dark 
brown above, yellowish or brown inferiorly ; soft parts olive. 
Length of shell 27 centim. 
North Australia. 
a,b. Hgr. & yg., Upper Victoria River, N.W. J.R.Elsey,Ksq. [P.]. 
shells. Australia. (Types.) 
ec. 9, shell. Upper Victoria River, N.W. (Type of £. mter- 
Australia. media. ) 
d,e. § &her., spir. Gayndah. Museum Godeffroy. 
f. Ad., skel. Gayndah. Museum Godeftroy. 
