I. Second and third vertebrals more broad than long, 

 as broad as the costals; nuchal shield one time 

 and one fourth as long as broad; intergular one 

 time and two thirds the length of the suture 



between the pectorals 2. C. siebenrocki p. 316. 



II. Second and third vertebrals more long than broad, 

 narrower than the costals ; nuchal shield as long 

 as broad or a little more broad than long; inter- 

 gular as long as or slightly longer than the 



suture between the pectorals 3. C. oblonga p. 316. 



I. Chelodina novae-guineae Blgr. 



Chelodina novae-guineae, Boulenger, Ann. Mus. Civ. Genova (2) VI 1888, p. 450 



Cat. Chel. 1889, p. 215 pi. 5 6. 

 Chelodina novae-guineae, Siebenrock, Zool. Jahrb. Suppl. X 1909, p. 571. 



Carapace oval, broadest behind, with a slight vertebral 

 depression in large specimens. Nuchal large, about one time 



Fig. 121. Chelodina novae-guineae Blgr. Specimen of 104 mm. length. 



and a half as long as broad; first vertebral narrower than 

 second; second and third more broad than long and broader 

 than the costals, fourth smallest; dorsal shields vermiculated, 

 with radiating striae in the young. Plastron not very large, 



