NELLY DE ROOY. REPTILES. 



149 



Fam. Carettochelyidae. 



43. Carettochelys insculpta Ramsay. 



Boulenger, Transact. Zool. Soc. XX 1914, p. 253, pi. 28 fig. 1. 

 de Rooy, Indo-Austr. Rept. I 1915, p. 322, fig. 102b., 123—125. 



Merauke 1904, 1 spec. 



Lorentz River 1907, 4 spec. 



Héron River 1907, some eggs. 



Bivak Island 1909, 1 new-born spec. 



Lorentz River 1909, 1 .very young spec. and 3 large spec. 



Bivak Island 19 12, 1 young spec. and 1 carapax. 



Of this rare and interesting species the various Dutch expéditions to S.W. New Guinea 

 captured a remarkably beautiful séries, containing eggs, a spécimen that has just left the egg, 



è. 



Fig. 8. Carettochelys insculpta Ramsay. 

 a. Spécimen of 455 mm. length; b. younger spécimen. 



young spécimens of différent length and adult ones. The largest has a length of the shell 

 of 455 mm. Its carapace shows an obtuse keel on the posterior part (fig. 8a). A younger 

 spécimen has a rather sharp and strong dorsal keel over the whole of the carapace (fig. 8è). 

 A young spécimen of 206 mm. length from Bivak Island 19 12 is also strongly keeled and 

 Nova Guinea XIII. Zoologie. 20 



