EXPLANATION OF PLATE XIX. 



Fig. 1. Chelonia dept■e^t«t,Gilrm?ii^. A young h|ieoiineii (No. 1) 

 from Port Dai'win, Nortli Australia, regarded 

 as just hatched. About natural size. 



Fig. 2. ('helonia dejjressa, Garnian. An older example 

 (specimen No. 5) from New (luinea? About 

 natural size. 



