sive, a layer of dry earth an inch thick should be used every few 
days to the bottom of the cage. The feeding cup should be 
placed outside the wire, so that the vessel may not be upset. 
The Echidna swims very well when put into water. A specimen 
of Echidna setosa (an albino) has been recently presented to the 
Museum by Baron Yon Mueller. 
The observations of Dr. Bennett, and of his son, Mr. Ben- 
nett, of the *Lands Department, at Toowoomba, have done much 
to explain the mode of life of the Platypus. 
The Platypus and Echidna being intermediate in their 
anatomy between birds and mammals, and the only surviving 
animals in this group, the particulars of their mode or generation 
are especially interesting to naturalists. 
By Authoritj": James C. Beal, Government Printer, William street, Brisbane. 
