386 Proceedings. 



scooping out of the valley of tlie Dillon, and gave instances to sliow that the 

 rapidity of the destruction of mountain ranges and the excavation of valleys 

 was much undeiTated. The cutting through of a very slender mountain 

 ridge or col was frequently the cause of changing the whole drainage system, 

 throwing immense bodies of ice in a new direction, and comjiletely cutting off 

 the supply from former valley channels. He thought, in every case, that 

 the glaciers thus cut off from supply had remained in the lower part of the 

 valley till an immense quantity of shingle had passed over them, and on 

 melting left the deep lake hollows. The cutting through of cols was the 

 origin of most of the lower passes. 



Sixth Meeting. Mth November, 1873. 



Charles Knight, F.KC.S., President, in the chair. 



About fifteen members were present. 



New members. — H. Eustace Brandon, J. D. Baird, C.E., Charles Godfrey 

 Knight. 



Mr. J. C. Crawford, F.G.S., was chosen to vote in the election of the Board 

 of Governors for the ensuing year, in accordance with Clause 7 of the New 

 Zealand Institute Act. 



The nomination for the election of Honorary Members of the New Zealand 

 Institute was made in accordance with Statute IV. 



1. " Descriptions of some New Zealand Lichens, collected by John 

 Buchanan in the Province of Wellington," by James Stirton, M.D. Glasgow; 

 communicated by John Buchanan. {Transactions^ p. 235). 



Seventh Meeting. \Qth January, 1874. 



Charles Knight, F.R.C.S., President, in the chair. 



New members.- — W. H. Jones, Charles Hepburn Eobson, James Nelson 

 Williams, Geoi-ge Henry Davies, William Brown. 



1 . " Notes on a Visit to White Island, in the course of a trip made in 

 H.M.S. 'Basilisk,'" by the Bev. William Sewell, M.A. 



(abstract.) 



The author's party landed, with some difficulty, at the only entrance to the 

 hot sulphur springs. After going some way they reached the great central 

 lake, which appeared to be some 700 yards or more in circumference. He 



