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REVIEWS. 219 
has undertaken the critical determination and description of the petrifac- 
tions of the recently discovered Faxe-limestone in Scan — while 
Dr. Tórnkrist has studied the geological structure and chronol 
layer in Scandinavia, and of its rare and highly enigmatical fossil remains, 
closes this very creditable series of scientific contributions published by 
our sister University. 
Among the papers published in the ‘‘Botaniske Notiser,” 1867 and ’68 
(edited by Prof. Th. Fries, at Upsala), I must cite Prof. Andersson's, on 
abies should be onere noticed by botanists and cep EHE 
n every volume of this highly esteemed journal, a complete annual list 
* given of all eie papers published in Sweden, Norway and Den 
waa 
hot but believe that Prof. Erdmann’s synopsis of the results arrived at, 
and the researches carried out in Sweden, must be of great importance 
the geologists of all northern countries where similar a occur. 
The topic of “The Glacial Epoch in Northern Europe” has also been 
! treated of in a more popular manner by Dr. Paykull, in a ane ie mph- 
et. 
9f the Royal Society of Géteborg). Though the fourth part had been 
Printed as early as 1863, it was not, I believe, circulated before the last 
year, and I shall therefore gin» a review of the differe 
: arine Mol 
nt chapters: “a List 
llusca observed in the brackish water of Géteborg, and in 
_ the estuary of the Góta-elf;" “a Monograph of the Syrphici (a family of 

