72 - Scientific Intelligence. 
idx. The Introduction states that the highest peak of the island, 
although the island is 90 miles by 50 in area, there are no P| 
irds or mammals living on the island, and but a single shore-bird, 
nor. 
20. COhemisch-genetische Beobachtunyen waber Dolomvit, (mit be- 
sonderer Beriicksichtigung der Dolomit-V orkomnisse ost- 
Dr. C R 
clter are given, em racing a considerable number of analy- 
ses. The authors reach the following conclusions, confirming i 
part the results of some earlier authors. is 
1.) A large number of extensive strata of limestone, weakly 
dolomitic, have been deposited immediately through the instrumen- : 
tality of organic life in the ocean. 
(2.) Some minor occurrences of normal dolomite are due to ae - 
quent metamorphosis, through the introduction of carbonate of : 
= : 
magnesi 
. On the Dr. F. fk 
chemical examination of the Pittsburg meteorite yielded the fol- 
