256 NATURAL SCIENCE. ^ April, 1893. 



continents and ocean basins, and is strongly inclined towads the view 

 that in the main they are permanent. 



In the Geogyaphical Jouynal for March, Dr. Hugh Robert Mill has 

 a short paper on the Permanence of Ocean Basins. 



In the Journal of Botany for March, Miss Barton makes progress 

 with her " Provisional List of Marine Algae of the Cape of Good 

 Hope," and there is a paper by E. D. Marquand on the " Mosses of 

 Guernsey." 



There is a portrait and an interesting and full account of the 

 career of Frederick Courteney Selous, the Nimrod of South Africa, 

 in the March number of the Review of Reviews. The thirteen pages 

 devoted to Mr. Selous bristle with adventures, and form altogether an 

 instructive and readable record of the dangers and excitements of 

 hunting big game. Mr. Selous is more than a hunter, for he has 

 many times enriched the national collection with rare or new beasts ; 

 some of his most stirring experiences are illustrated in the article. 



We learn from a telegram received from Berlin on the 15th inst. 

 that Dr. Stuhlman, one of Emin Pasha's late companions, has arrived 

 at that place. He has brought with him two female dwarfs from the 

 Upper Ituri district of Central Africa, who will be examined scientifi- 

 cally by Professor Virchow. The telegram, however, does not 

 contain any news of Emin. 



Miss Agnes Crane informs us that the fifteen-spined sticklebacks 

 (Gasierosteiis spinachia) have just commenced their annual nest-building 

 in the Brighton Aquarium. 



Messrs. L. Reeve & Co. have in preparation a new work on 

 the British Aculeate Hymenoptera from the pen of Mr. Edward 

 Saunders, uniform with the same author's work on the Hemiptera 

 Heteroptera just completed, and noticed in our last number. 



On March 16, at a meeting of the Royal Society, Professor 

 Rudolf Virchow delivered the Croonian Lecture, taking for his subject 

 " The Position of Pathology among the Biological Sciences." 



