Natural History. — Fossil Bones'. 36j 



ptoms of the yellow fever; the most effectual remedies hi- 

 therto discovered for that disease; and the best preserva- 

 tives. 



2d, The Class of the Mathematical Sciences requires an 

 application of analytical calculation to political economy 

 in short and clear formula. 



In mechanics : a complete theory of the balance, and its 

 different forms : and for hydraulics, a plan of a canal, in 

 order to employ the water of any river in Portu2;al for wa- 

 tering the fields properly ; with an exact calculation of the 

 level. 



3d, The Class of Literature : a historv of the Portuguese 

 export trade from the foundation of the monarchy to the 

 present period. 



Also a philosophical grammar of the Portuguese lan- 

 guage. 



And in poetry : a tragedy and a comedy in verse or in 

 prose. 



In national jurisprudence : an account of the niiture and 

 political effect of the old Forxe, or laws of commerce. 



The common prize, which may be competed for by fo- 

 reigners in the languages of Europe most generally used, is 

 a gold medal of the value of .50,000 reis. The prize for the 

 philosophical grammar of the Portuguese language is double. 



ACADEMY OF SCIENCES AT COPENHAGE^f. 



On the 1st of March professor Bygge read in this society 

 a letter from lieutenant Von Ohlsen, employed in the astro- 

 nomical and geographical measurement of Iceland, contain- 

 ing an accurate description of the tv/o remarkable hot spring,* 

 in Iceland, the Gcisser and Stork, ihe latter of which broke 

 out in the year 17S'l, and spouted up to the height of 300 

 feet. 



LXIV. InieUlgcucc and Miscellaneous Articles. 



NATUUAL HISTORY. — FOSSIL BONES. 



v^oviEn his published in the Annals of the Museum of 

 Natural llist.iry some curious researelies in regard to the 

 Ahgalonix and Megatherium, two large fossil animals, of 

 the size of tlie ox and rhinoceros, no animals analogous to 

 which now exist. M. Cuvicr has determined the genus to 

 •.\hieh thev ought to be referred. 



