[ 288 ] 



pletely than any other writer had done, all the? 

 known fpecies of migrating birds, whether exotic, 

 or indigenous to Sweden. He gives a lift of all 

 fuch as are mentioned in the writings of Catejbyy 

 KleWy and HaJJelquifi but the moft confiderable 

 part of his trad: is employed in a methodical enu- 

 meration of the indigenous birds of Sweden^ under 

 each of which he mentions, as fully as is yet pof- 

 fible, the particular times of their feveral migra- 

 tions, the places whither they refort, their food, 

 and interfperfes many other remarks, equally 

 curious and fatisfa6l:ory to thofe who wifh for in- 

 formation in this part of natural hiftory. 



AMGENITATES ACADEMICS. Vol. V, 

 1760. pp. 483. 



76. MORBI EXPEDITIONIS CLASSIC/E, I756. 



P. Bierchen. iJo^j. 



. The author of this tra(5l v/as phyfician to the 

 fleet of obfervation, which was fitted out in the 

 beginning of the lafl: war between E?tgland and 

 France^ by the Swedes, to adt in conjundion with 

 the Danes, in the north fea. The Swedtjh fqua- 

 dron confifted of eight fhips of the line, befides 

 frigates. When M. Bierchen took his appoint- 

 ment in Augufty he found not fewer than 1900 men 

 on the Tick lift 5 and that the principal difeafes 

 were Fluxes, Fevers, and the Scurvy. The firft 

 were attended with great pain in the bowels,, 

 extreme weaknefs, fever, and a very weak puife. 

 The Fevers were of that kind which has beea 



called 



