t 3*6 ] 
CRITICAL WRITINGS 
ON 
SOME SEPARATE PARTS 
OF THE 
LINN^EAN SYSTEM OF NATURE. 
C. G. Ludwig Observationes in Methodum Sexalem Linn.*i, 
Progr. Lips. 1739, in eight quarto pages. Reprinted in J. J. Reich ard’s 
Sylloge Opusculorura Botanicorum, part i. Frankfort , 1742, o&avo. 
C. A. a Bergen, utri Systematum, an Tournefortiano, an Lin- 
NvEano potiores partes deferendas, Progr. Frankofurt ad Viadr, 1742, 
eight pages, quarto. 
J. Th. Klein Summa dubiorum Circa Classes Quadrupedum et 
Amphibiorum in Carol. Linn^i Systemate Naturze, See. Lips. 
1743, fifty-six pages, quarto. 
J. S. Poppowitz, professor of the German language at Vienna, De- 
monstration that the LinnjEan system is useless. See his researches 
respe&ing 
