C 364 ] 



feen two feet long, and fends forth a cry fomewhat 

 like that of the young of the Duck kind, but more 

 acute and clear. It is defcribed and figured by 

 Mr. EUis^ in the Phil, Tranf. vol. Ivi. p. 189. 



143. Metamorphosis Humana. J, A, Wadftrom, 

 1767. 



An ingenious and elaborate diflertation on the 

 changes which the human fyftem undergoes in the 

 feveral ftages of life, from the birth to extreme old- 

 age, divided into twelve periods. Under each ofthefe, 

 Man is confidered, with refped to all thofe changes 

 which fucceed each other, in the ftrudlure and dif- 

 charge of the feveral functions of the body ; 

 or othcrwife, both anatomically and phyfiologi- 

 cally ; with refped: to the difeafes of each ftage \ 

 and finally, he is throughout contemplated in re- 

 gard to the powers of the mind, the afFedions, 

 and the paflions. 



, This detailed view is fucceeded by tables, in 

 which, under the fame periods, is delineated the 

 different temperature of the body-, the different 

 degrees of mufcular ilrength ; the powers of mo- 

 tion ; the appetites \ affetlions pafTions the ex- 

 ercife of the mental faculties, and their aptitude 

 to works of genius, fcience, and judgment; the 

 powers of fpcech and oratory •, and the whole 

 clofes with a Scala JEtatum^ containing all the 

 tables brought together, and fcicntifically oppofed 

 to each other. This paper is clofely conne6led 

 with, and properly accompanies, the Senium Salo- 

 mpneumy N* 90, and the Di^ta jEtatum^ N* 129. 



144. CURA 



