INDEX. 



Pinks, hares are particularly fond of them, as of parsley and 



birch, iii. 122. 



Pintada, or the Guinea-hen, its description ; different names 

 given to this bird ; its habits ; the eggs are speckled, iv. 

 155* 

 Pintail, a kind of duck, has the two middle feathers of the 



tail three inches longer than the rest, iv. 421. 

 Pipal, the Surinam toad, an extraordinary and hideous crea- 

 ture ; its description ; the young bred and hatched on its 

 back, v. 282. 

 Pipe-fish, cartilaginous and not thicker than a swan-quill ; its 



description, v. 107. 

 Pipes, conducting water, upon what principle they depend ; 



why those in London are extremely apt to burst, i. 160. 

 Pipe-worms, and other little animals, fix their habitations to 



the oysters' sides, and live in security, v. 237. 

 Pithekos, name given by the ancients to the ape properly so 



called, iii. 294. 

 Pivot, the razor-shell, its motion and habits; is allured by 



salt, v. 240. 



Plague, not well known whence it has beginning ; is propa- 

 gated by infection ; some countries, even in the midst of 

 Africa, never infected with it ; others generally visited by 

 it once a-year, as Egypt; not known in Nigritia; Numidia 

 it molests not once in a hundred years ; plague spread over 

 the world in 1346, after two years travelling from the great 

 kingdom of Cathay, north of China, to Europe ; the plague 

 desolated the city of London in 1665. Its contagious 

 steams produced spots on the walls; for this last age it has 

 abated its violence even in those countries where most 

 common, and why ; a plague affected trees and stones, i. 

 279. 

 Plaster (of Paris), finely powdered, boils and heaves in great 



waves, like water, i. 156. 



Planets, some of them exceed the earth a thousand times in 

 magnitude ; at first supposed to wander in the heavens 

 without fixed paths ; perform their circuits with great ex- 

 actness and strict regularity ; lesser planets attendants upon 

 some of the greater, i. 2. 



Plants, and vegetables, will not grow so fast in distilled as 

 undistilled water, i. 145. Smell of some so powerful as 

 hardly to be endured, 190. Plants, submarine, corals, and 

 other vegetables, covering the bottom of the sea, 247. Do 

 not vegetate in an exhausted receiver ; but thus ceasing to 

 vegetate, keep longer sweet than when exposed to external 

 air, 269. Their juices rarefied principally by the sun, to 

 give an escape to their imprisoned air, 288. A certain 

 plant in Ireland so strongly affected the person who beat it 

 in a mortar, and the physician present, that their hands 



