298 INDEX. 



ease ; this animal one of those formerly worshipped by the 

 Egyptians, iii. 90. 



Ichneumon (fly), its weapons of defence ; flies of this tribe 

 owe their birth to the destruction of some other insect, 

 within whose body they have been deposited, and upon 

 whose vitals they have preyed, till they came to maturity ; 

 of all others the most formidable to insects of various kinds ; 

 it makes the body of the caterpillar the place for deposit- 

 ing its eggs ; the tribe is not the caterpillar's offspring, as 

 was supposed, but its murderers ; description ; whence its 

 name ; fears not the wasp, and plunders its habitations ; 

 various appetites of the various kinds of this fly ; the 

 millions of insects this fly kills in a summer inconceivable, 

 vi. 129. 



Ichneumon, a root the Indians believe an antidote for the bite 

 of the asp or the viper, iii. 92. 



Jean-le-Blanc, a kind of eagle ; its distinctive marks, iv. 79. 



Jerboa, a singular quadruped, described, iii. 410. 



Jerusalem, the kingdom of, with most of the cities of Syria, 

 destroyed by an earthquake, i. 96. 



Jester, in England, as late as the times of King James I. the 

 court was furnished with a jester, ii. 105. 



Ignis-fatuus, or wandering fire, i. 322. 



Iguana, description of this animal ; its flesh the greatest deli- 

 cacy of Africa and America ; its food ; in what manner it 

 is taken, v. 315. 



Ilex, the berry-bearing ilex. See Kermes. 



Imagination, by day, as well as by night, always employed, 

 ii. 15. Very remarkable instances of its power in women, 

 99. 



Impaling, in some courts of the more barbarous princes of 

 India they employ the elephant to impale the criminals on 

 its enormous tusks, iii. 353. 



Impregnation, the hare, though already impregnated, admits 

 the male, and receives a second impregnation, iii. 120. 

 In what manner the sea and garden snails impregnate each 

 other respectively, v. 215. The bivalve shell-fish require 

 no assistance from each other towards impregnation, 231. 

 Frogs impregnated without any apparent instruments of 

 generation, an object of inquiry ; continues in great obscu- 

 rity ; experiments made to this purpose, 259. 



Incas, father Acosta, and Garcilasso de la Vega, have seen 

 the bodies of several incas perfectly preserved from corrup- 

 tion, ii. 122. 



India (East), in the warm countries of India the women are 

 marriageable at nine or ten, and the men at twelve or thir- 

 teen, i. 403. Description of the islands that lie scattered 

 in the Indian Ocean ; over all India children arrive sooner 

 at maturity than in Europe ; they often marry, and con- 



