INDEX. 207 



PAGE 



Hard tissues, ...... 76 



Hair of animals, . . . . . _ .^ 93 



Horn, hoofs, quills, &c., . . . . . ;,..*,. 94 



Human blood, . . . . . . 94 



Hair of Dermestes, . . . . . , .: . ; 114 



Hippuric acid, . . . . . ; "'" - 172 



I. 



Importance of the microscope to zoology, . ' . 14 



Inorganic objects, . . . . . .67 



Illuminating lamp, ... ... 45, 52 



Iron pyrites, . . . . . 68 



Infusoria, classification of, . . . . . 81 



on procuring, . . . . .' ~ . 83 



to observe the structure of, . . *\ 85 



fossil, . . . . . 85 



Insects, antenna) of, . . . . . . 86 



eggs, . . . . 87 



elytra, . . . . . .88 



eyes, . . . . . \ '. t . 88 



feet, . . . . . . 89 



hairs, . . . . . 89 



mouths, &c., . . . . -...- 90 



parasitic, . . $'- :>,# . 90 



trachea, . . . . . . 91 



stings, ovipositors, &c., . . . .91 



internal anatomy of, . . . .123 



Injected papillae of skin, .... 99, 109 



preparations, .... . v -- 106 



Instruments for minute dissection, . . . .118 



Internal anatomy of insects, . 123 



Injecting materials, . >>* . . . 158, 161, 163 



Instrument for diagnosis of tumors, . . r*f ;-" 1^8 



Injection of the lymphatics, . . ' . . 167 



J. 

 Japanner's gold size, ..... 60 



