SCIENTIFIC INDEX. 



A. 



Acarus American us, 197. 



Acer Saccharinum, 13, 73, 146, 215. 



Rubrum, 65, 146. 



Eriocarpon, 73. 



Striatum, 175. 

 Acheta Campestris, 296. 

 Acipenser Sturio, 170. 

 Acrydium Ornatum, 122, 185, 324. 



vEgeria ? 193,279. 



JEshna ? 310, 333. 



Agaricus Campestris, 189. 

 Agonum Cupripenne, 334. 

 Agrion Virginica, 137. 



PueUa, 250. 



? 250. 



Agrostis Vulgaris, 234, 245. 

 Alauda Magna, 120. 

 Alcedo Alcyon, 117. 

 Allium Vincale, 115. 

 Alypia Octomaculata, 261. 

 Ammophila Sabulosa, 276. 

 Ampelis Americana, 212. 

 Anadonta? 76. 

 Arias Clangula, 54. 



Canadensis, 76, 317. 

 Sponsa, 310. 

 Obscura, 310. 



Angerona Sospeta, 194, 249. 

 Anoplis Rusticonun, 232. 

 Antilope Furcifer, 22. 

 Aphis Lanata, 299, 342. 

 Apis Centuncularis, 324. 

 Arctia Isabella, 78, 174, 221, 308, 339. 

 Virgo, 223, 245, 259. 



Arctomys Monax, 121. 



Ardea Minor, 275. 



Argynnis Aphrodite, 228, 261. 



Cybele, 261. 

 Arum Atropurpureum, 210. 



Maculatum, 210. 

 Arvicola Pennsylvanicus, 32, 127. 



Zibethicus, 44. 



Hudsonius? 355. 

 Asclepias Syriaca, 255, 258. 



Incarnata, 259. 



B. 



Betula Papyracea, 16, 73, 140. 



Populifolia, 141. 

 Biston Hirtarius, 222. 

 Bittacomorpha Crassipes, 196. 

 Boletus Igniarius, 250. 

 Bolitophagus Cristatus, 251. 

 Bombus Terricola, 264. 

 Bombycidse, 221, 229. 

 Boreus Hyemalis, 51. 

 Brachynotus Bennettii, 78. 

 Bufo Cognatus, 265. 

 Buprestida3, 5, 224, 272, 354. 

 Byrrhus Varius, 107. 



C. 



Calosoma Calidum, 122, 150, 185, 307. 

 Calyptra Libatrix, 278. 

 Canis Nubilus, 34. 



Lupus, 34. 



Fulvus, 277. 

 Cantharis -? 355. 



