I 
INDEX. 
In the following index, the numbers of the bulletins are indicated by Roman 
numerals, and the pages by Arabic. 
Where reference is made to an item relating to the food of a species or other 
group, an asterisk (*) has been placed after the page number; a dagger (f) has 
been used to indicate that the object has been eaten. 
A 
abacura, Farancia, Y, 32. 
Abastor, V, 29, 32. 
erythrogrammus, V, 32. 
Abbott, C. C., Observations on Birds, 
IY, 20. 
Observations on Fishes, II, 71, YI, 
66 . 
abbreviatus, Gryllus, III, 110f, 138f. 
abortiva, Chloealtis, I, 61.- 
Academy of Sciences, Chicago, V, 4. 
acadica, Nyctale, IY, 187. 
acadicus, Empidonax, IY, 184. 
Acanthopteri, II, 38, III, 20*, 21*, 31f, 
35f, 43f, 59f, 60f, 63f, 67*, 78, 
YI, 65*. 
Acaulon, II, 18. 
Accipiter, IY, 189. 
cooperi, IV, 189. 
fuscus, IV, 189. 
Accipitres, IY, 188. 
accipitrinus, Asio, IV, 187. 
Acephala, III, 51f, 55f, 64f. 
Acer, I, 27, 30, 31. 
dasycarpum, I, 29, II, 4. 
pennsylvanicum, II, 14. 
saccharinum, I, 29. 
acerifoliae, Siphonophora, II, 4. 
aceris, Aphis, II, 14. 
aceroides, Negundo, II, 10. 
Acipenser, I, 51, II, 69. 
maculosus, I, 51, II, 69. 
rubicundus, I, 51, II, 69. 
Acipenseridae, I, 51, II, 69. 
Acolium, II, 33. 
Acorns, III, 119f, 127+. 
Acrida brevicornis, I, 61. 
Acrididae, I, 61, III, 105f, 117f, 126f, 
142f, 148f, VI, 25f, 27f, 88f. 
Acridinae, I, 61. 
Acridini, I, 66. 
Acridium ambiguum, I, 69. 
americanum, I, 69. 
damnificum, I, 69. 
differentiale, I, 68. 
emarginatum, I, 69. 
ensicornu, I, 61. 
hemipterum, I, 62. 
marginatum, I, 62. 
phoenicopterum, I, 66. 
rubiginosum, I, 69. 
rusticum, I, 69. 
sordidum, I, 64. 
spretum, I, 68. 
sulphureum, I, 63. 
tuberculatum, I, 66. 
verruculatum, I, 64. / 
virginianum, I, 62. 
xanthopterum, I, 63. 
Acris, V, 18. 
gryllus, var. crepitans, V, 18. 
var. gryllus, V, 18. 
Acroperus, YI, 72f. 
leucocephalus, YI, 84f. 
Acrospores of Dematiei, III, 158f. 
of Fungi, III, 155f, 156f, 158f, 169f. 
Acrydium carolinum, I, 64. 
