614 Wisconsin Academy of Sciences, Arts, and Letters . 
Collie, George D. 199. 
Color sense in spiders 231. 
Colymbus auritus 94; holboellii 94; 
nigricollis californicus 94. 
Commerce, crises in 370. 
Compsotblypis americana 142. 
Conanicut is., R. I., geology of 199. 
Constitution, of Academy 577, 591; 
of Wisconsin, rejection and rati¬ 
fication of 174. 
Contopus borealis 118; virens 118. 
Copepoda in lake Mendota 443. 
Coregonus artedi sisco 232. 
Corethra, larva of 476. 
Corruption, political 262. 
Corvus americanus 120; corax sin- 
uatus 120. 
Council of Academy 562. 
Crayfish, anatomy of heart 327. 
Crises, relation of economic to er¬ 
roneous and defective legislation 
370. 
Crustacea, dredge for 423; estima¬ 
tion of plankton 432; new species 
15; vertical distribution in lake 
Mendota 421. 
Crymophilus fulicarius 101. 
Culver, G. E. 19, 339. 
Cyanocitta cristata 120. 
Cyclops brevispinosus 440, 457; 
leuckarti 440, 457; pulchellus 
440, 457. 
Dafila acuta 97. 
Daphnia hyalina 440, 466; kahlen- 
bergiensis 476; pulex pulicaria 
440, 469. 
Delis of the Wisconsin, origin of 556. 
Dendragapus canadensis 105. 
Dendroica sestiva 143; blackburnise 
147; cserulea 145; cserulescens 
144; castanea 146, 147; coronata 
113, 114, 140, 142, 144, 146, 148; 
discolor 148; dominica albilora 
147; kirtlandi 148; maculosa 141, 
145, 150; palmarum 148; pennsyl- 
vanica 138, 143, 144, 145; striata 
141, 142, 146, 147; tigrina 143; 
vigorsii 148; virens 144,147. 
Dendryphantes capitatus 247, 248; 
elegans 248. 
Diaphanosoma brachyurum 475. 
Diaptomus birgei, n. sp. 16; gracilis 
17; graciloides 16; mississippi- 
ensis, n. sp 15; oregonensis 440, 
446. 
Dikes of Conanicut is., R. I. 227. 
Distribution, geographical, of birds 
73, of Fungi 69, of Hepaticse 70, 
of Phanerogamia and Pterido- 
phyta 510, Sphagna 66; vertical, 
of Crustacea in lake Mendota 421. 
Dolichonyx oryzivorus 121. 
Dolomedes 236; fimbriatus 233; sex- 
punctatus 231; tenebrosus 237. 
Dredge for collecting Crustacea 423. 
Drift materials 19, 351, 485. 
Dryobates pubescens 111, 112, 113, 
114; villosus 111, 114. 
Ectopistes migratorius 106. 
Elanoides forficatus 107. 
Elections, reform laws for 262. 
Empidonax acadicus 120; flaviven- 
tris 118; minimus 119; pusillus 
traillii 120. 
Epeira prompta 240. 
Epiblemum scenicum 231, 235, 244, 
247. 
Ereunetes pusilla 102. 
Erismatura rubida 99. 
Erosion, by ice 339; and joints 556. 
Eskers of New Jersey 19 
Ethics, personal equation in 299. 
Falco columbarius 108; peregrinus 
anatum 108; sparverius 109. 
Faxon, Charles E. 73. 
Filuca americana 101. 
Flint, Albert S. 64. 
Fungi, parasitic, of Wisconsin val¬ 
ley 69. 
Galeoscoptes carolinensis 152. 
Gallinago delicata 101. 
Gallinula galatea 101. 
Geographical distribution, of birds 
73; of Hepaticse 70; of Phanero¬ 
gamia and Pteridophyta 510; 
of Sphagna 66. 
Geology of Conanicut is., R. 1.199; 
of dells of Wisconsin 556; gla¬ 
cial 19,339,485; of Sauk co., Wis. 
510. 
Geothlypis agilis 149; formosa 149; 
Philadelphia 150; trichas 149. 
Glacial geology 19, 339, 485. 
Glaucionetta clangula americana 
98; islandica 98. 
Glomeruli, number in cat’s kidney 
535. 
Government and banking 370. 
Granite of Conanicut is., R. I. 204. 
Gregory, Charles Noble 262. 
Grit of Conanicut is., R. I. 221. 
Grundtvig, F. L. 73. 
Grus americana 100; canadensis 
100 . 
Habia ludoviciana 133. 
Habrocestum splendens 244, 247. 
Hadden, Clarence B. 159. 
Haliseetus leucocephalus 108. 
Harder, H. P. 421. 
Harmonograph, an improved 61. 
