INDEX 



Bulrush zone, 237 

 Bur reed, Sparganum eurycarpum 

 Butter and eggs, Linaria vulgaris 

 Butter-cup, water, Ranunculus aquatilis 

 Butterflies, see Lepidoptera 

 Butterfly weed, Asdepias tuberosa 



Caboma, 103 



Cactus, Opuntia Rafinesquii 



Caddis fly: Leptocera, 175; net- 

 building, see Hydropsyche 



Caddis worm, Goer a, 169 



Calcite, 77 



Calumet stage of Lake Chicago, 82, 83 



Canadian period, 46, 47 



Canon Diablo, 23, 24 



Cardinal flower, Lobelia cardinalis 



Carrot, wild, Daucus carota 



Cassandra zone, 198 



Cat-tail, Typha 



Cat-tail zone, 238 



Caves, 10 



Cenozoic, 30, 31 



Chalcopyrite, 72 



Champlain Sea, 88 



Chalk, 71 



Chara ponds, 1 79 



Checkerberry, Gaultheria procumbens 



Cherry, ground, Phy sails 



Cheveril, Anthricus cerefolium 



Chicago: Lake, see Lake Chicago; 

 site of, 50, 52, 57, 64, 88 



Chickweed, Stellaria aquatica 



Chirotenetes siccus May-fly, 289 



Chlorite, 71 



Cicada, see Hemiptera 



Cicely, sweet, Osmorhiza Claytoni 



Cinquefoil: beach, Potentillacanadensis; 

 shrubby, P. fruticosa; silver, P. 

 Anserina 



Clams, distribution of, 279 



Clams (Pelecypoda) : 



Alasmodonta marginata, 169, 770, 171 



Anadonta grandis, 169, 170, 171 



Lampsilis luteola, 169, 770, 171, 234 



Sphaerium simile, 184, 184 



Clay pinnacles, 10 



Clearweed, Pilea pumila 



Cleavage, 69, 770 



Climax forest, 202 



Closed gentian, Gentiana Andrewsii 



Clover: 



Bush, Lespedeza capilata 



Prairie, Petalostemum purpureum 



White sweet, Melilotus alba 



Coal beds, 5 1 



Cocklebur, Xanthium echinatum 



Coleoptera, Beetles: 



Alaus oculatus, eyed elater, 219 



Balaninus, nut weevil, 223 



Boletotherus bifurcus, fungus beetle, 

 219, 220 



Buprestidae, metallic wood-boring 

 beetles, 158, 219 



Calloides nobilis, 225, 226 



Calosoma: 



calidum, the fiery hunter, 153, 753 

 scrutator, the searcher, 153, 753 



Chalcophora liberta, metallic wood- 

 borer, 158, 159 



Chalepus: 

 nervosa, 223 

 rubra, 223 



Chrysobothris femorata, flathead apple- 

 tree borer, 226 



Cidndela: 



ancocisconenses, sphagnum tiger 



beetle, 149, 201 

 cuprascens, copper tiger beetle, 148, 



M9, 153 

 formosa generosa, large tiger beetle, 



148, 149, 158 

 hirlicollis, 148, 149 

 lepida, white tiger beetle, 148, 149, 



limbalis, clay bluff tiger, 149, 260 

 re panda, 149, 149 

 'scutellaris lecontei, bronze tiger 



beetle, 148, 149, 158 

 sexguttata, green tiger beetle, 149, 



149 



tranquebarica, 149 



Cicindelidae, tiger beetles, 148, 149 

 Diaperis maculata, fungus beetle, 219, 



220 



Disonycha quinquemttata, 154, 755 

 Dytisctis, diving beetle, 104, larva, 



186, 1 88, 239 



Elaphidion villosum, 223 

 Elateridae, click beetles, 219 

 Eupsalis minuta, oak borer, 227, 228 



