804 
Cretaceous Period, 6 
S arene in Period, Sore of, 164. 
eous Perio od, a of, 641. 
grace Tortois 
Crustacea 157, 7. 
Crustacea, Fossil New, 303. 
Crustaceans of the Prairies, 7. 
Wells, 753. 
roos 
Cyclop 
Daniingtonia Californica, 307. 
nian ioe , 271. 
Deen "Ameni is. 
Deer, ’ Spike- “Horn ed, 250, 
Deutzia, I Dinon hia in, 161. [12 
nin Amazonian Valley, 
Diabrothiea r 
s, Origin of, 122. 
Dianne 716. 
Distribution of Mammals in America, 387. 
Drift, 729. 
Duck, Ringneck, 121. 
Dytiscus, Foot of, 381. 
in, 116, 714. 
“5 n ee: "561. 
Ear, Fungi 
renbgy Fs 
ogy, Economical, 307. 
Entomology, one of, 158, 321. 
Eozoon Canadense, 123, 255. 535, 539. 
Erismatura, 44 
rythronium, New Species of, 298. 
Essor — 375. 
Eupho 
Europe, Lepidoptera of, 646. 
Eyesight, and the Microscope, 189. 
Falcons, Game, of New la 80. 
Fauna of Lake soe org 
Fisheries, Inlan 
a U. 3. em a ee of, 319. 
Fishes, 175, 397, 436, 579. 
_ e of, 
Fog, 
Fossil Botan: my, 444. 
eae 4 Plants, 34I. 
Foss sil Repiiişn, , 443. 
Fos 
Franklin Society, 319. 
Fresh be reed Sketches, ges 
Fulix affinis, albino, 662 
to,271. flO. | In 
INDEX. 
Fulix collaris, 121. 
Fumariacez, Fertilization of, 117. 
Fungi, 400. 
Fungi in the Human Ear, 714 
panel. Spied in the Human Ear, 116. 
gi, Study of, 523. 
allinula galeata, 662. 
Gammarus in Wells, 54. 
Geologic cal Pictures, 193. 
psn een Survey, 
Geolo, I 
German Mu acu: § 
ot on the Rocky Mountains, 123. 
Ave 
p hei Fish, To of, 785. 
Grasses, 616 
rasses, Sea 
Grave- mii op their Contents, 155. 
Grosbeak, Cardinal, 176. 
Gulf of Mexico, Geology of, 514. 
se a cigs 356. 
Haw Duck, 66% 
Hawk, Pige “os 
Hawk est of, 
Hawks, Migration of, 173. 
Ha den’s ‘xpedition, 383. 
Helix, 721. 
Helix see 728. 
enry, Prof., Honor Conf 
Hesperomys cognatus, 761. 
Holbrook, J. E., 667. 
a Muscular, 108. 
Honans 376. 
Horn et, 172. 
Heraa Madness i ina ee 
Humboldt oe ‘ 
Hybrid ‘Cat and Race n, 660. 
ee ae Parsee, 788. 
d on, 257 
Hyst 
Ichne oea ‘th ada 42. 
Idol, Mex 
Illinois Geological ‘Collection Burned, 321. 
Illinois, Geological Survey, 300. 
Indian Implement, 317 
In dians, mi oe in Vermont 11. 
Insects, 440. ar 
Insects, ee of Darwinian Theory 
nsects, Flight of, 
pater, Mimic 
Insects of the Byte 
Insects, Purtuedegensin of, 57. 
Iowa, Geology of, 243. 
Isoetes in Detroit Biver, 54. 
Jardin des Plantes, 158. 
Kansas, Geology of, 792. 
Kirtland’s Owl, 119. 
Labiatæ, Peloria in, 651. 
n, 120, 
