CONTENTS OF VOLUME VIII. A 
REVIEWS AND BOOK NOTICES. 
The Systematic Position of the nL DELI ba llustrated) p. 48. North 
American Grasshoppers, p. 53. ritish Ma eaweeds, p. 54. Lub- 
bock’s Monograph of the Podure, p. 54. Kowd erman Botanical Manuals, 
$ . The Zoologi 
cal Record for 1871, p. 180. n of the Echini, p. 215. Hayden’s 
Geology of the Territories P R p. 216. Girard’s Insects, p. 221. 
Solar Physics, p. 222. The Birth of Chemistry, p. 222. North American 
Moths, p. 223. Surveys west of the 100th Meridian, p. 302. Check List 
of Coleoptera, p. 303. Dictionary of Elevations of the United States, p. 
303 lo oun 
of Colorado, p. 3 Young’s Physical Geography, p. 353. 
lf Hours with the Microscope, p. 354. Field Ornithology, p. 418. The 
Butterflies of North Americ . De loridan Polyzoa, p. 421. 
of North American Noctuid Moths, p. 421. The United States Fish Com- 
mission Report (Illustrated), p. 493. North American Flies, p. 497. 
The Unicellular Nature of the Tifis, p. 498. Siebold’s Anatomy of 
the Invertebrates, p. 499. Recent Publications on Ornithology, p. 541. 
es f North American Birds, p. 546. The Principles of Science, p. 
628: S mon’s Marine Mammals of the Northwestern Coast and Amer- 
ican Whale-fishery, p. 632. The Geology of the Lower Amazonas (Illus- 
trated), p. 673. The original Distinction of the Testicle and Ovary, p. 680. 
Maps of Wheeler’s Expedition, 683. Physiology of the Circulation, 
p. 684. Bulletin of the Cornell areni p. 684. Manual of Metal- 
lurgy, p. 684. Introduction to General Biology, p. 749. Publications of 
Wheeler’s Survey, p. 749. The Geological Survey of Indiana, p. 749. 
BOTANY. 
Irritability of the Leaves of the Sundew, p. 55. Were the Fruits Made 
for Man, or Did Man piegi the Fruits? p. 116. The Fertilization of Gen- 
tians by Humble Bees, pp. 180, 226. ea me p.181. Investigations 
respecting the mel EAEN a Abutilon, p. 2 Abnormal Form o. 
sorus acrostichoides, p. 304. Rumex arakan ja p. 305. The Northern- 
most flowering Plants, p. 305. Thesmall-flowered seg in Michigan, 
p. 305. The Fresh-water Alge of North America, p. Aplectrum 
hyemale again, p. 307. Devlopment of Ferns wilteek eae p- 
807. Lobelia syphilitic v. alba, p. 307. Sex in Plants, p. 355. A New 
Ribes, p. 358. Periodic Motions of Leaves and Petals, p. 359. Ascent of 
Sap in the Bark of Trees, p. 360. Botrychium lunaria Swartz, in Michi- 
gan, p. 360. Absorption of Ammonia by the aérial parts of Plants, p. 360. 
Geographical Distribution of the Cupulifere, p. 422. oom on the Influ- 
ence of Light on the Development of Plants, p. 425. r. Beardslee, p. 
499. Double Thalictrum, p. 499. Dr. W. G. Farlow, a go Distribu- 
tion of Alpine Plants, p. 552.. Amount of Water contained in the differ- 
ent parts of a Plant, p. 553. Botany of Wilkes’ South Pacifc Exploring 
