iv Ci ontents. 
The Report of the Committee of the American Association of 
1876 on Biological aue Glate u u a > eee E o R E he 3. S39 
The Ancient ere: r the Ruins of the rere of he Rio ; 
a A a E We gg eran E S Dee a sails ai wi 25901590, 606 
io, 536 
The New pada Desde. Askren Seopholasa $ 
caged 4 ans, The: Suggestions with a View to > Generali- 
E is Oh nes let eee Sa eee pears e ous PEARCE Dercum i oe SD 
Shack used hy the Indians of the United States .........Hdward Palmer... . .593, 646 
An Interesti ig Case of Natural Selection. ......... „Samuel F, Clarke. . 10 LOS 
REO D MISMOS Ta oie a raed Eo ee ae Cee es Sp EL HS 4) Sia eae es 643 
PENG MAPOS Ar E-1OUSE a Sie Fa ao a ewe es 6 oes . Emily A. art orerar S OSs 
The Fire-flies and their Phosphorescent Pie gee ie a T SS I E A Oe 
eee ADAY bcc ies ehh GeO id et ae eek ce Q: Li Ped E A OBS 
sin spinulosum (Swaites) anid its Varieties. Fe Rah a E « ss eee, Dismiport. EE., 707 
ot Pars as an mecing Mis o o a es one Cn sw ww NON EE O e ik ss tee 717 
a. ee Natural sande of the Dicotyledond LE ak ae ee Lester F. Ward... ghia e oe aha 
A Study of the Popular Names of the M eahadan A og Mant G. Brown Goode... e e: 735 
SIN We ccs E ONE E RSE BENE E A nh eee ot oe S W.W: BO eS oue 740 
The Excurstons of the Geala Society oi of France for 1878. df. D. Copë. iwi 6342 4 e S n TA 
Relic Hunting on the Mo n TO AER SE E E Dee EE a E SLi Fri a E i 
The prea NE Be Pinte oe ess CRM, P E PS C 
Modes of Spreading and Means at Extinguishing t the ‘Maples ge 
Bar k-lous 
RECENT LITERATURE. 
Cook’s Biology, 48; Vaughan’s Osteology and Myology of the Domestic Fowl, 48; The Geo- 
logical Record for 1875, 48; Winchell’s Reconciliation of Science and Religion, 49; Johnson’s 
Syecl D tix 
Geological and Ges ical Survey of the Territories, 179; Momie 
ol m: 
aR 
den’s Geological and Geographical shah . Cinai, 546; The Penn Monthly for June,1878, ii 
 Haeckel’s Protista-kingdom, 549 ; Annual Record of Science and Industry for 1877, 550; Cook 
Manual of the Apiary, 550; TEs para on the Spiders of moe 550; Flögel on a 
Structure of the Brain i of Insects, 616; Barrois’ Denu yo ar of Bryoioa, 617; : 
Frazer’s Reports of Progress in the District of York, Adams, C 
Penna., 620; Fourteen per in Zoölogy, by J. SEES Steele, 622; Brehm’s Animal Life, Cha; $ 
` Gray’s Flora of North America, 686; Gra be s ects, 689; Wallace’s Tropical Nature, 743; 
; Bibliography of North PEREA Invertebra ayaa ontology, 745; Proceedings of the Central 
N Ohio Scientific Assoc., 745 ; Wilson’s Baak of New England, 746; Macalister’s Zoölogy of : 
the Vertebrates, 809; Foster and Langley’s Elementary Practical Physiology, 810; — - 
Piphersi Nerve-system of Vertebrates, 810; The Principal Characters of American Cre T 
i , 811; Meehan’s Native Flowers and Ferns, 812; Taylor’s Flowers, 813; Fiestas 
Geography of the Canadian Pacific Railway, 814. 
GeneraL Nores. a 4 
Botany.—Notes on the Alpine ora of Mt. Shasta, sh Production of Apples in “off ” years, | 
51; Botanical News, 52; Lavalée’s Arboretum Segr m, 121; Researches in 
regard 
ranspiration in Plants, 122 ; Deiana News, 123; Da veok s Notes on Botrychium simplex, 
