Davenport Academy of Natural Sciences 19
Davis Straits..
Dearborn Observatory..
Challenger Expedition, The....
Chamæleon, The Tongue of the......
Chimpanzee, Comparative Anatomy of
the....
[Pechüle] Dec. 16, 1880..
Danburite..
Daniell Pile.
Change of Serpentine into Quartz'
(Rand).
Characteristic Distinctions between Hu-
man Blood and that of other Ani-
mals...
"Characters of Some New Species of
Compositæ, etc." (Gray)...
Château, fall of a, in Sicily, from Disin-
tegration of Rocks beneath it.....
Chemical Constituents of Stereocaulon
"Chemical Decomposition Incited by a
Cold Fluid Stratum Floating on a
Warm Liquid" (Mott)..
Chemical Investigations in the Bohe-
the Medical Curriculum" (Allen).. 112
"Comparative Anatomy of the Cerebral
Convolutions" (Broca).....
Comparative Anatomy, Some Recent
American Papers in...
Comparative Solubility of Lead Phos-
phate and Arseniate in Dilute Acetic
Acid....
Comparative Zoology..
Competition between the Aniline and
Madder Dyes. A. S. Macrae....
Complex Acids containing Boric Acid.. 307
Compound, A, of Titanium Tetra-
chloride and Acetyle Chloride..... 188
Compound of Titanium Tetra-chloride
and Phosphorous Proto-chloride... 307
240 Congress of Ophthalmologists..
Conoclypus......
144
Conservation of Energy.. 113, 237, 244, 263
Conservation of Energy, Priority in the
Discovery of the Principle of...... 203
Constitution of the Salts of Rosanaline
and of Analogous Coloring Matters 188
Constitution of the Naphthalines and
their Derivatives. F. Reverdin and
E. Nötting. (Translation by M.
Benjamin and T. Tonnelé)..
Contributions to Encephalic Anatomy.
E. C. Spitzka.....(I) 73, 235, (II) 251
Contributions to Nervous and Mental
Pathology" (Spitzka)..
235
O Contributions to Psychiatry" (Kier-
nan)..
""
75 Convenient Scale and Apparatus in
190 Gas Analysis" (Morley).
Co-operation in Science...
Co-ordinates, Problems in Watson's.
Cope, Prof. Edward D., The Biblio-
graphy of.......
Copper, Diffusion and Physiological
.90, 165, 318
Decomposition of Simple Organic Com-
pounds by Zinc Dust....
Deep Sea Soundings, and the Relation
of Microscopic Algæ to Deep Sea
Animal Life. H. L. Smith........ 161
Deficiencies, on the, of Meteorological
Work in Data of Value to Agricul-
ture, and Means for supplying
them. William McMurtrie
Deflection of a Constant Current of
Electricity by a Magnet..
Deforming Pilosity...
Degeneration. Alfred Wallace..
Demonstration of Capillary Circulation
in Man. D. C. Hawxhurst..
Department of Agriculture...
Depraved Taste in Animals..
Descartes, Essay on, by Daubrée..
Description of a New Crustacean,
from the Upper Silurian of Georgia,
with Remarks upon Calymene Clin-
toni" (Vogdes)...
323"Description of a New Species of Cat-
ostomus (Catostomus Cypho) from the
Colorado River" (Lockington).... 332
"Description of a new Species of Hemi-
tripterus from Alaska," (Lockington) 332
"Description of New Substituted Acry-
lic Acids," (Mabery).....
Description of a Partula, supposed to
be New, from the Island of Morea"
(Hartman)......
Description of Some Monstrosities ob-
served in North American Coleop-
tera, Horace F. Jayne.....
Desilverization of Lead by the Zinc
Cider Making in England..
Classification, The, of Science. Sam-
Condition of, in the Animal System 319
Copper Electrified, Adhesive Power of.
Copper, Occurrence of..
.227, 319
Copper Plating on Zinc.
96
259
.136, 178
115
Clausius, Electro-Dynamic Law of...
Clay, True, in so-called Clay Soils.
Coscinodisci.
Coscinodisci, quick way of Obtaining..
307 Cosinodiscus gigas..
Clocks, Theory of Accidental Errors of.. 166 Cosinodiscus stelliges...
Coal. P. W. Sheafer........(I) 88, (II) 98
Coal Gas, Effect of the Inhalation of....
Coal Gas, Spectrum of.
31 Croton argyranthemum.
107 Crucifera
227 Crypto-Raphideæ.
62 Crystals of Haemin.
Cosmogony, Definition of.
Cottus scorpius.
Craspedacusta (Medusa).
Crocus vernus..
mensions of Ultimate Molecules;
and Deductions of the Specific
Properties of Substances. W. N.
Norton....
..III, 139
Determination of the Routine Time
of Jupiter, from Variations of the
Red Spot in 1879-80, with the Phy-
sical Character and Changes of the
Spot." (Pritchett)...
34
307
264 Determination of the Value of one Rev-
olution of a Micrometer Screw.... 282
23 Determination of Urea by Sodium Hy-
235
Co-efficient of Expansion, by Heat, of
Metals.....
Co-efficient of Expansion of Gas Solu-
tions. E. L. Nichols and A. W.
Wheeler..
Coffee, Composition of, and Effect upon
the Human System...
Development by Pressure of Polar Elec-
tricity in Hemihedral Crystals with
Currents, On, Produced by Friction of
Two Conducting Substances.... 119
97 Cuttle Fish as Food...
Devonian Insects, The, of New Bruns-
Cyanide of Potassium, Formula for
Making....
Dew, Amount of Deposit of, During a