$5.50

238. Moodie, Roy Lee. The Coal Measures Amphibia of North America, Quarto, x+222 pages, 26 plates, 43 text figures #239. Golder, Frank A. Guide to Materials for American History in Russian Archives. Octavo, VIII+177 pages

$1.00 ✓ 240. Estabrook, A. H. The Jukes in 1915. (Paper No. 25, Station for Experimental Evolution.) Quarto, vII+85 pages, 28 charts $2.50 241. Castle, W. E., and S. Wright. Studies in Inheritance in Guinea-Pigs and Rats. (Paper No. 26, Station for Experimental Evolution.) Octavo, 192 pages, 7 plates, 7 text figures

$2.50

An Expedition to the Home of the Guinea-Pig and some Breeding Experiments
with Material there obtained. By W. E. CASTLE, Pages 1 to 55.

An Intensive Study of the Inheritance of Color and of Coat Characters in Guinea-
Pigs, with especial reference to Graded Variations. By SEWALL WRight.
Pages 57 to 160.

Further Studies of Piebald Rats and Selection, with Observations on Gametic Coupling. By W. E. CASTLE Pages 161 to 192. ✔242. Clements, Frederic E. Plant Succession: An Analysis of the Development of Vegetation. Octavo, XIII+512 pages, 61 plates, 50 figures $5.00 243. Goodale, H. D. Gonadectomy in Relation to the Secondary Sexual Char243. acters of Some Domestic Birds. (Paper No. 27, Station for Experimental Evolution.) Octavo, 52 pages, 7 plates 244. Churchill, William. Sissano; Movements of Migration within and through Melanesia. Octavo, 181 pages, 17 charts $2.00

$1.50

245. Hedrick, Henry B. Interpolation Tables or Tables of Proportional Parts, containing the products to the nearest unit of all numbers from 1 to 100 by each hundredth from 0.01 to 0.99 and of all numbers from 1 to 1000 by each thousandth from 0.001 to 0.999. Folio, 149 pages. $5.00

✔246. Albany Zone Catalogues for the Epoch 1900. Quarto, XXIII+249 pages. $5.00
Boss, LEWIS.-Catalogue of 8276 Stars between 20° and 41° of South Declination.
Roy, ARTHUR J.-Catalogue of 2800 Stars between 2 of South and 1 of North
Declination.

247. Barnard, E. E. An Atlas of the Milky Way. Quarto, 40 plates. In press 248. Britton, N. L., and J. N. Rose. The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family. Quarto in 4 vols.

✓Vol. I. VII+236 pages, 36 plates, 301 text figures

Vol. II.

Vol. III

$18.00 In press In press

249. Barus, Carl. The Interferometry of Reversed and Non-reversed Spectra. Octavo, 158 pages, 99 figs...

$1.50

(Part II): Octavo, 146 pages, 97 figs.
(Part III): Displacement Interferometry by the Aid of Achromatic Fringes.
Octavo, 100 pages, 71 figs.

$1.50

$1.50

(Part IV): Displacement Interferometry by the Aid of Achromatic Fringes. Octavo, 172 pages, 117 figs. $2.00 250. Knobel, Edward B. Ulugh Beg's Catalogue of Stars, revised from all Persian Manuscripts existing in Great Britain, with a Vocabulary of Persian and Arabic Words. Quarto, 109 pages, 1 plate $2.00 251. Papers from the Department of Marine Biology of the Carnegie Institution of Washington. Vol. XI. Octavo, v+360 pages, 20 plates, 59 figs. $5.00 This book contains the following papers, not sold separately: MAYER, ALFRED G.-Nerve-conduction in Cassiopea xamachana. 20 pages, 15 figs. MCCLENDON, J. F., C. E. GAULT, and S. MULHOLLAND.-The Hydrogen Ion Concentration, CO2 Tension, and CO2 Content of Sea-water. 48 pages, 24 figs. PHILLIPS, ALEXANDER II.-Analytical Search for Metals in Tortugas Marine Organisms. 4 pages.

GOLDFARB, A. J. Variability of Eggs and Sperm of Sea-urchins. 16 pages.
HATAI, S.-On the Composition of the Medusa Cassiopea xamachana.

CARY, L. R.-Studies on the Physiology of the Nervous System of Cassiopea
xamachana. 49 pages, 18 figs.

14 pp., I fig.

8 pp.

CLARK, H. L.-Habits and Reactions of a Comatulid, Tropiometra carinata.
HARVEY, E. N.-The Chemistry of Light-production in Luminous Organisms. 63
pages, I fig.

HARVEY, ETHEL BROWNE.-A Physiological Study of Specific Gravity and of
Luminescence in Noctiluca, with Special Reference to Anesthesia.
18 pages.
TREADWELL, A. L.-Polychatous Annelids from Florida, Porto Rico, Bermuda,
and the Bahamas. 13 pages, 3 plates.

JORDAN, H. E.-Microscopic Structure of Striped Muscle of Limulus. 17 pages. 3 pls.
JORDAN, H. E.-Hemopoiesis in the Mongoose Embryo, with special reference to
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JORDAN, H. E.-Embryonic History of the Germ-cells of the Loggerhead Turtle,
Caretta caretta. 31 pages, 6 plates.

JORDAN, H. E.-Atresia of the Esophagus in the Loggerhead Turtle Embryo,
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✓ 252. Papers from the Department of Marine Biology of the Carnegie Institution of Washington. Vol. XII. Octavo, v+258 pages, 29 plates, 28 figs. $5.00 This book contains the following papers, not sold separately:

FOWLER, H. W.-Some Amphibians and Reptiles from Porto Rico and Virgin Islands.
15 pp., 11 pls., 6 figs.

SILVESTER, CHARLES F.-Fishes New to the Fauna of Porto Rico, with Descriptions
of Eight New Species. 8 pp., 4 pls.

GUDGER, E. W.-Oral Gestation in the Gaff-topsail Catfish, Felichthys felis.
pp., 4 pls.

28

GUDGER, E. W.-Sphyræna barracuda: Its Morphology, Habits, and History. 56 pp.,
7 pls., 5 figs.

BOWMAN, H. H. M.-Botanical Ecology of the Dry Tortugas. 30 pp., 6 pls., 7 figs.
WHITE, E. GRACE.-The Origin of the Electric Organs in Astroscopus guttatus. 44
pp., 7 pls., I fig.

MAYER, A. G.-Toxic Effects due to High Temperature. 6 pp.

BALL,

MAYER, A. G.-Nerve-conduction in Diluted and in Concentrated Sea-water. 5
I fig.
The Migration of Insects to Rebecca Shoal Light-Station and the
Tortugas Islands, with special reference to Mosquitoes and Flies. 30 pp.
CARY, LEWIS R.-A Study of Respiration in Alcyonaria. 7 pp.
MCCLENDON, J. F.-On Changes in the Sea and their Relation to Organisms. 47
pp., 8 figs.

253. Ivens, Walter G. Dictionary and Grammar of the Language of Sa'a and Ulawa, Solomon Islands. With appendices. Octavo, vII+249 pp., 12 plates. 1 fig. $3.00 H254. Davenport, Frances G. European Treaties bearing on the History of the United States and its Dependencies, to 1648. Octavo, vi+387 pages. $2.50 255. Churchill, William. Club Types of Nuclear Polynesia. Octavo, v+173 pages, 17 plates, 3 figs. $2.50

256. Dickson, L. E. History of the Theory of Numbers, Octavo, 2 vols., each $7.50
Vol. I. Divisibility and Primality. XII+486 pp.
Vol. II. Diophantine Analysis.

In press

✓ 257. Whitman, Charles Otis. Posthumous Works of, Edited by Oscar Riddle. (Paper No. 28, Station for Experimental Evolution.) Quarto.

set

Per

$30.00

Some copies of volume III are for sale separately at $3.00. Vol. I. Orthogenetic Evolution in Pigeons. x+194 pp., 88 pls., 36 text figs. Vol. II. Inheritance, Fertility, and the Dominance of Sex and Color in Hybrids of Wild Species of Pigeons. 224 pages, 39 plates, 11 figures. Vol. III. The Behavior of Pigeons. Edited by Harvey A. Carr. x1+161 pages. 258. Rowe, L. S. Federal System of the Argentine Republic. Octavo. In press 259. Davenport, Charles B., and Mary F. Scudder. Naval Officers: Their He

redity and Development. (Paper No. 29, Station for Experimental Evolution.) Octavo, Iv+236 pages, 60 charts

$3.00 260. Davis, Paul B., and COLLABORATORS. Studies on Solution in its_relation to Light-Absorption, Conductivity, Viscosity, and Hydrolysis: A Report upon a number of Experimental Investigations carried out in the Laboratory of the late Professor Harry C. Jones. Octavo, 144 pages, 26 figs. $2.00 261. Benedict, Francis G., and Thorne M. Carpenter. Food Ingestion and Energy Transformations with special reference to the Stimulating Effect of Nutrients. Octavo, 355 pages, 3 figs. $3.50

262. Bergen, Henry. The Fall of Princes, by John Lydgate, Edited from the best Manuscripts, with Bibliographical Introduction, Notes, and Glossary. Octavo

Tower, W. L. The Mechanism of Evolution in Leptinotarsa.
Octavo, vu+1-340 pages, 19 plates, 156 figs..

263. (Appendix.) Breitenbecher, J. K. The Relation of Water to the
Behavior of the Potato Beetle in a Desert. Octavo, pp. 341-384,
5 figs. (Not sold separately)

In press

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264. Sturtevant, A. H. An Analysis of the Effects of Selection. Octavo, 68 pages, 1 plate, 14 figures.

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265. Laughlin, Harry H. The Duration of the Several Mitotic Stages in the Divid-
ing Root-tip Cells of the Common Onion. (Paper No. 30, Station for
Experimental Evolution.) Octavo, 48 pages, 19 charts
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266. Miles, Walter R. Effect of Alcohol on Psycho-Physiological Functions.
tavo, 144 pages, 15 figures

Oc

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267. Smith, Edgar F. and W. K. Van Haagen. Atomic Weights of Boron and Fluorine. Octavo, III+65 pages. $1.00

268. Hyde, Walter W. Olympic Victor Monuments. Octavo.

✓ 269. Johnson, Duncan S. The Fruit of Opuntia fulgida. Octavo, 62 pages, 12
plates
$1.25
270. Reichert, E. T. A Biochemic Basis for the Study of Problems of Taxonomy,
Heredity, Evolution, etc., with especial reference to the Starches and the
Tissues of Parent and Hybrid Stocks, and to the Starches and the Hemo
globins of Varieties, Species, and Genera. Quarto. (In 2 parts.) $18.00
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Species, Taxonomy, Heredity, etc. Notes and Conclusions. Pages x1+1 to 376,
34 plates, 820 charts.

Part II. Special, General, and Comparative Laboratory Data of the Properties of
the Starches and of the Tissues of Parent-stocks and Hybrid-stocks. Pages
VII+377 to 834.

✔271. Contributions to Embryology, Nos. 24, 25, 26. Vol. VIII. Quarto, 198 pp. $5.50 This book contains the following papers, not sold separately:

STREETER, GEORGE L.-The_Developmental Alterations in the Vascular System of the
Brain of the Human Embryo. (Contribution No. 24.) 38 pp., 5 pls., 12 figs.
COWDRY, E. V.-The Mitochondrial Constituents of Protoplasm. (Contribution No.
25.)
120 pages, I plate, 9 figs.
KUNITOMO, KANAE.-The Development and Reduction of the Tail and the Caudal
End of the Spinal Cord. (Contribution No. 26.) 38 pages, 4 plates, 2 text figs.

272. Contributions to Embryology, Nos. 27 to 46.

Vol. IX. Quarto. In press

This book contains the following papers:
MACKLIN, CHARLES C.-The Development and Function of Macrophages in the Repair
of Experimental Bone-Wounds in Rats vitally stained with Trypan-Blue. (Con-
tribution No. 27.) 32 pages, 4 plates.
DUESBERG, J.-Cytoplasmic Structures in the Seminal Epithelium of the Opossum.
(Contribution No. 28.) 35 pages, 2 plates, 5 text figs.

CORNER, GEORGE W.-On the Widespread Occurrence of the Reticular Fibrils pro-
duced by Capillary Endothelium. (Contribution No. 29.) 8 pages, 2 plates.
WHEELER, THEODORA.-Variability in the Spinal Column as regards Defective
Neural Arches (Rudimentary Spina Bifida). (Contribution No. 30.) 12 pages,
11 figures.
VAN DER STRICHT, O.-The Arrangement and Structure of Sustentacular Cells and
Hair Cells in the Developing Organ of Corti. (Contribution No. 31.) 33
pages, 4 plates.
RETZER, ROBERT.-The Sino-ventricular Bundle. A Functional Interpretation of
Morphological_ Findings. (Contribution No. 32.) 13 pages, I plate.
JENKINS, GEORGE B.-A Study of the Superior Olive. (Contribution No. 33.) 15
pages, 2 pls., 1 text fig.

SCHULTZ, ADOLPH H.-The Development of the External Nose in Whites and
Negroes. (Contribution No. 34.) 17 pages, I plate, 7 figs.

LEWIS, MARGARET REED.-Muscular Contraction in Tissue Cultures. (Contribution
No. 35.) 25 pages, 2 plates, 6 text figs.

SABIN, FLORENCE R.-Studies on the Origin of Blood-vessels and of Red Blood-cor-
puscles as seen in the Living Blastoderm of Chicks during the Second Day of
Incubation. (Contribution No. 36.) 49 pages, 6 pls., 1 text fig.

BEAN, ROBERT BENNETT.-Notes on the Postnatal Growth of the Heart, Kidneys,
Liver, and Spleen in Man. (Contribution No. 37.) 21 pages, 8 text figs.
MILLER, WILLIAM SNOW.-A Morphological Study of the Tracheal and Bronchial
Cartilages. (Contribution No. 38.) 39 pages, 25 figs.

LEWIS, WARREN H.-The Cartilaginous Skull of a Human Embryo 21 millimeters
in length. (Contribution No. 39.) 21 pages, 6 pls., 16 figs.

MEYER, ARTHUR WILLIAM.-Hydatiform Degeneration in Tubal and Uterine Preg-
nancy. (Contribution No. 40.) 39 pages, 6 plates.

MEYERS, BURTON D.-A Study of the Development of Certain Features of the
Cerebellum. (Contribution No. 41.) 23 pages, 6 figures.

ESSICK, CHARLES R.-Formation of Macrophages by the Cells lining the Subarach-
noid Cavity in response to the Stimulus of Particulate Matter. (Contribution
No. 42.) 12 pages, I pl.

STREETER, GEORGE L-A Human Embryo (Mateer) of the Presomite Period.
(Contribution No. 43.) 35 pages, 6 pls., 4 text figs.

WEED, LEWIS H.-The Experimental Production of an Internal Hydrocephalus.
(Contribution No. 44.) 22 pages, 2 plates.

CLARK, ELIOT R., and ELEANOR LINTON CLARK.-On the Origin and Early De-
velopment of the Lymphatic System of the Chick. (Contribution No. 45.)
36 pages, 7 plates, 15 text figures.

BARDEEN, C. R.-The Height-weight Index in relation to Linear and Volumetric
Proportions of the Body during Postnatal Development. (Contribution
No. 46.) 72 pages, 11 charts, 2 text figures.

Publication 272 will constitute a memorial volume to Dr. Mall.

273. Contributions to Embryology, Nos. 47 and 48. Vol. X. Quarto.

In press

EVANS, HERBERT MCLEAN, and KATHARINE J. SCOTT.-On the Differential Reaction
to Vital Dyes of the Two Great Groups of Connective Tissue Cells. (Con-
tribution No. 47.)

274. Contributions to Embryology, Nos. 49, 50, 51, 52. Vol. XI. Quarto. In press
This book contains the following papers, not sold separately:
DANCHAKOFF, VERA.-Myeloid Metaplasia of the Embryonic Mesenchyme in relation
to Cell Potentialities and Differential Factors. (Contribution No. 49.)
LINEBACK, PAUL E.-Studies on the Longitudinal Muscle of the Human Colon,
with special reference to the Development of the Tæniæ. (Contribution No. 50.)
WISLOCKI, GEORGE B.-Experimental Studies on Fetal Absorption. I: The Vitally
Stained Fetus. (Contribution No. 51.)
INGALLS, N. WILLIAM.-A Human Embryo at the Beginning of Segmentation,
with special reference to the Vascular System. (Contribution No. 52.) 5
plates, I text figure.

✔278. Morgan, T. H., C. B. Bridges, and A. H. Sturtevant. Contributions to the Genetics of Drosophila melanogaster. Octavo, v+388 pages, 12 plates, 105 text figs.

I. The Origin of Gynandromorphs, by T. H. MORGAN and C. B. BRIDGES. 122
pages, 3 plates, 70 figs.

II. The Second Chromosome Group of Mutant Characters, by C. B. BRIDGES
and T. H. MORGAN. 182 pages, 8 plates, 18 figs.

III. Inherited Linkage Variations in the Second Chromosome, by A. H. STURTEVANT.
36 pages, I figure.

IV. A Demonstration of Genes modifying the Character "Notch," by T. H. MORGAN.
46 pages, 1 plate, 14 figs.

✓ 279. Harris, J. Arthur, and Francis G. Benedict.

$7.00

A Biometric Study of Basal Metabolism in Man. Octavo, vI+266 pages, 30 diagrams $4.00 280. Benedict, F. G., W. R. Miles, Paul Roth, and H. Monmouth Smith. Human Vitality and Efficiency under Prolonged Restricted Diet. Octavo, x1+702 pages, 124 figures

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281. Papers from the Department of Marine Biology of the Carnegie Institution In-press

of Washington. Vol. XIII. Octavo, 128 pages, 19 plates, 3 figs.
This book contains the following papers, not sold separately:
SPEIDEL, CARL CASKEY.-Gland Cells of Internal Secretion in the Spinal Cord of
the Skates. 31 pages, 9 plates.

DREW, GILMAN A.-The Structure and Ejaculation of the Spermatophores of
Octopus americana. 14 pages, 3 plates.

CLARK, HUBERT LYMAN.-The Distribution of the Littoral Echinoderms of the West
Indies. 25 pages, 3 plates.

HARVEY, E. NEWTON.-Further Studies on the Chemistry of Light Production in
Luminous Organisms. 35 pages.

GUDGER, E. W.-The Ovary of Felichthys felis, the Gaff-Topsail Catfish: Its Struc-
ture and Function. 17 pages, 4 plates.

282. Bartsch, Paul. Experiments in the Breeding of Cerions. (Paper from the
Department of Marine Biology of the Carnegie Institution of Washington.
Vol. XIV.) Octavo
In press

√283. Case, E. C. The Environment of Vertebrate Life in the Late Paleozoic in North America: A Paleogeographic Study. Quarto, vI+275 pages, 8 figures

284. Livingston, Burton E., and Forrest Shreve.

$3.00 Distribution of Vegetation

in the United States, as related to Climatic Conditions. Octavo. In press 285. Morgan, T. H. The Genetic and the Operative Evidence relating to Secondary Sexual Characters. Octavo, 108 pages, 5 plates $3.00 286. Weaver, John E. The Ecological Relations of Roots. Octavo, 128 pages. 33 plates, 58 figs.

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287. Spoehr, H. A. The Carbohydrate Economy of Cacti. 2 figs.

Octavo, 79 pages, $1.00

288. Castle, W. E. Studies in Heredity in Rabbits, Rats, and Mice. Octavo, 56 pages, 3 plates, 5 text figures $1.50 289. Douglass, A. E. Climatic Cycles and Tree-Growth. A Study of the Annual Rings of Trees in relation to Climate and Solar Activity. Octavo, 127 pages, 12 plates, 40 figures

In press

290. Clements, Frederic E. Plant Indicators: The Relation of Plant Communities to Process and Practice. Octavo

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✓ 291. Contributions to the Geology and Paleontology of the West Indies. Octavo, 184 pages, 53 plates

292.

This book contains the following papers, not sold separately:
VAUGHAN, THOMAS WAYLAND.-Introduction. 4 pages.

HOWE, MARSHALL A.-Fossil Calcareous Algæ from the Leeward Islands. II pages,
6 plates.

CUSHMAN, JOSEPH A.-Fossil Foraminifera from the West Indies. II pages, 15
plates.

CANU, FERDINAND, and RAY S. BASSLER.-Fossil Bryozoa from the West Indies.
30 pages, 7 plates.

COOKE, CHARLES WYTHE.-Fossil Mollusca from the Leeward Islands and Cuba.
54 pages, 16 plates.

RATHBUN, MARY J.-Fossil Decapod Crustacea from the West Indies. 28 pp., 9 pls.

@293. Treadwell, A. L.

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Leodicidæ of the West Indian Region. Quarto. In press 294. Mortensen, Th. Studies in the Development of Crinoids. Quarto. In press 295. Mohr, O. L., and Chr. Wriedt. A New Type of Hereditary Brachyphalangy in Man. (Paper No. 31, Station for Experimental Evolution.) Octavo, 64 pages, 7 plates, 4 text figures $1.00 0 296. Key, Wilhelmine E. Dissimilar Heredity and Social Fitness as illustrated in a Certain Pennsylvania Family. (Paper No. 32, Station for Experimental Evolution.) 3 charts

In press

In press

297. MacDougal, Daniel T. Hydration and Growth. Octavo 298. Nichols, Edward L., and H. L. Howes, in collaboration with Ernest Merritt, D. T. Wilbur, and Frances G. Wick. Fluorescence of the Uranyl Salts. Octavo In press