1890.] Proceedings of Scientific Socıeties. 871 
James M. Safford. Progress in Morainic Mapping, T. C. Chamber- 
lain. Remarks on Construction of Topographic Maps for Geologic 
Reports, Arthur Winslow. Notes on the Occurrence of Pegmatite in 
Central Missouri, Arthur Winslow. The Amount of Natural Gas 
Used in Glass Manufacture, Edward Orton. Differentiation of Sub- 
terranean Water Supplies, J. E. Siebel. Some of the Qualifying Con- 
ditions of Successful Artesian Well-Boring in the Northwestern States. 
C. W. Hall. A Notable Dike in the Minnesota River, C. W. Hall. 
Topographical Features of Arkansas Marbles, T. C. Hopkins. The 
Origin of the Manganese Ores of Northern Arkansas and its Effect on 
the Associated Strata, R. A. F. Penrose, Jr. The Novaculites of 
Arkansas, L. S. Griswold. Subsidence = Deposition as Cause and 
Effect, E. W. Claypole. 
Section F.—Biology.—The seven following papers were assigned at 
the Toronto meeting, under the general head of ‘‘ Geographical Distri- 
bution of North American Plants: ’’ The Relation of the Mexican Flora 
to that of the United States, Sereno Watson. The Distribution of the 
North American Umbellifere, John M. Coulter. The Distribution of 
Hepaticze of North America, Lucien M. Underwood. The Migration 
of Weeds, Byron D. Halsted. Geographical Distribution of North 
American Grasses, W. J. Beal. Geographical Distribution of North 
American Cornacez, John M. Coulter. The General Distribution of 
North American Plants, N. L. Britton. On the Plates of Zolonema 
rugosa, H. E. Williams. On the Structure of Certain Palzozoic 
Fishes, E. D. Cope. External Termination of the Uretha in the 
Female of Geomys bursarius, Herbert Osborn. Work of the Botani- 
cal Division of the Department of Agriculture, F. V. Coville. On 
the Lack of the Distance Sense in the Prairie Dog, Burt G. Wilder. 
Disappearance of the Decidua reffexa, C. S. Minot. The Continuity 
of Protoplasm "Through the Cell-Walls of Plants, W. J. Beal and T. 
W. Tuomey. Potato Scab, a Bacterial Disease, H. L. Bolley. 
Section H.—Anthropology.—Exhibition of Diagrams of the Brains 
and Medisected Heads of Man and a Chimpanzee, Burt G. Wilder. 
Peculiar Effects of One-sided Occupations on the Anatomy and 
Physiology of Man, J. Muller. Exhibition of a Bone Image from 
Livingston County, N. Y., C. C. Abbott. Exhibition of Gold Beads 
of Indian Manufacture from Florida and New Jersey, C. C. Abbott. 
Notice of a Singular Earth-work near Fosters, Little Miami Val- 
ley, Ohio, F. W. Putnam. A Study in Mental Statistics, J. Jas- 
trow. Arts of Modern Savages for Interpreting Archeology, O. T. 
Mason. 
