issg.] Proceedings of Scientific Societies. 847 
Trap Dykes in the Region about Lake Champlain and the Adiron- 
dacks. — 10 min. — By J. F. Kemp. 
Field Studies of Hornblende Schist.— 10 min.— By C. H. Hitch- 
Remarks on the Cretaceous of Northern Mexico. — 10 min. — By C. 
A. White. 
Notes on the Mapping of the Archaean Northwest of Lake Superior. 
— 10 min. — By A. C. Lawson. 
On the Structural and Chemical Differentiation of certain Dykes of 
the Rainy Lake Region.— 20 min.- By A. C. Lawson. 
Natural Gas in Fredonia, New York.— 15 min.— By H. T. Fuller. 
The Petroleum Belt of the Terre Haute.— 10 min.— By C. A. Waldo. 
Preservation of Glaciated Rocks in Worcester, Mass. — 5 min. — By 
H. T. Fuller. 
Two New Faunas from the Lower Cretaceous Formation of Texas ; ^ 
{a) Caprina Limestone Fauna. (^) The Shoal Creek Limestone. — 5 
min.— By R. T. Hill. 
On the Origin of Diagonal Trends in the Earth's Crust. — 15 min. 
—By D. S. Martin. 
Casts of Scolithus Flattened by Pressure.— 5 min.— By A. Wanner. 
Origin of Boulder Pavements and Fringes.— 10 min.— B)- J. W. 
Section of the 
James. 
Makoqueta Shales in Iowa.— 10 min.— By J. F. 
History of the 
Newberry. 
Formation of the Great Lakes.— 20 min.— By J. S. 
SFXTION F. 
On the Positior 
1 of the Nectar Glands in Echinoi>s.— 5 min.— By 
Thomas Meehan. 
On the Epigynoiis Gland in Diervilla and the Genesis of Loni( 
and Diervilla. — 10 min. — By Thomas Meehan. 
On the Conditions of Molluscan Life in the Deep Sea.— 30 mir 
By W. H. Dall. 
Some Peculiarities of the Antennal Structure in the Deltoids.- 
min.—By John B. Smith. 
History and Migration of the American Crow in Nebraska.- 
min.— By W. Edgar Taylor. 
