314 American Association for the Advancement of Science. 



2. On new species of Myliobates, and on new fossils of the Cretace- 

 ous and Tertiary of the U. S., by Dr. R. W. Gibbes. 



3. Fiords, evidence of a change of Level, by James D. Dana. 



4. On the origin of the Drift of the Lake and River Terraces of the 

 U. S., with an examination of the laws o£ Aqueous Action connected 



with the enquiry, by Prof. H. D. Rogers. 



5. On some Fossil Remains of Broome County, N.T., by J. S. Red- 

 field. 



6. On the Larva of Physocoelus inflatus, by S. S. Haldeman. 



7. On the Habits of Amphiuma in a state of captivity, by J. L. Le- 

 Conte. 



8. On some Curious Habits of a Species of Asilus, by J. L. LeConte. 



9. New species of Medusae, Echinoderms and Crustacea, by Prof. 

 Agas 



siz. 



afternoon general meeting. — [4£ o'clock.] 



1. On the Electricity of a Plate of Zinc buried in the Earth, by Prof. 

 E. Loomis. 



2. On an Electrical Phenomenon, by Prof. Henry. 



3. On the Supposed Association of Electricity with Cholera, by Prof. 

 Hahe. 



4. A Letter on Medical Geology, by J. A. Lapham. 



Saturday, Aug. 18, 10 o'clock, A. M. 



section of physics, chemistry, &c. 



1. On a newly discovered Analogy in the time of the Rotation of the 

 Planets, discovered by Mr. Kirkwood, of Penn., by S. C. Walker. 



2. Phenomena attending Saturn's Ring, by Geokge P. Bond. 



3. On the Electro-dynamic Forces, by Prof. Lovering. 



4. On the American Climate and the Theories of its Storms, by 

 Prof. Hare. 



5. Upon the drift of wrecked material on the South coast of Long 

 Island; and on recent changes in Cape Hatteras, by Lieut. Davis. 



section of natural history, geology, &c. 



1. Observations on some Tracks in the Sandstones of the Clinton 

 Group, of New York, and their probable Origin ; also upon some Trails 

 in the surface of these Sandstones, by Prof. Hall. 



2. On the Copper Mines of Lake Superior, by C. T. Jackson. 



3. Exhibition of some of the Bones of the Dinornis Novse-Zealan- 

 dise, with remarks, by Prof. Chase. 



W 



Burnett. 



tains, by Prof. Guyot, 



Wh 



Monday, Aug. 20, 10 o'clock, A. M. 



SECTION of PHYSICS, CHEMISTRY, kc. 



1. General Tables for the Reduction of the apparent places of Stars 

 by Prof. J. S. Hubbard. 



• 



