182 Association of American Geologists and Naturalists. 
of other portions of the Appalachian series, as described by Prof. 
H. D. Rogers and Mr. Hall, bear so striking a resemblance to 
those more recent effects*which have given rise of late to such 
deeply interesting speculations, that it would seem unphilosoph- 
ical to refer the two to different mechanical causes. He there- 
fore maintained, that as in the production of these ancient phe- 
nomena of diluvium or drift, it can hardly be supposed that ice, 
either floating or in the form of glaciers, could have performed 
any part, since the existence of ice in the ocean at that period is 
scarcely conceivable, we are under no necessity of resorting to the 
glacial, or even the glacio-aqueous theory, in explanation of the 
more modern phenomena of grooved and striated rocks. 
Resolved, That Mr. J. D. Whitney, Jr. be appointed a com- 
mittee to be charged with the letters from the secretary to the 
various foreign societies inviting their coéperation. 
The standing committee nominated Mr. N. Appleton, of Bos- 
ton, and Prof. EL. Emmet, of the University of Virginia, as mem- 
bers of the Association, and they were unanimously elected. 
Resolved, That the thanks of this Association be presented to 
the secretary and assistant secretaries for the performance of the 
arduous duties assigned them during the i meeting of the 
Association. 
Resolved, That the different state geologists be requested to 
apply to the legislature of the states with which they are con- 
nected, for a number of copies of their reports for the use of - 
Association. 
* Resolved, That Mr. James Hall be added to the local com- 
“mittee of next year. | 
Resolved, That the thanks of this Association be presented to 
the Boston Society of Natural History for the use of their hall 
_ 4s place of meeting, and for the kind attention shown to ~ 
ae “Association by its individual members. 
_ Mr. Couthowy read some extracts from his journal, “on the 
_ wave-like undulations of the earth’s crust at all periods of dis- 
‘turbance from the most ancient date to the present time,” instan- 
sg 3 some modern voleanoes. 
- Mor ¥, on resigning the chair during the remainder of 
then addressed the Association as follows: 
-Before we part, permit me to thank you in the 
terms for the honor you have done me 
