166 QUARTERLY JOURNAL. 



system. The remarks of Mr. Hall are equally untrue. We chal 

 lenge that gentleman, or any other member of the association, t<i 

 produce a fossil of the Trenton limestone from a member of th< 

 laconic system, and Mr. Hall knows full well that up to the tim 

 of this meeting, not a single fossil common to the two syi 

 tems has yet been discovered. We are happy, however, in ob 

 serving that the views of Prof. Dewey coincide in the main witl 

 our own, and also, that many more distinguished men are adoptinj 

 views favorable to the separation of the laconic rocks from thos 

 which constitute the New- York system,] 



ALABAMA PRAIRIES. 



Dr. Kane exhibited some specimens of chalky fossil and rock 

 from the prairies of Alabama, similar to the green sand of DeU 

 ware ; the bottom of the tertiary. Also some curious statement 

 about the boring for water by artesian wells near the Tombigbt^ 

 river. , 



The convention then elected the following officers unanimously 



Dr. Jackson, of Boston, President for next year. 



B. SiLLiMAN, Jr. Permanent Secretary. 



Prof. Silliman then gave a very brief but interesting account 

 the iron mountains of Missouri, 700 feet high, made up of larf( 

 blocks (not strata or veins) of hydrated peroxide of iron ; and til 

 meeting adjourned to hear Prof. Rogers' lecture at the Midd^ 

 Church on volcanoes and earthquakes ; after which they all hi 

 an elegant supper and conversazione at Mrs. Whitney's hospitabi 

 mansion. |P! 



J 



SIXTH DAY. 



The Chairman, Dr. Dewey, having taken his leave of the Ass 

 ciation last evening, with a few appropriate remarks, on the nor 

 ination of Prof. Olmsted, Dr. Binney, of Boston, was elected 

 Chairman. 



Dr. Jackson expressed his sense of the honor done him by ele 

 ting him as Chairman for next year. 



On motion of Prof. Rogers, it was 



Resolved, That a committee be appointed to memorialize 'tl 

 Legislature of the State of ISew York on the subject of diffusii 

 the Reports on the Geology of that Stale. 



Prof. Silliman, Prof. Rogers and Dr. C. T. Jackson were a 

 pointed a committee for that purpose. 



i 



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