Trans. N. Y. Ac. Set. I54. June 4, 



tendent of the Coast Survey, by Prof. Alex. Agassiz, in a letter which 

 was published in the Bulletin of the Mus. of Comp. Zoology, vol. v., No. 

 14. 



Note. — In Los Roques, not far to the eastward of Buen Ayre, a 

 peculiar form was discovered, described by M. Crosse in 1873, as 

 Ravenia B/and/,— a\\\ed to Spiraxis, but with a tooth on the outer lip. 



The paper was discussed by Dr. B. N. Martin, Dr. Wm. Or- 

 MiSTON, and the President. 



June 4, 1883. 

 Business Meeting. 



The President, Dr. J. S. Newberry, in the Chair. 



Forty persons present. 



Certain recommendations of the Council were adopted, and it 

 was voted to adjourn the sessions of the Academy, as usual, for 

 the summer. Notice was given by the President that when the 

 meetings are resumed, at the beginning of October, they will be 

 held in a Lecture-room of the new building of Columbia Col- 

 lege, in East 49th street, where the Academy would be accom- 

 modated free of rent, according to the proposal made and accepted 

 last spring. 



Prof. D. S. Martin, the Chairman of the Publication Committee, 

 was authorized to remove all the property of the Academy, now at 

 No. 12 West 31st street, to a room provided without charge in the 

 building of Columbia College. 



It was " Resolved., that the Secretary of the Academy be em- 

 powered to act for the Academy in extending an invitation to the 

 American Association for the Advancement of Science to hold its 

 meeting of 1884 in New York city, and to communicate on the 

 subject with the Permanent Secretary of the Association and with 

 the other scientific societies of the city." 



The resignation of Dr. Rylance was accepted. 



The Publication Committee reported, through its Chairman, 

 Prof. D. S. Martin, that Number 12, the closing part of Volume 

 II. of the Annals, was in type, and nearly ready for issue and dis: 

 tribution. 



Mr. George F. Kunz exhibited a number of remarkable and 

 •interesting minerals, comprising a large set of fine zeolites from 



