178 TRANS. OF THE ACAD. OF SCIENCE. 



Prof. Robert Peter, of Lexington, Ky. ; Prof. J. Bosquet, of 

 Maestricht, and Prof. Richard Owen, of New Harmony, Ind., 

 were elected Corresponding Members. 



April 7, 18G2. 



The President, Dr. Engelmann", in the chair. 



Ten members present. 



The following publications were received : 



Rep. of Overseers of Harvard College on Library for 1861, from the Li- 

 brarian. Rep. upon the Colorado River of the West, by Lieut. J. C. Ives, 

 U. S. Top. Engrs., 4to, 1861, from Dr. J. S. Newberry. Proc. Entomol. 

 So«\, Philad., Jan. & Feb. 1862. from the Society. 



Dr. Wislizenus presented the oviduct of a Gasteropod from 

 Staten Island, and Dr. Hilgard, a large collection ol Lichens 

 from Europe. 



April 21, 1862. 



The President, Dr. Engelmann, in the chair. 



Seven members present. 



The following was received : Observ. on the Rocks of the 

 Mississippi Valley* by C. A. White & R. P. Whitfield, 1862, 

 from the Authors. 



Dr. Engelmann presented Placodium Yusvffii, Link, 

 (Lichen esculentus,) from the Desert of Sahara, and stated 

 that it was found somewhat abundantly in the arid sands^ of 

 the desert, and possessed mueh historic interest, as being 

 probably the manna of the Jews. 



Dr. Engelmann presented from his brother, Mr. Henry En- 

 gelmann, "a paper entitled Topaz in Utah. Referred to the 

 Publication Conn nit tee. 



Mr. Holmes announced the death of Dr. Hiram A. Prout, 

 an Associate Member, one of the founders and formerly Pres- 

 ident of the Academy; and offered the following resolutions, 

 which were unanimously adopted: 



Resolved, Thai with extreme regret we have heard of the dealh, this 

 morning, of our Associate Member, Hiram A. Prout, M.D.,late President 

 of the Academy, at his residence in this city. 



Resolved, That, in life, <mr departed Associate was especially endeared 

 to us by an active and courteous cooperation with us in the objects and 

 aim? of our institution, since its foundation, and by his devotion to scien- 

 tit studies, to which he gave the leisure which could be spared from the 

 {.uies of a profession in which he al«o held a distinguished place, and 

 which had gained for him an eminent reputation, not merely with us, but 



