228 TRANS. OF THE ACAD. OF SCIENCE. 



Francis M. Case, Esq., of Denver, Colorado Terr., and Mr. 

 Albeit Bunsen, of Belleville, Ills., were elected Correspond- 

 ing Members. 



May 4, 1863. 

 The President, Dr. Engelmann, in the chair. 



Letters were read from Dr. John M. Bigelow, Detroit, 

 April 28, 1863, and from Francis M. Case, Esq., Denver, Co- 

 lorado Terr., April 29, 1863, severally acknowledging their 

 election as Corresponding Members. 



The following publications were received : Ann. Report of 

 the Trustees of the Museum of Comparative Zoology for 

 1862, Boston, 1863— /rom the Trustees. Check List of N. 

 Amer. Shells (Smithsonian Misc. Coll.) : Unioni(he, by Isaac 

 Lea— -from the Smithsonian Institution. Atti della Societa 

 di Accliinazione e di Agricoltura in Sicilia, T. II., No. 2, 

 1862, Palermo— from the Society. 



May 18, 1863. 

 The President, Dr. Engelmann, in the chair. 



Eight members present. 



Letters were read from the Museum of Comp. Zoology, 

 Cambridge, May 12, 1863 ; from A. F. Bandelier, Jr., High- 

 land, Ills., May 16, 1863 ; and from W. C. Flagg, Alton, Ills., 

 May lt>, 1863, — acknowledging receipt of Transactions. 



The Corresponding Secretary laid upon the table the Am. 

 Jour, of Science, No. 145, May, 186:5, New Haven ; the Jour, 

 of Education, Vol. VII., No. 4, Montreal, 1863 — from Major 

 L. A. IIuguet-Latour ; and, also, No. 1 of Vol. II. of the 

 Trans, of the Academy, lately issued. 



Prof. R. L. Tafel read a paper on English Orthography and 

 Pronunciation. 



Mr. Holmes presented from the Smithsonian Institution a 

 box containg a collection of fresh-water shells from various 

 parts of the United States, labelled according to the Cata- 

 logue of the Institution ; and also, from Mr. G. F. Filley, a 

 globular concretion of sandstone, 15 inches in diameter, from 

 Cannonball River. 



Dr. Engelmann exhibited a self-registering maximum and 

 minimum thermometer, made by J. Green, of New York, of 

 new construction, which he considered a valuable improve- 

 ment. 



