1852.] 105 



and third quills have a white line extending along their ou^f r edge ; secondaries 

 are rather lighter, and have a light brown margin, on their upper surface they 

 are reddish brown ; tertiary feathers and wing coverts reddish brown, with a 

 light margin, and on their outer edge an elongated black spot ; tail consists of 

 fourteen feathers, the two central of which are dark brown ; the four lateral 

 feathers are black near their extremity and white at tip ; and the six lateral 

 have the black, but are light brown at tip ; tarsus and feet light red. 



Habitation. Cross Timbers. 



Observations. This specimen somewhat resembles the E. Carolinensis, but on 

 examination proves to be totally different. I procured it in the cross timbers on 

 the North Fork of the Canadian, on the 6th of September, 1850, whilst attached 

 to the Creek boundary survey as surgeon and naturalist, under the command of 

 Lieut. J. C. Woodruff, Topographical Engineers, U. S. Army. I saw several of 

 them feeding on the ground, and was immediately struck with their size, being 

 so much smaller than our common dove. I was unable, however, to procure 

 but one specimen, and this on dissection proved to be a male. 



The Committee on Mr. Lea's communication entitled, " Description 

 of a fossil Saurian of the New Red Sandstone of Pennsylvania, &c. ; '' 

 and " On some new fossil Molluscs from the Carboniferous Slates of the 

 Wilkesbarre Coal Formation," reported in favor of publication in the 

 Journal. 



The Report of the Corresponding Secretary, for February, March and 

 April, was read and adopted. 



Dr. Rand offered the following, which was adopted : 



Resolved, That Members of the State Medical Society, now in session 

 in Philadelphia, be invited to visit the Museum of the Academy on the 

 afternoons of this week, between the hours of 3 and 6 o'clock. 



On leave granted Mr. Lea made a few observations on a cast of the 

 impressions of Sauropus primaevus Lea^ found in the Red Sandstone 

 of Pottsville, Pennsylvania. 



ELECTION. 



Mr. Edward S. Buckley, and Mr. Thomas F. Seal, of Philadelphia, 

 were elected Members of the Academy. 



June \st. 

 Vice-President Bridges in the Chair. 



A letter was read from the Librarian of the British Museum, dated 

 London, 1st May, 1852, acknowledging the receipt of late numbers of 

 the Proceedings. 



Also one from Prof. A. D. Bache, Superintendent of the U. S. Coast 

 Survey, dated Washington, April 6th, 1852, accompanying the donation 

 of Charts announced this evening. 



Also from the Rev. M. A. Curtis, dated Society Hill, (S. C.) May 

 24th, 1852, accompanying the donation of plants from Syria, Egypt, 

 &c., announced this evening. 



Mr. Lea read a paper entitled, *' Description of a new species of Es- 



