AA4 Scientific Intelligence. 
ture and Physiology; by Frances H. Green; Part II, Systematic 
Botany, illustrated by a Compendious Flora of the Northern States; ‘ 
by Joseph W. Conepon. 328 pp., small 4to. New York, 1855, D. 
Appleton and Co.—An elementary and well illustrated text-book for the 
young student of Botany. 
‘athygnathus borealis, an extinct Saurian of the New Red 
Sandstone of Prince Edward’s Island ; by Joseru Leipy, M.D., (ex- 
tracted from the Journal of the Acad. of Nat. Sci. Philad., vol. ii.)— 
n the last visit of the enthusiastic and distinguished geologist Sir Charles 
Lyell, to this country, he informed me that Mr. J. W. Dawson of Pictou, 
Nova Scotia, had received from Mr. D. McLeod, for disposal, a frag- 
ment of a jaw of a large saurian animal, which was found in the New 
Red Sandstone Formation of Prince Edward’s Island. Mr. Lyell sent 
place, and was purchased by Messrs. Isaac Lea, William S. Vaux, and 
f, and the Academy, in the cabinet of which it 
is now very appropriately arranged at the side of the only other known 
attached by its inner surface to a mass of matrix of a red granular 
tieulated with it much in advance of its usual position in saurians. 
ne is every where marked by 
smile deli ramina. Z 
row of foramina, visible in the specimen, for the 
ae 
