422 Scientific Intelligence. 
pan, Jeddo and Miako, which has been thrown open to the commerce of 
the United States in 1854. The dreadful earthquake of 1854 at this 
place was alluded to. It totally changed the character of the harbor of 
Simoda, destroyed the fine city of Osaca, and injured Jeddo. The wave 
which was caused by this upheaval of the land traversed the entire 
breadth of the North Pacific in twelve hours and some few minutes, a 
distance of between 4,000 and 5.000 miles, demonstrating the depth of 
that ocean to be between two and three miles. The diagram illustrating 
the paper showed the singular confusion before mentioned in the hydrog- 
y of these small but important positions. The Bonin Islands lie to 
the southward. ey have recently been made the subject of some un- 
courteous disputation by the Americans as to the right of discovery and 
ownership. There can be no doubt of their Japanese discovery, and are 
the Arzbispo Islands of the early Spaniards. Next follows Captain Cof- 
fin in 1824-5, who was believed to be an Englishman, but which is con- 
9. On the New stone Formation of Pennsylvania ; by Isaac 
Lea, (Proc. Acad. Nat. Sci. Phil., April, 1856.)—Mr. Lea read some 
notes from a paper he is preparing for the Journal of the Academy on the 
Red Sandstone Formation of Pennsylvania, and stated that he had, dur- 
ing an excursion last summer, found in the dark shales of that Formation,’ 
near Pheenixville, on the Schuylkill, the tooth of a Sauroid Reptile which 
he thus characterised. 
EM 
asin that genus, nor is itso large or so attenuate. The form, too, is more 
compressed. It differs in size from the teeth of Bathygnathus borealis of 
Leidy, from the New Red Sandstone of Nova Scotia, being smaller and 
= enchant smooth edge and not 4 
* Kirymua aculeus and Sou: dens, 
