318 Scientific Intelligence. 
“There are several places in the valley where eva in the 
ound have crossed roads, ditches or snes of fences, and where 
evidence has been left of an actual moving of the one hori- 
zontally as well as vertically. One of these instances of horizontal 
motion is seen on the road from Bend City to eee pee 5 about 
three miles east of the latter place. Here, according to areful 
diagram of the Sera it appears that the road running poe and 
west has been cu a fissure twelve feet wide, and the west- 
erly portion of . ade! Sighieen feet to the south.” Other 
similar instances were notic 
The “ General Cmehintons? arrived at in the second paper are, 
surface at a rate of from thirty to thirty-five miles in a minute, if 
measured in a line at right angles to the axis of saul Si ai 
aptain faa ajor General) R. J. Nelson, R. E. eh or of 
a bee which, through oversi isht, is 0 
ee in the writer’s recent work on Corals and Coral Is iso 
The abstract nppeaeed in the Quar $n Journal of the Society for 
1853, p. 200.—J 
Hydrographical Office, is only 230 fect ae ‘the sea, Gener rally 
speaking, the hills on the larger ipa are much under 300; feet in 
height, ‘and on the islets from 50 to 10 feet. The 
ities generally is occupied by ee rocky hills "bee ae 
ing basins or lorena parts of what may once have been basins, 
cuyirncue ae an Witer, ‘more or less brackish, rises and falls 
every where throughout the lower parts of these flats, though ye 
contemporaneously with the tide*, or at a uniform rate. The s 
face is sometimes covered with grass and low bush, and foe 
it consists of the bare rock, ful of hollows, which are coated or 
even arched over with wists achdaistantie substance. It is in these 
cavities, locally termed “ pot holes,” that most of the soil is found; 
and in the gardens made on such ground, Bra Sree, 2 pine-appes 
Indian aioe sugar-cane, etc., grow luxuriantly, ides t ask 
“rock-marshes” there are also ordi inary marshes and mangroy 
swamps, of no great extent or depth, which are more or less 10 
connection with the sea. On the lar wer islands the rocky surlace 
_* At Nassau, Bahamas, the tide rises from 4 to 3 feet (spring to neap); but 
ai Iuensids & Haasteoke 5 bs to 44. 
