AND SEMI-ANNUAL SEISMIC PERIODS. 
1145 
Period. 
Maximum. 
Amplitude. 
Annual. 
March, h —May, h 
•05 
Semi-annual. 
f February, a 
1 August, a 
1 
J 
■13 
Annual barometric. . 
April, b 
75. In discussing the geographical distribution of the New Zealand earthquakes, 
Sir J, Hector has classified the earthquakes in monthly groups in six districts. The 
following are the results obtained from the numbers given by him :— 
District I. North part of the North Island, including Hokianga, Kaipara, and 
Cambridge. Number of earthquakes, 2. 
District II. Central part of the North Island, including Tauranga, Taupo, Taranaki, 
and Manawatu. Number of earthquakes, 184. 
Period. 
Maximum. 
Amplitude. 
Annual. 
April, b 
•22 
Semi-annual. 
f Marcb, a 1 
t September, a j 
•30 
District III. East Coast of the North Island, including Gisborne, Napier, and 
Wellington. Number of earthquakes, 188. 
Period. 
Maximum. 
Amplitude. 
Annual. 
May, b 
•11 
Semi-annual. 
f February, a I 
•26 
1 August, a j 
District IV. West Coast of the South Island, including Marlborough, Nelson, and 
Grey. Number of earthquakes, 88. 
Period. 
Maximum. 
Amplitude. 
! 
: Annual. 
July, b 
•32 
Semi-annual. 
J Marcb, a 1 
\ September, a j 
•20 
7 G 
MDCCCXCIII.—A. 
