70 J. B. CLELAND. 
Infected rodents were found at all the places attacked. 
129 were detected in the Brisbane area between January 
Ath and November 29th, of which 87 were H. norvegicus, 
41 E. rattus (alexandrinus) and 1 Mus musculus. 
1906.—32 cases, with 12 deaths, occurred between March 
6th and December 18th, distributed as follows :— 
Brisbane, between March 6th and December 18th, 11 
cases and 7 deaths. 
Rockhampton, between April 3rd and May, 11 cases 
and 4 deaths. 
Cairns, in July, September and October, 10 cases and 
1 death. 
48 infected rodents were found in the metropolitan area 
between January 12th and December 28th, comprising 32 
E. rattus and 16 EL. norvegicus. 
1907.—53 cases, with 25 deaths, occurred between Janu- 
ary 3rd and September, distributed as follows:— 
Brisbane, between January 3rd and eee 40 cases 
and 20 deaths. 
Ipswich, on February 12th and May 28rd, 2 cases 
and 2 deaths. 
Port Douglas,’ between January and May, 10 cases 
and 2 deaths. 
Townsville, on March 17th, 1 ease and 1 death. 
45 infected rodents were found in the metropolitan 
district between January 2nd and December 20th. 
1908.—29 cases, with 16 deaths, occurred between 
January 38rd and November, distributed as follows :— 
Brisbane, between January 38rd and April, and in 
June, August and November, 14 cases and 8 deaths. 
Cairns, 14 cases and 7 deaths. 
Mackay, on April 29th, 1 case and 1 death. 
1 In the ten cases from Port Douglas, baviill morphologically like those 
of plague were detected. In addition, in this Mossman district there 
were about sixty other cases with glandular swellings, provisionally 
diagnosed as ‘ pestis minor.’ 
