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Arizona 
California 
Nebraska 
A OLIAT ( Hipp elate 5 sp;) 
F. C. Bishopp (May 25) : On April 13 a few specimens of this 
species were seen buzzing about the faces of people in Tucson. 
Some report that on certain days during the last two weeks these 
gnats have been rnnoying to man. 
F. C. Bishopp and D.'C. Parman (May 25): On April 16 this 
species was present in moderate numbers and beginning to c-\use 
much annoyance to residents of the Coachella Valley. Infested 
eyes, especially among the school children, are quite commonly 
seen, although every effort is being made to reduce this trouble, 
BUFFALO GNAT ( Fusimulium pecuarum Hi ley) 
M. H. Swenk (May 21): Prosimulium pecuarum was reported as 
very prevalent in the vicinity of North Platte, Lincoln County, 
about the middle of May. 
CATTLE 
Maryland 
North Dakota 
Missouri 
HORN FLY ( Haematobia irritans L.) 
H. S, Peters (May 25): Horn flies were observed rather nu- 
merous for the first time or. May 14. 
F. C. Bishopp (May 25): The first horn fly was observed on 
a bull at North Dakota Agricultural College on May 13. 
L. Haseman (May 24): The horn flies are becoming quite 
abundant. 
Idaho 
Nebraska 
NORTHERN CATTLE GRUB ( Hypo derma bovis DeG.) 
F. C. Bishopp (May 25): During the month of May specimens 
of this species have been received from the following localities 
in Idaho: Bennington and Ovid, Bean Lake County; Gannett, 
Blaine County; Samuels, Bonner County. These constitute the 
first records of this species for the State. 
SHORT-NOSED OX LOUSE ( Haematopinus eurystemus Nitz.) 
M. H. Swenk (May 21): During the third reek in April a cor- 
respondent from Thomas County reported sucking lice to be very 
prevalent on his cattle. 
DOG 
Texas 
BRO'.TM LOG TICK ( Rhipicephalus srn -.;i:-..-.;s I >.tr.) 
F. C Bishopp and F. A. Fenton (May 25): On April 19 o 3 
belonging to a. resident of El Paso were found considerably an- 
