- 585 - 
This species is rather uncommon in Oregon. It is not known 
to he widely distributed, as it has been reported only in the 
following counties: Malheur, Umatilla, Sherman, Wasco , and 
Jefferson. 
BLaCK WIDOW SPIDER ( Latrodectus mac tans F.) 
Oregon. D. C. Mote (October 23): A wafer meter inspector in Philo' 
\ math, Benton County, reported having obtained throe specimens 
of black widow spider from the small recesses in the ground 
in which water meters are placed. This same inspector found 
several specimens in the same locality 4 or 5 years ago when 
the spider appeared to be quite abundant and considerable 
publicity was given to this form.' During the last few years 
only an occasional specimen has been reported or brought into 
the laboratory. 
CATTLE 
SCREWWORM ( Cochliomyia amcricana C. & P.) 
Florida. A. L. Brody and E. B. Bl?,keslee (October 12): A case of 
true screwworm was found in the horn of a sheep. Larvae were 
in the second instar at Panama City. 
STABLEFLY ( Stomoxys calcitrans L. ) 
Florida. S. W. Simmons and E. E. Rogers (October): Heavy rains 
on September 24 and 25 caused a sudden drop in abundance of 
the stablefly in Bay County, and this continued until October 
13 , when there was a rather sudden reappearance following 
several days of north wind. Little breeding was observed in 
sea grass during the period of scarcity. 
A. L. Brody (October 13 ): A resident of Panama City told 
of the reappearance of the dog flies in swarms after an ab- 
sence of about 3 weeks. These flies were first noticed at 
7.30 a * m * on October 13 . 
Missouri. L. Baseman (October 23): Since September horn flies 
and stableflies ( Haematobia irritans L. and S_. calcitrans ) 
have been rapidly reducing in numbers, but a few are still 
present. 
Utah. G. F. Knowlton (September 28): Stableflies are. annoying to 
man at Syracuse. (October 19): Among flies present in a school 
at Logan were a few stableflies. 
