360- 
ROCKY MOUNTAIN SPOTTED FEVER TICK ( Dermacentor andersoni Stiles) 
Utah. G, F, Knowlton (July 5)* Found attacking man in Allen* s Canyon, in 
Rich County. 
CHIGGER ( Eutrombicula alfreddugesi Oud. ) 
Illinois. F. C. .Bishopp (July S)j Reported as extremely had in a garden 
at Fox River Grove. Indicated as being more abundant here than ever 
before noted by the correspondent during a 15-y0ar residence in this 
area. 
Missouri. L. Haseman (July 23) : Unusually heavy infestation during July, 
complaints being received from all parts of the State. 
Nebraska. H. D. Tate (July 17): Request for control information received 
from Douglas County on June 25» Troublesome on a lawn, 
Texas, W. G. Bruce (July 25): Worse than in the last 4 years at Dallas. 
Very annoying to man and dogs. 
TROPICAL RAT MITE ( Liponyssus bacoti Hirst) 
District of Columbia, F. C. Bishopp (July 29): Found biting man in a house 
in Washington, (Det. by H. E. Ewing.) 
West Virginia. W. M. Williams (June ll): Collected from man at Romney on 
June 10, (Det. by H. E. Ewing.) 
Alabama. J. M. Robinson (July l6)j Reported on man at Oneonta on June 6. 
A BIRD MITE ( Liponyssus sylviarum C. & F. ) 
Maryland. E. A. Back (June 13): Specimens received from Baltimore, where they 
were reported as annoying to the occupants of a house. (Det, by H. E. 
Ewing. ) 
CATTLE 
SCREWWORM ( Oochliomyia americana C. & P. ) 
Texas. E. W. Laake (June 30): No adults taken in the Dallas status trap 
during the period April-June. : 
HORN FLY ( Haematobia irritans L. ) 
Georgia. T. L. Bissell (July 20): Flies, .apparently this species, reported 
as seriously annoying to beef cattle at Jonesboro. 
Florida, A. L. Brody (July)j Still numerous, averaging 1,000 or more per 
animal, on steers at the Government Station at Panama City. Range animals 
observed north of Panama City to Bonifay had few or none. 
