- 571 - 
month have been breeding abundantly in rain barrels at Columbia. 
However, there seems to be a scarcity of Anopheles spp. in this area. 
It is observed that Missouri has again been having a rather heavy 
epidemic of sleeping sickness of horses, particularly in the northern 
half of tho State. 
EYE GNATS ( Hippelates spp. ) 
Texas. H. M. Brundrett (August 30) : Eye gnats, tentatively determined 
as H. dorsatus Loew, were numerous enough August 17 to be quite 
annoying on the Wakefield ranch, 5 miles south of Uvalde. About 20 
gnats per person were noted. 
AMERICAN DOG TICK ( Dernacentnr var iabilis Say) 
Maryland. E. N. Cory (September 7) : Nymphs were found on dogs and in 
animals* bedding at Annapolis and Baltimore. 
BLACK WIDOW SPIDER ( Latrodec fcus mac tans E. ) 
New Jersey. H. C. Do no hoe (September 10) : Noted in considerable numbers 
during the summer in the vicinity of Trenton. At White Horse they 
have been abundant in the office buildings, storages, cellars, and 
out-of-doors about the buildings. Recently, in rearranging a 9 x 10- 
foot storage space, seven immature females were killed and many more 
were observed. 
Delaware. H. C. Do nohoe (September 10) : Noted in considerable numbers 
during the summer at Dover and Edge Moor. 
Maryland. H. C. Do nohoe (September 10) : Noted in considerable numbers 
during the summer at Salisbury and Eden. 
North Carolina. J. E. Cooper ( September 23); Two reports received in 
Salisbury during the summer. Six adult females encountered in 
Spencer since September 1. 
Washington. E. J. Newcomer (September): This snider appears to be more 
numerous at Yakima than usual, having been reported from orchards, 
basements, garage s , etc. Several people have reported killing from 
15 to 20 of the spiders on their promises. 
CATTLE 
SCRSWWORM (Co chliomyia americana C . & P . ) 
Illinois. . W. P. Plint (September 23); There is a considerable outbreak 
of the screwworn in an area in the north-central part of the State, 
and damage has been reported in separate areas in the west-central 
part. 
Georgia. T. L. Bissell (September 3) : A case reported in the nose of a 
