THRIPS (Thysanoptera) 
South Carolina, C. F. Rainwater (April 26): Numerous in rose "buds in 
Florence County, 
A R0S3 SAWFLY (Tenthredinidae) 
New Jersey. M. D. Leonard (April JO) l Number of small black sawflies, 
severe.! of -which seemed to be trying to oviposit, observed resting 
on leaves of several rose bushes at Haddonf ield® 
SNOWBALL 
SNOWBALL APHID ( Aphis viburnicola Gill.) 
New Jersey, M. D. Leonard (April 3^)* Several large snowball shrubs at 
Haddonf ield have very few leaves deformed. Infestation seems to 
be lighter than usual. 
. SPIRE A 
SPIREA APHID ( Aphis spiraecola Patch) 
New Jersey. M. D. Leonard (April 30) J At Haddonf ield no aphids observed 
on spirea shrubs which become more or less infested each season. 
INSECTS ATTACKING MiN AND 
DOMESTIC ANIMALS 
MAN 
MOSQUITOES (Culicinae) 
Vermont. H. L. Bailey (April l4) : Very small larvae- of Aedes spp. found 
today in swampy pools at Salisbury, Addison County, in the western 
part of the State. 
Utah. G. F. Knowlton (April 20): Adult A. dorsalis Meig. present in ficl 
west of Logan. 
Oregon. E. F. Knipling (March 31) : Unusually rnild weather during 
February -and March has resulted in some mosquito breeding in the 
Portland area.. Adults of Theobaldia spp. we re active as early as 
March 2 and egg rafts of this species were taken in considerable 
numbers on March l6. Larvae of A. ; increpitus Dyar were found on 
March 11, '24 days earlier than recorded collections of this species 
for the Portland area. 
A GNAT ( Chaoborus astictopus D. & K. ) 
California.. A. W. Lindquist (March 31) : Number of larvae in bottom 
samples at Nice, in the northwe stern part of the State, is somewhe.t 
greater than that of 1940, but approximately 26 percent less than 
in 1939* More larvae were recovered on the southwestern part of 
