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INSECTS ATTACKING HAN AND 
DOMESTIC A N I M A L S 
MAN 
MOSQTJI TOES ( Cul i c inae ) 
Florida. W. V. King (June 30) ; The crab-hole mosquito ( Deinoceritos 
cancer ’ Thoob. ) reported, as attacking nan during the day and 'causing 
considerable annoyance on one occasion on a marsh in Broward County. 
The pitcherplant mosquito ( Wyoonyia smithii Coq. ) was collected for 
the first time in Florida near Tallahassee. Severe outbreaks of 
Psorophora coluinbiae D. & K. occurred during June throughout central 
Florida. A very large number appeared in the trap collection at 
New Smyrna on the night of June S3* Three heavy infestations of 
salt-marsh mosquitoes ( Aedes sollicitans Walk. ) occurred in Volusia 
County during May and June. Pains, rather than high tides, appeared 
to be chiefly responsible for the breeding. 
EYE GNATS ( Hippelates spp.) 
Georgia. A. L. Brody and E. E. Rogers (July 22): Exceptionally abundant 
at Valdosta. Largest catch over made at Valdosta was made during 
the last month. Exceedingly annoying to workers outdoors. 
Texas. C. C. Dconier (June): Found to be especially numerous in the 
irrigated district about Qpenado. 
CLEAR LAKE GNAT ( Chaoborns sp.) 
California. A. W. Lindquist (June 30 ) : First emergence occurred at 
Nico on April 2b. Two peaks of emergence, May 24-281 and June 7-13 » 
indicated. Greatest emergence within approximately 3/4 mile of 
shore. Emergence of the overwintering brood extended over a 52- 
day period. Length of the larval period of the overwintering brood 
somewhere around g months end possibly longer. Status traps have 
indicated a much lower incidence than last August. 
AMERICAN DOG TICK ( Derma cent or v ariabilis Say) 
Rhode Island. A. E. Steno (July 19): Apparently unusually abundant, 
and reports received of dogs being covered, with thorn. • 
Delaware. L. A. Stearns (July 5 ): Severe infestation on several dogs 
at Glasgow, Now Castle County. 
Maryland. S. N. Cory (July 20): Numerous requests for information, 
indicating a rather general infestation. 
J. A. Hyslop (July I 5 ): Worst infestation observed in the 
last 20 years now occurring in the region of Avonel. As many as 
100 ticks, in all stages of engorgement, removed from a single dbg. 
