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MOSQUITOES (Culicinae) 
Utah. G. F, Know It on (April 20) ; .Mosquitoes reported, as appearing in northern 
Utah. 
Oregon. H. H. Stage (March and April): First larvae of- Theohaldia incidens Thoms-, 
observed in artificial containers at Portland on March 2S. Third- ins tar 
larvae of Aedes vexans Meig. taken at Portland on April 7» Not associated 
with flood-water conditions "but in rain pools. (April 14) First -larvae 
of Anopheles maculipennis Meig., A. punct-iponnis Say, and Cnlex tarsal is Coq. 
found in Multnomah County 'during- the last few days. - 
, TROPICAL./ RAT MITE, ( Liponyssus bacoti Hirst)- 
California. H. J. Ryan (April l4) ; Reported on persons at' Hollywood and Los 
Angfeles on March 30» (Det. by H. H. Keifer.) 
• ’ ' f /A 
ROCKY MOUNTAIN SPOTTED: PE VSR TiCK ( DOrnacentor anders ohi Stiles) 
Idaho. J. R. Douglass (April S): Reported from the Snake River Plains that this 
tick is very numerous in southern Idaho this Spring. 
AMERIC.Uf DOG TICK ( Deruacentor variabilis Say) 
Delaware, E. C. Cushing (April 25): On April 24, two specimens were received from 
Harbes on, where they were found on a' man’s- clothing. (Det. by Helen L. 
Trembley. ) 
Maryland and Virginia. E. C. Cushing (April 25): Reports received since the 
first week of April relative to occurrence of v this tick in Maryland and 
Virginia near Washington, D. C. (Det, by Helen L, Trembley.) 
Tennessee. E. C. Cushing (April 25): Specimens received from around Knoxville. 
Collected since April 8. (Det. W Helen L. Trembley.) 
Georgia. A, L. 3rody and E. E. Rogers (April)* 
were removed fr.om sheep at Valdosta. M n re 
sheep at Valdosta on April 13. 
On April 6 one .male and one female 
ticks o‘f this species removed from 
CATTLE 
B I TI NG MIDGES ( S inul i i dae ) ; 
Tennessee. G, M. Bentley (April 19). Reported on April 9 an causing considerable 
cLana B e m counties in western Tennessee, where water has been high Sons 
livestock killed and control measures Being used by farmers! 
/h g Knowlton (April 22): Biting midges very annoying to nan* females 
(Siaulrua >JP. ) abundant at lights in northern Utah. 1 S 
SCxiEWv ORivI ( Gochliomyia americana G. & p.) • 
Georgia. A. l. Brody and E. E. Rogers (Anri 1 Tw-Oo + + • 
u • -\"Pri l dO)* Infestations on cows at Valdost? 
