
a aa 
live in deciduous trees while those of the genera Aeris, Sirex, 
and Urocerus live in coniferous trees. The materia. snould be 
sent to the Fastern Field St vation, East Falls Church, Virginia. 
SOUTHERN FIELD CROP INSECT INVESTIGATIONS. 
W. D. Hunter, Entomologist in Charge. 
Dr. W. D. Pierse is on a general trinv through the 
pouth, He will visit the lavoratories at, Madison, Florida; Mound, 
ta., Clarksville, Tenn., Dallas, Texas; Uvalde, Texas, and El 
Centro, California. 
Be S&S. Chamberlin was apr ointed as 
ant on July 5, anil has been assigned to work on 
under F. L. McDonough, Ouiney, Florida. 
ic assist-= 
Oo insects 
4 
G. D. Pyiant was appointed a i hain cf field assist- 
at for work on cotton insects’ at Madison, Florida, under G, D. 
ith. 
Geo. E> Quinter was appointed a field assistant for 
temporary service at the laboratory at Clarksvilie, Tenn. 
G. N. Wolcott now serving under temporary appoint- 
ment on work relating to su@arecane insects held the first number 
drawn under the selective service act in his home precinct in 
New York. | 
G. D. Pylant and J. D. Smith have also been drafted 
into the military service. 
TROPICAL AND SUBTROPIVAL FRUIT INSECT INVESTIGATIONS. 
Ce L. Marlatt, Entomologist in Charge. 
Harold Morrison, whose trip ot exploration:.to the 
Virgin Islands and in the West Indies has been referred to in 
previous letters, has completed his work in the Virgin Islands 
and Porto Rico and is probably now in Santo Domingo. Some very 
interesting communications have been received from him in rela- 
tion to this work: anc suzu0d doal of valuable material. Valuable 
material is also being reveived from the collaborators appointed 
in Central and South American countries in connection with the 
study of the fruit flies and other insect pests of such countries. 
The monthly conditions of the work in Florida and 
California are covered in the Emergency Entomological Service Bul- 
letin. 
Avgeneral bulletin (Dept. Bull. 491) on the melon fly 
By Back and Pemberton has just been issued. A paper has just been 
received from Mr. Pemberton on the subject of fruit-fly parasites 
in Hawaii durin 1916. 
