STATE._OP TLD 0N Ors 
WittiamM G. STRATTON, Governor 
DEPARTMENT OF REGISTRATION AND EDUCATION 
VerA M. Brinks, Director 
BOARD OF NATURAL RESOURCES AND CONSERVATION 
Vera M. Binks, Chairman 
A. E. Emerson, Ph.D., Biology 
L. H. Trrrany, Ph.D., Forestry 
Rocer Apams, Ph.D., D.Sc., Chemisiry 
WaLter H. Newuouse, Ph.D., Geology 
Ropert H. AnpErson, B.S.C.E., 
Engineering 
Grorce D. Stopparp, Ph.D., Litt.D., L-H.D., LL.D., President of the University of Illinois 
Detyte W. Morris, Ph.D., President of Southern Illinois University 
NATURAL HISTORY SURVEY DIVISION 
Urbana, Illinois 
SCIENTIFIC AND TECHNICAL STAFF 
HARLOW B. MILLS, Ph.D., Chief 
Bessie B. East, M.S., Assistant to the Chief 
Section of Economic Entomology 
Georce C. Decker, Ph.D., Entomologist and Head 
. H. Biccer, M.S., Entomologist 
. L. Encutsu, Ph.D., Entomologist 
S. C. CHANDLER, B.S., Associate Entomologist 
Wiis N. Bruce, Ph.D., Associate Entomologist 
NorMan C. GANNON, Ph.D., Associate Entomologis! 
oun M. WriGut, Ph.D., Assistant Entomologist 
W. H. LucKMANN, M.S., Assistant Entomologist 
H. B. Perry, M.A., Extension Specialist in 
Entomology 
PAUL SuRANYI, Ph.D., Assistant Entomologist 
Massoup VARZANDEH, Ph.D., Research Assistant 
Mitton E. Trnker, M.A., Field Assis!ant 
Suge E. WatTKINS, Technical Assistant 
Section of Faunistic Surveys and Insect 
Identification 
H. pl gota Ph.D., Systematic Entomologist and 
Hea 
Mitton W. SANDERSON, Ph.D., Associate Taxonomist 
Lewis J. STANNARD, Jr., Ph.D., Assistant Taxonomist 
Leonora K. Gtoyp, M.S., Laboratory Assistant 
Puitie W. Smit, Ph.D., Assistant Taxonomist 
Grace H. Hutt, B.A., Technical Assistant 
Section of Forestry 
Witiet N. WANDELL, M.F., Forester and Head 
Lawson B. Cutver, B.S., Associate in Forestry Ex- 
tension 
Ross J. Mitver, M.S., Field Ecologist 
Jack M. Ruipner, B.S., Field Assistant 
CHARLOTTE ASCHBACHER, B.A., Technical Assistant 
Technical Library 
Rutw WaARrRRICK, B.S.L.S., Technical Librarian 
JeAN A. STOCKDALE, B.S.L.S., Assistant Technical 
Librarian 
Section of Applied Botany and Plant Pathology 
Leo R. TEHON, Ph.D., Botanist and Head 
J. Cepric Carter, Ph.D., Plant Pathologist 
J. L. ForsserG, M.S., Associate Plant Pathologist 
Pau F. HorrMan, Jr., Ph.D., Associate Plant 
Pathologist 
G. H. Borewe, M.S., Assistant Plant Pathologist 
RICHARD J. CAMPANA, Ph.D., Assistant Plant 
Pathologist 
E. B. Hime ick, M.S., Assistant Plant Pathologist 
B. M. ZucKERMAN, M.S., Assistant Plant Pathologist 
Rospert A. Evers, Ph.D., Assistant Botanist 
E. A. Curt, M.S., Special Research Assistant 
Roventa F. Fitz-GEerRA.LD, B.A., Technical Assistant 
Section of Aquatic Biology 
Guaace W. BENNETT, Ph.D., Aquatic Biologist and 
e 
WILLIAM C. STARRETT, Ph.D., Associate Aquatic 
Biologist 
DoNALD F. HANSEN, Ph.D., Assistant Aquatic 
Biologist 
R. W. Larrore, Ph.D., Assistant Aquatic Biologist 
Rospert D. Crompton, Field Assistant 
LEONARD DuruHAM, M.S., Technical Assistant* 
P. L. McNett, B.S., Technical Assistant* 
Section of Game Research and Management 
T. G. Scott, Ph.D., Game Specialist and Head 
Racpu E. YEATTER, Ph.D., Game Specialist 
F. C. BELLROSE, B.S., Associate Game Specialist 
H. C. Hanson, M.S., Assistant Game Specialist 
af S. JorDAN, Ph.D., Assistant Game Technician 
DWARD J. Larimer, B.S., Technical Assistant 
WILLIAM NugEss, Field Assistant 
LysLeE R. Pretscu, M.F., Project Leader} 
Section of Publications and Public Relations 
James S. Ayars, B.S., Technical Editor and Head 
BLANCHE P, YounG, B.A., Assistant Technical Editor 
WicuiaM E, CLark, Assistant Technical Photographer 
JAMES W. CurrMaAn, B.S., Technical Assistant 
CONSULTANT IN HERPETOLOGY: HOBART M. Situ, Ph,D., Associate Professor of Zoology, University of Illinois. 
CONSULTANT IN PARASITOLOGY: NorMAN D. Levine, Ph.D., Associate Professor of Veterinary Parasitology and 
of Veterinary Medicine, University of Illinois. 
_ ,*Employed by the Illinois Department of Conservation and assigned to the Natural History Survey for ad- 
ministrative and technical supervision. 
tEmployed by the Illinois Department of Conservation under terms of the Federal Aid in Wildlife Restoration 
Act and assigned to the Natural History Survey for administrative and technical supervision. 
This paper is a contribution from the Section of Faunistie Surveys and Insect Identification. 
(58256—2M—10-52) GEE 2 
