1974] 
Waldorf — Sinella coeca 
257 
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1961. Beobachtungen zum Verhalten arthropleoner Collembolen (Aptery- 
gota). Deutsch Entomolog. Z., N. F. 8: 216-221. 
1963. Zum Putzverhalten arthropleoner Collembolen (Ins., Apterygota). 
Entomolog. Z., 73 : 221-228. 
Waldorf, E. S. 
1971. The reproductive biology of Sinella curviseta (Collembola: 
Entomobryidae) in laboratory culture. Rev. Ecol. Biol. Sol 
8: 451-463. 
Centennial of Entomology. Cornell University has announced 
a Centennial of Entomology, celebrating John Henry Comstock’s 
graduation and the founding of studies in entomology at the Uni- 
versity. A symposium on Insects , Science and Society will be held 
on October 14 and 15, 1974. The speakers at the symposium will 
be as follows: 
Howard E. Evans, Colorado State University: The Comstock 
Heritage. 
John J. McKelvey, Jr., The Rockefeller Foundation: Insects and 
Human JV elf are. 
Edward O. Wilson, Harvard University: Insect and Hu?nan 
Societies. 
John S. Kennedy, Imperial College Field Station, Ascot, England: 
Insect Dispersal. 
Richard D. Alexander, University of Michigan: Insect Communi- 
cation — A coustical. 
Wendell L. Roelofs, New York State Agricultural Experiment 
Station, Geneva: Insect Communication — Chemical. 
Mano D. Pathak, International Rice Research Institute, Philip- 
pines: Patterns of Interaction between Plants and Insects. 
T. R. E. Southwood, Imperial College Field Station^ Ascot, Eng- 
land: The Dynamics • of Insect Populations. 
Powers Messenger, University of California, Berkeley: Parasitoids , 
Predators and Population Dynamics. 
Waldemar Klassen, U.S.D.A., ARS-Plant Industry Station, 
Maryland: Pest Management — Organization and Resources. 
L. Dale Newsom, Louisiana State University: Pest Management 
— Concept to Practice. 
Further information can be obtained from the Chairman, Depart- 
ment of Entomology, Cornell University, Ithaca, New York 1485a. 
— Editor 
