PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Established in 1874 
VOL. XXXIV FEBRUARY 1927. No. 1 
TABLE OF CONTENTS. 
The Social Parasitism of the Ant, Harpagoxenus americanus. 
A. H. Sturtevant 1 
An Interesting Butterfly Capture. A. P. Morse 10 
The Slave Raids of Harpagoxenus americanus. W. S. Creighton 11 
Notes on a Collection of Amber Ants. F. M. Carpenter 30 
Dipterological Notes. C. Rf. Johnson 33 
On the Affinities of the Grylloblattidse. A. D. Imms 36 
The Occurrence of Formica jusca L. in Sumatra. W. M. Wheeler 40 
Burmese Ants Collected by Professor G. E. Gates. W. M. Wheeler 42 
New West Indian Megachile. T. B. Mitchell 47 
Book Review: The Heteroptera or True Bugs of Eastern North America 
by W. S. Blatchley. H. B. Weiss 58 
