77<2o"7J 
PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Established in 1874 
VOL. XXXIV OCTOBER, 1927. No. 5 
TABLE OF CONTENTS. 
The Male Genital Tube of Some of the Species of the Genus Scymnus 
(Coleoptera, Fam. Coccinellidae). J. W. Wilson 167 
Description of a New Eulophid Parasitic on Bucculatrix canadensisella 
Chambers. A. B. Gahan • • 171 
Helophorus aquaticus L. in America. P. J. Darlington 174 
Notes on the Present Distribution of Two Introduced Moths. C. W. 
Johnson 176 
Notes on the Megachilidse. T. B. Mitchell 178 
Notes on the Strepsiptera and Their Hymenopterous Hosts. George Salt . . 182 
