PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Established in 1874 
Vol. 58 March, 1951 No. 1 
TABLE OF CONTENTS 
On Some Central and South American Pterostichini (Coleoptera, 
Carabidae) in the Museum of Comparative Zoology. S. L. Straneo. 1 
Notes on Some New England Phryganeidae (Trichoptera) . N. Banks. 20 
Notes on Alaskan Collembola. I. A New Genus and Species of the 
Family Isotomidae. K. A. Christiansen 24 
The Structure and Relationships of Oliarces (Neuroptera) . F. M. 
Carpenter 32 
Descriptions of Some New Callistinae (Coleoptera, Carabidae) from 
East Africa. P. Basilewsky 42 
