T , James, 
PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Established in 1874 
VOL. XLV JUNE -SEPTEMBER, 1938 Nos. 2-3 
TABLE OF CONTENTS. 
Additional Remarks on West Indian Gyrinkke. Georg Ochs 85 
On the Synonymy of Orussus sayii Westwood. Harry D. Pratt. . . 94 
Notes on North American Nitidulidse, II: Cryptarcha Shuckard. 
C. T. Parsons 
A Revision of the Genus Zilora. Edith W. Mank 
Fossil Insects from the Creede Formation, Colorado. 
Carpenter , T. E. Snyder , C. P. 
F. M. Hull 
Thomas Say’s Free-living Mites Rediscovered. Arthur Paul Jacot 121 
A Review of the American Bees of the Genus Macropis (Hymen., 
Apoidea). Charles D. Michener 
A New Genus of Perlidae. Nathan E 
