PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Established in 1874 
VOL. XXXVII SEPTEMBER, 1930 
No. 3 
TABLE OF CONTENTS 
Two New Ants from Java. G. C. and E. W. Wheeler 193 
Thoracic Modifications Accompanying the Development of 
Subaptery and Aptery in the Genus Monomorium. G. S. 
Tulloch 202 
Ant-like Spiders of the Genus Myrmarachne from the Philip- 
pines. Nathan Banks 207 
A New Bee of the Genus Collet es from Panama. M. H. Swenk. 219 
New Neuropteroid Insects from the United States. Nathan Banks 223 
A Key to the Biting Mosquitoes of New England. G. S. Tulloch 234 
The Interpretation of the Wing Venation and Tracheation of 
the Odonata and Agnatha. A. V. Martynov. (Translated 
by F. M. Carpenter) 245 
On the Variation and Abundance of Sir ex nitidus Harris. 
C. W. Johnson 281 
A Bot Fly from the White-footed Mouse. C. W. J ohnson .... 283 
The Walking-stick Monomera blatchleyi Race atlantica Davis 
in Eastern Massachusetts. C. W. Johnson 285 
Notes on American Nemestrinidae. J. Bequaert 286 
Obituary — George Dimmock. J. H. Emerton 299 
Obituary — Louis William Swett. C. W. Johnson 300 
