A JOURNAL OF ENTOMOLOGY 
Established in 1874 
Vol. 68 June-September, 1961 Nos. 2-3 
CONTENTS 
A New Earwig in the Genus Vostox (Dermaptera: Labiidae) from the 
Southwestern United States and Mexico. W. L. Nutting and A. B. 
Gurney 45 
Some Comments on Walckenaer’s Names of American Spiders, Based on 
Abbot’s Drawings. H.fV. Levi and L. R. Levi 53 
The Neotropical Species of the Ant Genus Strumigenys Fr. Smith: Miscel- 
laneous Concluding Studies. W . L. Brown , Jr. 58 
A Note on the An tAAnamptogenys hartmani Wheeler. W . L. Brown, Jr. 69 
Anthicus tobias Marseul, Another Tramp Species (Coleoptera: Anthi- 
cidae). F. G. Werner 70 
Chemical and Biological Characterization of Venom of the Ant Solenopsis 
xyloni McCook. M. S. Blum , J. E. Roberts, Jr., and A. F. Novak 73 
Mass Insect Control Programs: Four Case Histories. W. L. Brown, Jr 75 
