PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Vol. 74 June, 1967 No. 2 
CONTENTS 
The Evolutionary Significance of Rotation of the Ootheca in the 
Blattaria. Louis M. Roth 85 
The Life-cycle of the Spider Phidippus coccineus (Salticidae) under 
Laboratory Conditions. Beatrice T. Gardner 104 
Defense Mechanisms of Arthropods. XX. Quantitative Assessment of 
Hydrogen Cyanide Production in Two Species of Millipedes. 
H. E. Eisner, D. IV. Alsop, and T. Eisner 107 
The Electrentomoid Psocids (Psocoptera) . Edward L. Mockford 118 
A New Pseudanophthalmus from an Epigean Environment in West 
Virginia (Coleoptera: Carabidae) Thomas C. Barr , Jr 166 
Attack Behavior of Diguetid Spiders and the Origin of Prey Wrapping 
in Spiders. IVUliam Eberhard 173 
if Aft. * 
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