PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Vol. 70 
Established in 1874 
December, 1963 No. 4 
CONTENTS 
A New Genus and Species of Neotropical Horsefly (Diptera: Tabanidae). 
G. B. Fairchild 193 
On Spermatic Transmission in Spiders. J. W. A halos and E. C. Baez 197 
Further Studies on the Bioecology of the New England Tingidae (Heter- 
optera) . N orman S. Bailey 208 
The American Spider Genera Spintharus and Thvoaitesia (Araneae: 
Theridiidae) . Herbert W. Levi 223 
M exiterpes sabinus, New Genus and New Species, a Mexican Troglobite 
(Diplopoda: Trichopetalidae) . Nell B. Causey 235 
Studies on Carboniferous Insects of Commentry, France: Part V. The 
Genus Diaphanoptera and the Order Diaphanopterodea. 
F. M. Carpenter 2+0 
Author and Subject Index for Volume 70 
259 
