PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Vol. 74 September, 1967 No. 3 
CONTENTS 
Tatuidris, A Remarkable New Genus of Formicidae (Hymenoptera). 
William L. Brown, Jr. and Walter W. Kempf 183 
Notes on the Biology of Two Central American Ptinus (Coleoptera: 
Ptinidae) With a Description of a New Species. Robin M. Andrews .... 191 
Two New Species of the Genus Otiothops (Araneae, Palpimanidae) from 
the Virgin Islands. Arthur M. Chickering 203 
Notes on Neotropical Tabanidae (Diptera). XI. Stenotabanus staryi 
n. sp. from Cuba. G. B. Fairchild 208 
Biochemical Differentiation of the Sibling Black Widow Spiders, Latro- 
dectus mactans and L. variolus. John D. McCrone 212 
A New Genus of the Trachysphyrus Group from Southern Brazil 
(Hymenoptera, Ichneumonidae) . Charles C. Porter 218 
The Structure and Relationships of Stefanomioptera Guthorl (Miomop- 
tera-Palaeomanteidae) . F. M. Carpenter 224 
Effects of Army Ant Queens on Longevity of Their Workers (Formi- 
cidae: Dorylinae). Julian F. Watkins II and Carl W. Rettenmeyer .... 228 
The Female Sex of the Mutillidae Subfamily Eotillinae (Hymenoptera). 
Clarence E. Mickel 234 
A Review of the Taxonomy and Morphology of the Berothidae, with 
the Description of a New Subfamily from Chile (Neuroptera) . Ellis 
G. MacLeod and Phillip A. Adams 237 
