1908. Entomol. Litteraturblätter Jahrgang VIII. No.6. 121 
a Factor in the Production of vestigial Wings among Insects? 
Pg. 45. — Proceedings of the Society. Pg. 53—60. 
Preis des Bandes (4 Hefte): 12 Mark. 
Proceedings of the Entomological Society of Was- 
hington. Vol. 9, No. 1—4 w. 7 plates. Washington, 
D. C., April 25th 1908. 
Entomologischer Inhalt: Marlatt, C. L., Successful seventeen- 
year breeding record for the periodical Cicada. Pg. 16—19. — 
Simpson, C. B., Entomological notes from the Transvaal. Pg. 
20—22. — Fiske, W. F., On Insect enemies of wood boring 
Coleoptera. Pg. 23—27. — Barber, H. S, On Omomyia 
hirsuta. Pg. 28—29. — Banks, N., New tropical American 
Neuroptera. Pg. 30—34. -- Couden, F. D, A gall-maker of 
the family Agromyzidae. Pg. 34—36. — Banks, N, 3 new 
species of tropical Phalangida. Pg.37—39. — Cockerell, T. D. A. 
On the genus Dolichopselephus. Pg. 39. — Webb, J. L, A 
new species of Leptura. Pg..41. — Barber, H. S., The glow- 
worm Astraptor (w. pl. 1). Pg. 41—43. — Dyar, H. G., On 
some Notodontidae in the U. S. National Museum with descriptions 
of new genera and species. Pg. 45-69. — Caudell, A. N., 
A new Barytettix from Arizona. Pg. 69—71. — Cockerell, 
T. D. A., Some Bees from Texas. Pg. 71—72. — Pierce, 
W. D., Preliminary review of the classification of the order 
Strepsiptera. Pg. 75—85. — Busck, A., North American Tineina. 
Pg. 85—95. — Snodgrass, R. E., Comparative study on the 
thorax in Orthoptera, Euplexoptera and Coleoptera (w. pl. 2—5). 
Pg. 95—108. — Webster, F. M., Fashioning of the pupal 
envelope in Lysiphlebus tritici Ashm. (w. pl. 6). Pg. 110—114. 
-- Burke, H. E., New Buprestid enemy of Pinus edulis. Pg. 
117—118. — Cockerell, T. D. A., Some Bees of the genus 
Halictus. Pg. 119—120. —- Marlatt, C. L., On a recent trip 
to the Citrus regions of California and Florida. Pg. 121—125. 
—- Heidemann, O., On Heidemannia cixiiformis Uhler and other 
species of Isometopinae. Pg. 126—130. — Marlatt, C. L, 
Genus Pseudaonidia (w. pl. 7). Pg. 131—141. — Sasscer, 
E. R., The salt-marsh grass Scale. Pg. 141--142. -— Dyar, H. 
G., A Pyralid inhabiting the fur of the living Sloth. Pg. 142— 
144. — Coquillett, D. W., New genera and species of Diptera. 
Pg. 144—148. — Banks, N., Neuropteroid Insects from North 
Carolina. Pg. 149--156. -- Crawford, J. C., New genus and 
R. Friedlander & Sohn, Berlin N.W., Carlstr. 11. 
