CONTENTS 



Notes on the Early Stages of Chrysops, By Werner Marchand 149 



New Dytiscidae. By H. C. Fall . . .... 163 



On Merium and Some Blue Callidium. By Charles Schaeffer . . 183 



Collecting Bees in Southern Texas. By Wilmatte P. Cockerell . . 187 



New Gall Midges. By E. P. Felt 193 



Miscellaneous Notes . . . 196 



