CONTENTS. 



NORTH AMERICAN WASPS OF SUBGENUS PEMPHREDON 



LATREILLE, Rohwer 97 



PREPARATORY STAGES OF HOMOPTERA UNILINEATA, 



Clark 103 



NEW VARIETIES OF CICINDELA TRANQUEBARICA FROM 



CALIFORNIA, Fall 106 



IN QUEST OF DINAPATE WRIGHTII, Martin 107 



KEY TO GENUS CERESA, Gibson & Wells no 



NEW GENUS OF ANTHOMYIID^, Malloch 113 



GEOMETRID GENUS BARNESIA, Cockerell 115 



PROBABLE COLOR OF ANCESTRAL WINGED INSECTS, 



Crampton 116 



HYMENOPTEREA PARASITICA, Girault 118 



