INDEX. 



This index contains the names of tlie species discussed in this paper. Valid 



generic names are in bold-face type, valid spef^ific names in roman type, and 



synonyms in italics. 



Pagp 



acericaulis (MacGillivray) 37 



aequalis (Norton) 34 



betulae Rohwer 27 



Caulocampus 37 



Cladius Rossi 12 



crataegi Rohwer 26 



difformis (Panzer) 12 



grandis Lepeletier 6 



gresarius (Dyar) 11 



infuscatus (MacGillivray) 3G 



irregularis Dyar 9 



isomerus (Norton) 13 



adult of "14 



behavior of -0 



cocoon of 18 



egg of 15 



hosts of 23 



larva of 15 



larval instars of 15 



life history of 18 



meteorological notes, in relation to 22 



oviposition of 15 



parasites of 23 



phenological notes, in relation to 22 



pupa of 18 



Ivtescens Lintner 7 



montanus Rohwer 31 



" N " Dyar 9 



padi (Linnaeus) 24 



pcctinicornis Riley and Authors 13 



petrinus (Cockerell) 36 



pilicornis Dahlbom 24 



plesius Rohwer 35 



Priophorus Dahlbom 24 



Key to adults of 25 



Key to larvae of 26 



pruni Rohwer 32 



rubi Rohwer 32 



rubivorus Rohwer 28 



salicivorus Rohwer 29 



simplicicornis (Norton) 10 



45 



