INDEX. 



Cimex (see columbarius) . 



Color of H 29 



columbarius, Cimex 341 



Doldina (see interjungens, 



praetermissa). 



Empoasca flavescens, Para- 

 site on eggs of 62 



fcrox, Castolus 265 



Fowl-bug (see columbarius}. 

 Gerris (see gillettei, robust- 

 us). 



gillettei, Gerris 20 



Harlequin cabbage bug (see 



histrionica) . 



Harmostes (see bruesi). 

 Henicocephalus (see bleeps'). 



histrionica, Murgantia 132 



indica, Notonecta 20 



interjungens*, Doldina 263 



leucopterus, Blissus 158 



Limnotrechus (see productus). 

 Murgantia (see histrionica). 

 Notonecta (see indica). 

 occiduus*, Zelus (Pindus) ... 22 

 Pindus (see occiduus). 



praetermissa*, Doldina 264 



productus, Limnotrechus ... 21 



robnstus, Gerris 21 



iristis, Anasa 56, 57, 159 



xanthochila, Acanthia 20 



Zelus (see occiduus). 



HYMENOPTERA. 



Anagrus spiritus, Host of ... 62 

 Ancistrocerus (see unifascia- 



tus). 



Andrena (see canadensis, dun- 

 ningi, geranii, hippotes, hir- 

 ticincta, illinoensis, mariae, 

 nubecula, parnassiae, soli- 

 daginis, vicina, wecdi). 



Ants crossing water 372 



Ants used in punishments.... 226 

 aspidioti, Signiphora 167 



australiensis, Signiphora .... 167 

 caementarium, Sceliphron 



(Pelopoeus) 392 



Bephratelloides* 459 



Bephratoides 459 



canadensis, Andrena 110 



carinatifrons, Hadronotus ... 57 



cattellae*, Halictus 209 



Chalcidoidea eaten by birds.. 371 

 Chalcis (see ovata). 



consobrinus, Polynema 197 



cydippe*, Eulophinusia 457 



Cynipid galls eaten by chil- 

 dren 60 



donatus, Epeolus 104 



donatus, Triepeolus 105 



dunningi, Andrena 82 



Epeolus (see donatus). 



Eulophinusia* 457 



Eiipelmus (see reduvii). 

 Eustypiura (see rodrigueci). 



Galls eaten by children 60 



geranii, Andrena 109 



graptae, Pteromalus 340 



grotii*, Opheliminus 458 



Hadronotus carinatifrons, 



Notes on 57 



Halictoides (see novae-an- 



gliae). 



Plalictus, New species of .... 205 

 Halictus (see cattellae, lazu- 

 lis, pavoninus, perpuncta- 

 tus, succinipennis, tenuis, 

 umbripennis) . 



hclianthi, Triepeolus 105 



hippotes, Andrena 108 



hirticincta, Andrena no 



Holcaspid galls, Coleoptera 



reared from 196 



illinoensis, Andrena 108 



Lathromeroidcs* 211 



lazulis*, Halictus 207 



longicorpus*, Lathromeroides 212 

 lutea*, Signiphora 163 



