210 



ILLINOIS BIOLOGICAL MONOGRAPHS 



[420 



Host Group 



pennsylvanicus Burm. Orthoptera 



Gyrinus natator (L.) Coleoptera 



Harpalus caliginosus Fab. Coleoptera 



Harpalus pennsylvanicus Dej. Coleoptera 



pennsylvanicus longior 



(Kirby) Coleoptera 



Helenophorus collaris L. Coleoptera 



Helops striatus Geoff. Coleoptera 



Herpohdella sp. Annelida 



Hespcrotettix pratcnsis Scudd. Orthoptera 



HimantariuDi gabrielis Linn. Myriapoda 



Hirudinea sp. Annelida 



Hydaticiis cinereiis L. Coleoptera 



Hydrobius sp. Coleoptera 



Hydro philus piccus (L.) Coleoptera 



sp. Coleoptera 



sp. Coleoptera 



Hydrous caraboides (L.) Coleoptera 



sp- Coleoptera 

 Ischnoptera pennsylvanica 



(deGeer) Orthoptera 



Julus boleti C. Koch. Myriapoda 



fallax Mein. Myriapoda 



mediterraneus Latz. Myriapoda 



sabulosus (L.) Myriapoda 



varius Fab. Myriapoda 



sp. Myriapoda 



Lepisma saccharina L. Thysanura 



Leptochirus edax Sharp Coleoptera 



Libellules sp. Neuroptera 



Libinia dubia Crustacea 



Limnobia sp. Diptera 



Limnophilus rhombicus Neuroptera 



Lithobius calcaratus Koch Myriapoda 



coloradensis Cock. Myriapoda 



forficatus Linn. Myriapoda 



Parasite 



Leidyana erratica 

 Corycella armata 

 Actinocephalus harpali 

 Gregarina parva 

 Hirmocystis harpali 

 Actinocephalus gimbeli 

 Gregarina parva 



Steinina harpali 

 Stylocephalus gladiator 

 Lophocephalus insignis 

 Gregarina sp. (Bolsius) 

 Gregarina rigida 

 Rhopalonia geophili 

 Rhopalonia stella 

 Metaniera schubergi 

 Bothriopsis histrio 

 Cometoides crinitus 

 Phialoides ornata 

 Stylocephalus brevirostris 

 Bothriopsis terpsichorella 

 Acanthospora polyiiiorpha 

 Cometoides capitatus 



Gregarina illinensis 

 Stenophora dauphinia 

 Stenophora juli 

 Stenophora dauphinia 

 Stenophora juli 

 Stenophora dauphinia 

 Stenophora juli 

 Stenophora producta 

 Stenophora julipusilli 

 Gregarina lagcnoides 

 Actinocephalus crassus 

 Stylocystis ensifera 

 Geniorhynchus monnieri 

 Frenselina olivia 

 Hirmocystis polymorpha 

 Ancyrophora uncinata 

 Echinomera horrida 

 Echinomera hispida 

 Actinocephalus dujardini 

 Acutispora niacrocephala 

 Echinomera hispida 



