465] 



INDEX 



255 



Gryllus americanus, 102 



campestris, 96, 98 



domesticus, 103, 120, 121, 169 



pennsylvanica, 118 



sylvestris, 103 

 Gyrinus natator, 166 

 H 

 Harpalus caliginosus, 140, 179 



pennsylvanicus, 142, 155, 168, 179 

 Helenophorus collaris, 161 

 Heliodrilus caliginosus, 13 

 Helops striatus, 158 

 Herpebdella sp., 202, 210 

 Hesperotettix pratensis, 14, 106 

 Himantarium gabrielis, 89 

 Hirmocystis asidae, 167 



gryllotalpae, 123, 126, 127 



harpali, 156, 168 



ovalis, 196 



polymorpha, 202, 210 



rigida, 105 



ventricosa, 202, 211, 213 

 Hirudinea sp., 203, 210 

 Hoplocephalus bicornis, 195 

 Hoplorhynchus actinotus, 91 



scolopendras, 92 

 Hosts Infected with Gregarines, 12 

 Hyalospora affinis, 122 



reduvii, 202, 212 



roscoviana, 121, 166 

 Hydaticus cinereus, 146 

 Hydrobius sp., 165 

 Hydrophilus piceus, 149 



sp., 147, 160 

 Hydrous caraboides, 163 



sp., 165 



I 

 Ischnoptera pennsylvanica, 14, 108, iic, 



III 

 lulus londinensis, 58 



albipes, 58 



J 

 Julus albipes, 56, 58 



boleti, 58 



fallax, 55, 56, 58 



londinensis, 58 



marginatus, 49 



mediterraneus, 58 



minitus, 54 



pusillus, 54 



sabulosus, 55, 56, 58 



sp-, 53 



terrestris, 55, 56, 58 



varius, 64 



L 

 Legeria agilis, 88, 147, 148 



terpischorella, 146 

 Leidyana erratica, 21, 22, 25, 29, 34, 79 

 118, 121 



gryllorum, 103, 120 

 Lepisma saccharina, 201, 210 

 Leptochirus edax, 141, 157 

 Libellules sp., 204, 210 

 Libinia dubia, 13, 203, 210 



emarginata, 13 

 Life History of a Typical Cephaline 



Gregarine, 32 

 Limnobia sp., 202, 210 

 Limnophilus rhombicus, 164 

 Lithobius calcaratus, 86 



coloradensis, 85 



forcipatus, 85 



forficatus, 85, 87, 90 

 Localities Represented' by New Species, 



14 

 Lophocephalus insignis, 87, 158 

 Lophorhynchus insignis, 158 

 Lucanus dama, 180 



parallelopipedus, 125, 135, 176 

 Lumbricus terrestris, 13 

 Lysiopetalum foetidissimum, 66 



lactarium, 66, 78 



M 

 Machilus cylindrica, 122 

 Melolontha sp., 152 

 Melolonthae, 175 

 Melolonthae brunneae, 175 

 Melanoplus acridiorum, 14 



angustipennes, 106 



atlanis, 106 



bivitattus, 14, 106 



coloradensis, 106 



differentialis, 14, 106 



femoratus, 106 



femur-rubrum, 14, 106, 116 



luridus, 106 

 Menospora polyacantha, 205, 207 

 Metamera schubergi, 203, 210 



