INDEX TO MAY FLIES AND MIDGES OF NEW YORK 



343 



Heptageninae, 23 7 , 26 7 , 2 5 , 5P-54 4 ; 



figure, 52 ; explanation of figure, 



331 5 , 331 6 , 331 T . 



Heptagyia, 90 1 , 121 9 , 161 8 ; explana- 

 tion of plate, 330 7 . 



Heteromyia, 93 3 , 99 s , 108 s ; explana- 

 tion of plate, 330 s . 



fasciata, 109 4 . 

 heterostropha, Physa, 12 7 . 

 Hexagenia, 23 5 , 26 8 . 



variabilis, 18 2 . 

 Heyden, cited, 78*. 

 hilaris, Caenis, see Caenis hilaris. 

 hilaris, Chironomus, 199*, 247*. 

 hippocastanum, Aesculus, 98 7 . 

 hirtipennis, Ablabesmyia, 138 8 , 154 6 . 

 birtipes, Cbironomus, 299 s5 . 

 Holmgren, cited, 264 7 , 268, 276 T , 282 4 , 



283 2 , 305 3 , 31 2 6 . 

 Ilomeoneuria, 29 6 . 

 hortorum, Didymorpbleps, 112 6 . 

 hortulanus, Ceratopogon, 106 8 . 

 Hougbton, C. O., acknowledgments 



to, 76 s ; cited, 302 4 , 313 6 . 

 Howard, W. E., cited, 18 5 , 263 3 , 312 6 ; 



mentioned, 59 9 ; Polymitarcys al- 



bus, 60 2 -62 9 . 



Howdy, wbite-gloved, 31 5 -36 2 . 

 humeralis, Procladius, 126 7 , 130 2 . 

 humeralis, Tanypus, 135 T . 

 Hydrobaenus, 87 5 , 88 6 , 91 2 , 166 3 , 170 5 - 

 71*. 



lugubris, 170; explanation of 



plate, 328 2 . 



Hydropsycbe, 14 4 , 32 l , 32 2 . 

 Hydroptila, 63 T , 65 l , 65 4 -69 8 , 72". 



sp., 73 9 . 



consimilis, G5 r> , 65 7 -66 2 , G6 7 ; expla- 

 nation of plates, 318*, 319 3 . 



delineatus, 66 2 ; explanation of 

 plate, 318 4 . 



femoralis, 67 3 . 



bamata, 67 1 ; explanation of plate, 

 318". 



perdita, 67 4 ; explanation of plate, 

 319 1 . 



sparsa, 65 8 , 66 1 . 



spatulata, 66 7 ; explanation of 



plate, 318 3 . 

 Hydroptilidae, 8 2 , 63 1 -72 8 , 73 2 . 



Hydrotrecbus, sp. ?, 14 9 . 

 Hymenoptera, 11, 12 5 , 13 2 . 

 hyperboreus, Chironomus, see "Chi- 

 ronomus byperboreus. 



ignita, Ephemerella, 41 7 , 43 6 , 45 7 . 

 ignotus, Chirotenetes, 28 9 . 

 Imms, cited, 312 7 . 



incomptus, Metriocnemus, 300 s , 304 1 . 

 indecisa,. Ablabesmyia, see Ablabes- 

 myia indecisa. 

 inermis, Ephemerella, 46 9 . 

 innocuus, Chironomus, 196 9 , 235 s - 



36 2 . 



Insecta lapponica, 161 9 . 

 insipidus, Micromus, see Micromus 



insipidus. 



intermedius, Chironomus, 244 4 . 

 interpunctata, Heptagenia, see Hep- 



tagenia interpunctata. 

 Iron, 23", 26 9 , 53 3 , 54 1 . 



sp.?, 57 8 -59 2 ; explanation of plate, 

 317 1 ; figures, 52, 53; explanation 

 ' of figures, 331 5 , 331 6 , 331 7 . 

 isemerius, Scopelodromus, 308 5 . 

 Isoplastus, S9 3 , 121 9 , 125 5 , 125 7 , 155 6 ; 



explanation of plate, 330 5 . 

 Ithytrichia, 64 9 , 67 6 -69 8 . 



clavata, 67 8 -69 2 ; explanation of 

 plates, 318 7 , 319 2 . 



confusa, 69 2 ; explanation of plate, 

 318 7 . 



lamellaris, 68. 



Jacobs, cited, 312 7 . 

 Jaworowski, cited, 31 2 7 . 

 Joblot, cited. 312 7 . 

 Jobannsen-, Oskar Augustus, Aqua- 

 tic Nematoceras Diptera, 7 8 , 76- 



315; cited. 312 s . 

 Johnson, cited, 216 1 , 218 9 , 222 9 , 223 4 , 



228 4 , 231 e , 232 7 , 232, 243 2 , 258 5 , 



262 s , 268 4 , 312 8 . 

 johnsoni, Ablabesmyia, 137 8 , 147 9 - 



48 4 . 

 Jolia, 28 s . 



roeseli, 28 9 . 

 jonas, Micromus. see Micromus 



jouas. 



