532 
Metadiplosis, 386, 406. 
spinosa, 386, 400. 
Metriocnemus, 283. 
atratulus, 284. 
debilipennis, 284. 
exagitans, 283. 
flavifrons, 284. 
knabi, 284. 
lundbeckil, 284. 
par, 283, 284. 
Miastor, 316. 
americana, 286, 316. 
Microcerata, 308, 309; key to species, 
310. 
cockerelli, 310. 
corni, 310. 
diervillae, 310. 
johnsoni, 310. 
perplexa, 310. 
Micromyia, 300. 
corni, 308. 
Midges, 8, 171, 176-77, 179. 
Milkweed, Lasioptera lactucae on, 
320. 
Lestodiplosis asclepiae on, 382, 
409, 410. 
Mimulus glutinosus, Neolasioptera 
mimuli on, 320, 332. 
Minnow, red-bellied, food of, 172, 
180-82. 
Mint, Giardomyia menthae on, 383. 
Mole cricket, 55. 
Molophilus, 225, 242, 240. 
comatus, 226. 
Mongoma, 220, 230. 
Mosquitos, 171. 
Moth flies, 171. 
Mottled willow borer, 54. 
Mycodiplosis, 386, 400-3; key to spe- 
cies, 400-3. 
acarivora, 385, 403. 
acerifolia, 400. 
acerina, 385, 307. 
See also Lobodiplosis. 
aestiva, 402. 
alternata, 402. 
angulata, 400. 
aurata, 402. 
captiva, 401. 
cerasifolia, 383, 400. 
! Negundo, 
NEW YORK STATE MUSEUM 
| Mycodiplosis (continued) 
contracta, 40]. 
coryli, 402. 
corylifolia, 301, 382, 4or. 
cyanccocci, 401. 
emarginata, 402. 
fibulata, 401. 
holotricha, 382, 401. 
hudsoni, 402. 
impatientis, 383, 401. 
lobata, 385, 308. 
See also Coquillettomyia. 
minuta, 400. 
modesta, 402. 
obscura, 402. 
perplexa, 402. 
pini, 400. 
populifolia, 383, 400. 
quercina, see Lobodiplosis. 
reducta, 400. 
robusta, 401. 
rotundata, 401. 
- silvana, 402. 
tenuitas, 401. 
tsugae, 402. 
variabilis, 402. 
viburni, 385, 308. 
Nannothemis, 255, 260. 
Contarinia 
on, 383, 304. 
Nehallennia, 259. 
irene, 108. 
Nemoura, 169. 
Neocerata rhodophaga, see 
neura. 
Neolasioptera, 322, 330; key to spe- 
cies, 330. 
agrostis, 331. 
ANIONS, BIKS, BNO), VYS. 
albolineata, 332. 
asclepiae, 318, 332. 
basalicuegioumecie 
celastri, 318, 330. 
cinerea, 331. 
clematidis, 318, 331. 
cornicola, 319, 330. 
erigerontis, 319, 332. 
eupatoriil, 310, 333. 
flavomaculata, 332. 
negundifolia 
Dasy- 
