INDEX TO MAY FLIES AND MIDf.'KS OF NEW YORK 



347 



Ortliotrichia, <>4". <; ( ,)' ; -7<J 7 . 



americana, T.">", 75": iiynrc. 7.",: ex- 

 planation of figure, 331 s . 

 angustella, G9 7 , 70 1 , 70 3 , 70 5 . 

 bracuiata, 70 2 ; explanation of 



plate, SlS 8 . 

 rristata, 73 9 , 75. 

 ti'tensii, 69, 75. 

 Osboru, cited, 249-, 314 2 . 

 osien Sacken, cited, 1G0 3 , 238, 244 T , 



314 3 . 



Oxyethira, G4 9 , 70 7 -72 1 , 72 9 . 

 coercens, 70 9 -71 3 ; explanation of 



plate, 318 s . 

 dualis, 71 7 -72' ; explanation of 



plate, 319 s . 

 frici, 71 3 . 



viruiualis, 71 3 ; explanation of 

 plate, 318. 



Pachyleptus, 108, 109 4 , HO 1 . 



Packard, A. S., cited, 110 s , 270 3 , 314'. 



pnlleus, Ablabesmyia, see Ablabes- 

 myia pallens. 



pa liens, Cbironomus, 212 8 , 213 2 . 



palliatus, Chiroiionms, 1!)2 S ', 193 7 , 

 217-18 3 . 



pallidus, Cbironornus, see Cbirono- 

 mus pallidus. 



rahnobius, 17 1 . 



amiculus, explanation of plate, 

 31G 3 . 



Palpnmyia, 93 1 , 93, 99 4 , 104 9 , 105 2 , 

 105'-6 4 , 106 s . 



ranger, cited, 314 4 . 



par, Metriocneruus, see Metriocue- 

 mus par. 



par, Ortbocladius, 2G5 9 , 267 7 , 302 4 . 



parvus, Camptocladius, 260 2 , 263 3 . 



pavidus, Cbironomus, 282 4 . 



pectinata, Psamathioinyia, see Psa- 

 matbiomyia pectinata. 



pcdcllus, Cbironomus, see Cbirono- 

 mus pedellus. 



pedestris, Cbironomus, 193 1 , 219 1 . 



Pedicia albivitta, 8 s . 



pollucidus, Cbirouomus, 199, 248". 



pennsylvanicus, Camponotus, 13 3 . 



Pentagenia, 26 8 . 



I'eiitaneura, 8D ; ', 121 9 , 160 S -61 2 ; ex- 

 planation of plate, 330 3 . 



.u'rist'a, K51-. 

 perdita, Hydroptila, see Hydroptila 



perdita. 

 Perlidae, 8 6 . 

 Perris, cited, 314 4 . 

 pertiuax, Coretbrium, 77 s . 

 Pettit, cited, 314 4 . 

 Pbilippi, cited, 314 5 . 

 pbotophila, Burmeisteria, 172 T . 

 Pbysa beterostropba, 12 7 . 

 picipes, Metriocnemus, 30G 1 . 

 iiictipeuuis, Ablabesmyia, see Abla- 



iK'smyia pictipennis. 

 pii-tipenuis, Forcipomyia, 100 9 . 

 pictiponnis, Psycbopbaena, 111 5 , 

 pilicoruis, Cbironomus, 206 2 . 

 pilipes, Cbironomus, 244 5 . 

 pilosella, Ablabesmyia, 138 4 , 138 3 , 



152'-53 3 . 

 pinguis, Procladius, see Procladius 



pinguis. 



Plant-beetles, aquatic, T. 

 Plates, explanation of, SIG'-SO 9 . 

 platypus, Ortbocladius, 182 9 -83 1 , 267 1 . 

 platypus, Tbalassouiyia, 183 9 , 185 s - 



86 l . 



plumipes, Tanypus, 135 6 . 

 plumosus, Cbironomus, see Cbirono- 

 mus plumosus. 



Podonomus. 89 a , 121 9 , 161- ; explana- 

 tion of plate, 330 4 . 



stigmaticus, 1G1'. 

 Poey, cited, 314\ 

 polaris, Cbironomus, 198 4 , 20G 9 , 244 s - 



45 3 . 



politus, Ortbocladius, 2GG 2 , 268 1 . 

 Polycentropus lucidus, 14 4 . 

 I'olymitarcys, 23 1 , 26 5 . 



alltns, 18", r.9' J , 60 2 -62 9 ; explana- 

 tion of plate, 318 2 . 



virgo, 29 2 , GO 1 . 

 Polystoecbotes, 16 e . 

 postica, Neuronia, 14 2 . 

 posticalis, Tanypus, see Tanypus 



posticalis. 



Potamantbus, 23, 26 8 . 

 praecox, Diamesa, see Diamesa 



praecox. 



