OF WASHINGTON. 



155 



North American Aradidae, 68; Shorter 

 communication, 100. 



Helicopsyche arizonensis, n. sp., 125. 



Hemichionaspis these exercitata, 35. 



Hemiptera Cryptocerata of America in 

 the writings of A. L. Montandon, 45. 



Hendecaneura, Occurrence of in Cali 

 fornia, no. 



Hessian fly, 68 ; parasitized by Polyg- 

 notus, 147. 



Holocompsa nitidulus, found at Wash 

 ington, D. C., 133. 



Hopkins, A. D., Barkbeetle depredation 

 of some fifty years ago in the Pikes 

 Peak region of Colorado, 4; A genus 

 and species of Scolytidae heretofore 

 unrecorded from the U. S., 112; 

 Shorter communications, 66, 75, 86, 



99, 109. 



Howard, L. O., Polyembryony and the 

 fixation of sex (author's abstract), 

 145; Shorter communications, 6, 59, 



100, 144. 



Hydropsyche minuscula, 130. 

 Hydropsychodes, 130. 



Insects, Size of, 62; Mating season of, 

 76; Difference in time of emergence, 



76, 77; Designation of type species 

 for new genera, 64; Secondary sex 

 ual characters for erection of genera, 

 in; Statistical taxonomy, 109; Im 

 portance of correctly-designated type 

 localities, 106; Polyembryony and 

 fixation of sex, 145. 



Ixodoidea, Note on a new classification 

 of, 62. 



Katydids, Number and habits of North 



American species, i. 

 Kelep, 104. 



Kermes gillettei, 35. r- 



Klages, Edward A., A wonderful new 



beetle of the group Copris, 141. 

 Knab, Frederick, Communications by, 



77, 99, 102, 106, 115, 144, 151. 



Lepidoptera, Secondary sexual charac 

 ters for erection of genera, in. 



Lepidostoma stigma, n. sp., 125. 



Leptogenys falcigera, 77. 



Leucaspis, 35. 



Limacodid moths, Difficulty of breeding 

 in captivity, 76. 



Limnephilidae, Proposed new classifica 

 tion of, 62. 



Limnephilus oslari, n. sp., 121. 



Lithophorus succineus, 140. 

 Lobogestoria gibbicollis, 141. 



Malacomyza, Synopsis of species,' 84; 



farinosa, n. sp., 85; fitchi, 84; west- 



woodi, 84. 



Man-infesting bot-fly in Mexico, 3. 

 Mantis eggs parasitized by chalcidid, i. 



Mantispa brunnea, ti 



Marmara opuntiella, n. sp., 97. 



Mayetiola destructor, 68. 



Melon aphis, 77. 



Microgaster cocoon from Guatemala, 



112. 



Mixogaster breviventris, 116. 

 Mochlostyrax urichii, Larva of, 18. 

 Mompha iridella, n. sp., 96; pecosella, 



n. sp., 96. 

 Montandon, A. L., Bibliography and 



list of described American Crypto- 



cerate Hemiptera, 45. 

 Mosquitoes, Illustrations of larvae, 15; 



Photomicrographs of wing-scales, 106; 



in California and Oregon, 108; Early 



record of copulation, 115; Value of 



tarsal claw characters, 144. 

 Mydaea pici parasitic on small birds, 2. 



Neolophus punctellus, n. sp., 99. 



Neurocordulia obsoleta, 108. 



Neuronia, Arrangement of species, 118; 

 canadensis, n. sp., 118; inornata, n. 

 sp., 117. 



Notidobia assimilis, n. sp., 124. 



Notolophus oslari, Notes on natural his 

 tory of, 143. 



Nyctiophylax, 131. 



Ochryocoris, 35. 



CEcetina apicalis, n. sp., 129; inornata, 



n. sp., 128; persimilis, n. sp., 129. 

 -CEdemeridae, Larvae of, 65. 

 Ornithodorus megnini, 101. 

 Orthonotomyrmex, n. n., 31. 

 Orthoptera, Notes on United States, 



133- 



Orthosoma brunneum, 76. 

 Osten-Sacken, C. R. von, Post-card 



from, 103. 



Packard's Monograph of bombycine 



moths, vol. II, 2. 

 Pagiocerus rimosus, Occurrence of in 



Florida, 112. 



Paltodora pennella, n. sp., 88. 

 Parachiona pilosa, n. sp., 121; signata, 



n. sp., 120. 



