IV 
CONTENTS. 
CONTENTS OF No. 3. 
Page. 
Special Notes 217 
Damage by the American Locust (illustrated) L. O. Hoicard.. 220 
Chinch Bug Observations in Iowa in 1894 Herbert Osborn.. 230 
The Hibernation of the Chinch Bug C. L. Marlatt.. 232 
The Maple Pseudococcus (Pseudococcus aceris Geoff.) (illustrated) 
L. O. Hoicard.. 235 
Notes on Cotton Insects found in Mississippi (cont'd). TVm. H. Ashmead.. 240 
The Codling Moth double-brooded , C. L. Marlatt.. 248 
A New Sawfly which is Injurious to Hollyhocks.. .T. D.A. Cockerell.. 251 
Note on Hylesinus sericeus (illustrated) E.A.Schwarz.. 254 
A New Parasite of Mytilaspis pomorum L. 0. Howard.. 256 
The Patent on the Hydrocyanic Acid Gas Process declared In- 
valid D. TV. CoquilJett.. 257 
A New Pear Insect (illustrated) 258 
Scorpions, Centipedes, and Tarantulas 260 
General Notes 263 
Grain Insects in Mills (illustrated) — The Carnation Twitter again (illus- 
trated) — Legislation against Insects in British Columbia— A New 
Department of the Pasteur Institute — Nitrogenous Food and the Repro- 
ductive Organs — Some South Australian Matters — An Important Mono- 
graph— Cooperative Work against Insects — A New Zealand Moth- 
catching Plant — The Army Worm in 1894 — Abundance of Charceas 
graminisin Scotland — The Butterfly Hunters in the Caribbees — Damage 
by Abbott's Bag-worm — Two more Important Vedalias — Damage by 
the Brown Sap- chafer — Abundance of an imported Snout-beetle in 
Maine — Damage to Clover in Michigan — A New Cotton Insect in 
Texas — The Pear Midge in England — Destructive Grasshoppers in New 
York — The Western Cricket in Utah in the Forties — An Important 
Scale Insect on Cottonwood — The Spider which Bites — Pseudoparasitic 
Hairs of Tachinids — Cicada Chimneys — Bird Lice as Mutualists — 
Occurrence of the rear-leaf Blister Mite upon the Pacific Coast — The 
Old Genus Tarantula — Synonymy corrected. 
Notes from Correspondence 279 
CONTENTS OF No. 4. 
Special Notes 281 
Further Notes on the San Jose Scale (illustrated) L. 0. Howard.. 283 
Report on the Mexican Cotton-boll Weevil in Texas (Anthonomus grandis 
Boh.) (illustrated) C. H. Tyler Townsend.. 295 
The Cotton or Melon Plant-louse (Aphis gossypii Glover) .. Th. Pergande.. 309 
The Cotton Worm Question in 1894 E. A. Software.. 315 
Notes on Cotton Insects found in Mississippi (cont'd). Wm. H. Ashmead.. 320 
On the Distribution of Certain Imported Beetles ... F. H. Chittenden.. 326 
Injurious Insects and Commerce L. O. Howard.. 332 
Is Cyrtoneuka c^esia an Injurious Insect (illustrated)..!). W. Coquillett.. 338 
Insect Fertilization of an Aroid Plant (illustrated) ..Henry G. Hubbard.. 340 
Notes and Observations on the Twig Girdler (Oncideres cingulata Say) 
Theo. H. Scheffer.. 345 
A Cecidomyiid that lives on Poison Oak D. W. Coquiilett.. 348 
A Migration of Cockroaches L. O. Howard.. 349 
The Potato-bud Weevil (Anthonomus nigrinus Boh.) F. H. Chittenden.. 350 
An Ortalid Fly Injuring Growing Cereals (Chwtopsis amea Wied.) (illus- 
trated) 352 
The Gray Hair-streak Butterfly and its Damage to Beans ( Uranotes 
melinus Hiibn.) (illustrated) 354 
General Notes 355 
A Home-made Cover for Fumigation with Bisulphide of Carbon — The 
Imported Parasite of the Hessian Fly (illustrated) — A Remarkable 
Migration of Butterflies — Are Tumble-bugs Beneficial? — Margarodes 
in the United States. 
Notes from Correspondence 359 
