INDEX 



437 



pulverulentus, 315 ; reticulatus, 317 ; 



sordidus, 319 ; y-inversum, 310. 

 Pronuba maculata, 307, 315 ; synthetica, 305, 



312; yuccasella, 305. 

 Pseudo-ceuchri in Prodoxvis arid Hy- 



meuoptera, 309. 

 Psiloptera drummondi. 43. 

 Psilura monacha, 119, 172, 21 (i, 237. 



Receptaculum seminis in Prodoxidae, 305. 



Rheumatobates rileyi, 365. 



Richardson \V. D., Notes on Leina sayi, 240. 



Riley, Prof. C. V., Notes on the larva of 

 Platypsyllus, 27; On the difficulty of 

 dealing with Lachnostonia, 58 ; A vivip 

 arous Cockroach, 129; On the time of 

 transformation in the genus Laehiioster- 

 na, 132 ; Note on the life-habits of Me- 

 gilla maculata. 168 ; On the larva and 

 some peculiarities of the cocoon of Sphe- 

 cius speciosus, 170 ; Mexican Jumping 

 Bean : The determination of the plant. 

 17s ; On the insects affecting the Agave, 

 210 : A probable Microgaster Parasite of 

 Eleodes in the imago state, 211 ; Our 

 American Ox Warbles, 212 ; Further note 

 on Carpocapsa saltitans and on a new 

 Grapholitha producing jumping beans, 

 213 ; Fig insects in Mexico, 214 ; On cer 

 tain peculiar structures of Lepidoptera, 

 :305 ; New species of Prodoxidse, 312 ; 

 Coleopterous larvae with so-called dorsal 

 pro-legs, 319 ; Is Megastigmus phyto- 

 phagic ? , 359 ; Note on Galeruca xantho- 

 melaena, 364 ; Presidential address for 

 1892: Parasitism in Insects, 397; Shorter 

 communications, 88, 71, 72, 129, 130, 131, 

 164, 177, 181, 218, 238, 239, 365. 



Salda dispersa n. sp., 383 ; explanata n. sp., 

 383. 



Scarabaeidae, Time of flight of, 243. 



Schwarz, E. A. Presidential address for 

 1889 : North American Publications on 

 Entomology, 5 ; A List of the blind or 

 nearly eyeless Coleoptcra hitherto found 

 in North America, 23 ; Labeling speci 

 mens, 46 ; Note on the food-habits of 

 Xyleborus tachygraphus and X. dispar, 

 6'2 ; Coleoptera on Black Locust vRobinia 

 pscudacacia), 73 ; Note on the breeding 

 habits of some Scolytids, 77 ; Contribu 

 tions to the life-history of Corthylus 

 punctatissimus, and description of C 

 spiuifer 11. sp. , 109 ; Feeding habit of a 

 species of Empidae, 146 ; Note on Phyto- 

 bius, 165; A Correction, 167; Note on 



the food-habits of some Halticids, 182 ; 

 Verdigris in Coleoptera, 220; Time of 

 flight in Lachuosterna, 24 1 ; Shorter 

 communications, 38, 39, 69, 70, 100, 147, 

 162, 163, 186, 2,0, 227, 239, 241, 395, 396. 



Scolytids, Breeding habits of, 77 ; Biological 

 notes on, 391. 



Sebastiania, the food-plant of Carpocapsa 

 saltitaus, 179, 213. 



Sex in larvae and pupae, 38. 



Silk, Artificial, 56. 



Silpha ramosa, 395. 



Silvanus cassiae, Evolution of heat by, 325. 



Siphonophora tilise, 249. 



Sitones hispidulus, 43. 



Sphaerius politus, 186. 



Sphecius speciosus, Life history of 71, 72 ; 

 Larva and cocoon of, 170. 



Spiders, Geographical distribution of, 251 ; 

 from the Arctic regions, 186 ; from the 

 District of Columbia, 148 ; from Indiana, 

 218, 267 ; Classification of, 348 ; Mimicry 

 in, 174 ; Contributions to life-history of, 

 252 ; Contribution to the knowledge of 

 North American, 28 ; Hymenopterous 

 parasites of, 290. 



Spiders' Web, Large quantities found in 

 Gala. andFla., 385. 



Stedman, J. M. , Communication by, 224. 



Stenopelinatus fasciatus, 72. 



Stiles, Dr. C. W., The Histology of Boophi- 

 lus (abstract), 303 ; Shorter communica 

 tion, 288. 



Stiphrosoma croceipes, 373. 



Stylopid in Gryllotalpa, 70. 



Syneches sp., 146. 



Systena frontalis, 266 ; hudsonias, 266. 



Tachinidse, Notes on North American, 134. 



Tachinus, Malformation in, 396. 



Tachys incurvus, myrmecophilous, 87. 



Tanaostigma coursetiae, 84. 



Tegulae in Lepidoptera, 310. 



Temnochila hubbardi, 39. 



Tcnthredinid larvae, Final molting of, 115. 



Teretriosoma hornii, 39. 



Tetrastichus banksii n. sp., 299. 



Thalamia parietalis, 125. 



Thelyphonus glgauteus, Life-history of, 253, 



255. 



Theridium, A peculiar species from Calu., 288. 

 Thrincopyge alacris, 211. 

 Thyridopteryx ephemeraeformis, Silk of, 56. 

 Ticks, Classification of, 232 ; Morphology of, 



271. 



Tilea, Deformity in, 396. 

 Townsend, C. H. Tyler, Some notes on Acri- 



