500 



Index of Volume VI. 



Potamanthus, 389. 



Princeton Collection of Fossil Beetles 



From Florissant, 359. 

 Proceedings of the Cleveland Meet- 

 ing, 130. 

 Prospaltella perniciosi, 125. 

 Pseudotsuga douglassi, 165, 169. 



taxifolia, 165, 169. 

 Pseudopyrellia 



cornicina, 252. 

 Psychoda alternata, 444. 

 Pteromalus aculeatus, 165. 

 Publilia concava, 91. 

 Pyrus, 233, 234. 



sitchensis, 234, 235. 



americana, 235. 



Ranunculus abortivus, 285. 

 Resolutions, On the Death of T. H. 



Montgomery, 129. 

 Resolutions, On the Death of J. B. 



Smith, 128. 

 Revision of Agromyza and Cero- 



dontha, 269. 

 Revision of the North American Species 



of Megastigmus Dalman, 155. 

 Revision of the North American 



Neurigona, 22. 

 Rosa rugosa, 160. 

 Sarcophaga assidua, 447. 



georgina, 447. 

 Sapromyza savoria, 450. 

 Sarcophagula, 447. 

 Scaphoideus, 107. 



auronitens, 107. 



jucundus, 107, 108. 

 Scatopse atrata, 445. 



pygmasa, 445. 

 Scenopinus nubilipes, 446. 

 Schizoneura, 233. 

 Sciapus chrysoprg-sius, 446. 

 Sciapus 



chrysoprasius, 446. 



pallens, 446. 

 Sciara, 445. 

 Scolops, 343. 

 Sepsis violocea, 452. . 

 Shelford, Victor E., article by, 213. 

 Smilia camelus, 86, 87, 90. 

 Smith, John B., On the Death of, 128. 

 Smith, Lucy Wright, article by, 203. 

 Sorbus aucuparia, 156. 

 Spangbergiella, 106, 110. 

 Spirea, 458. 

 Spogostylum, 215. 



anale, 222, 223. 

 Squash Bug, Anatomy of, 427. 

 Stenares, 189. 



grandidieri, 189. 



harpyia, 189, 190. 



hyffina, 189, 190. 



improbus, 189, 190. 



irroratus, 189, 190. 



madagascariensis, 190. 



sinuatus, 189, 190. 

 Stegomyia calopus, 444. 



fasciatus, 444. 

 Stictocephala, 85. 

 Stictocephala lutea, 90. 

 Stoboera, 343. 

 Stomoxys Calcitrans Linn, Part 11^ 



197, 447. 

 Study in Antennal Variation, A, 233. 

 Synthesiomyia brasiliana, 447. 

 Syntomaspis, 155. 



Tabanus atlanticus, 445. 



nigrovittatus, 446. 

 Taxonomic Principles, New Applica- 

 tion of, 226. 

 Telemona ampelopsidis, 77, 90. 

 Telemonanthe, 86. 



pulchella, 86. 

 Telephorus humatus, 362. 

 Tetanocera 



kincaidi, 449. 



pictipes, 450. 



setosa, 450. 



spinicornis, 449, 450. 



umbrarum, 450. 

 Tettigoniella, 104. 



Tetranychus, The Taxonomic Value of 

 the Character of the Male Geni- 

 tal Armature in the Genus, 453. 



bimaculatis, 455, 456. 



borealis, 454, 457, 458. 



flavus, 454, 458. 



gloveri, 455, 457. 



longipes, 454. 



2-maculatus, 455. 



mytilaspidis, 454. 



pratensis, 454. 



sexmaculatus, 455, 457. 



telarius, 454, 455, 456, 457, 458. 



weldoni, 454, 457. 

 Thecabius populimonilis, 485. 

 Tipula 



abdominalis, 466. 



abluta, 468. 



acuta, 479. 



acutipleura, 464, 484. 



sequalis, 478. 



alara, 



albocaudata, 472. 



albocincta, 476. 



albimacula, 463, 484. 



albofascia, 476. 



albonotata, 469. 



albovittata, 463. 



alia, 467, 484. 



alta, 478, 484. 



angulata, 463. 



angustipennis, 471. 



annulicornis, 481. 



