674 



INDEX. 



Page. 



Populus micro-tremuloldes 261, 293 



oxj-phylla 261 



pyrofolia 261,294 



tremuloides 261 



Porana cockerelli 287, 29-1 



micrantha 287 



oeningensis 287 



similis 271, 288, 294 



speirii 288 



tenuis 286, 288, 294 



Potamogeton geniculatus 294 



verticillatus 294 



Protepacmus 94 



setosus 94 



Protolomatia recurrens 93 



Psaliodes erispa 32 



euplaneta 32 



monapo 32 



Psammobia cerasia 501 



Pseudiglyphomyia americana 48 



Cinctithorax 45 



(Cirrospilus) flavicinctus. 45 



flavifacies 43 



pulchra 45 



Pseudione furcata 573 



upogebiae 572 



Pseudoservillia 314 



Psilacron hidalgoa 21 



Psilocephala scudderi 90 



Psilomelanite, titanite, and alunite, notes on. 81 



Psyllobora parvinotata 635 



\igintimaculata 635 



Ptelea modesta 275, 289 



Pterocarya americana 294 



Pterophyllum aequale 453, 457 



rajmahalense 453, 457 



Pyrus diversifolia 274 



Quaintance, A. L., and A. C. Baker. A con- 

 tribution to our knowledge of the white flies 

 ofthe subfamily Aleyrodinie (Aleyrodidae). 335 



Quercus afflnis 266 



balaninorum 267 



consimilis 266 



drymeja 265 



scudderi 265, 294 



semi-elliptica 265 



virginiana 266 



Rhabdammina abyssorum var. radiata 652 



Rhamnus ellipticus 294 



kirchneri 283, 294 



Rhicnopeltom3aa achrysocharoides 39 



marylandensis 39 



scutellata 40 



viridiscutellum 40 



Rhininae 465 



Rhus acuminata 294 



cassioides 294 



f raterna 279 



haydenii 270 



liilliae 272, 278, 279, 294 



rosaefolia 294 



rotundifolia 269, 294 



subrhomboidalis 294 



vexans 272, 278, 294 



Rhynchaenus stigma 468 



Rhyncholophus graciUpes 72 



Page. 

 Rhynchophora, studies of, vrith descriptions 



of new genera and species 461 



Rhyzobius ventralis 633 



Ribaldia amatame 22 



Ribes florissanti 255, 272 



protomelaenum 284 



Robinia trittoni 277 



Roeselia clarciana 33 



Rosa hilliae 273 



inquirenda 273, 294 



ruskiniana 273 



scudderi 272, 294 



wilmattae 273 



Rotatorian genera, Lepadella and Lopho- 

 charis, a revision of, with descriptions of five 



new species 527 



Rusostigma 420 



Sabina linguaefolia 249 



Saccammina sphaerica var . catenulata 652 



Sagenopteris? species 455 



SaUx 260 



amygdalaefolia 294 



angusta 260 



myrtilloides 258 



species 294 



Salvinia alleni 247, 294 



cyclophylla 294 



Saperda lesquereuxi 105 



moesta 105 



Sapindus angustifolius 283, 294 



coloradensis 283 



lancifolius 283, 295 



steliariaeformis 295 



Scevesia broidricci 22 



Schidium lemur 230, 231 



matercula 231 



Schizura tomaea 2I 



Sciara abdita 97 



cucumeris 97 



florissantensis 97 



Scymnus cervicalis 631 



coniferanum 631 



Selenia agatha 28, 89 



giavor 27 



7Semele, species indeterminate 501 



Sequoia affinis 248, 295 



haydenii 249 



sempervirens 248 



Servilliopsis buccata 314, 315 



Sesamia inferens 313 



Shells, land, from California, ofthe Epiphrag- 



mophora traski-group 609 



Shells,twonew land, from the Western States 331 

 Silurian of Maine, new brachiopods of the 



genus Spirifer from the 73 



Sinum imperforatum .520 



Siphogenerina bifrons, var. striatula 062 



raphanus, var. costulata 662 



Sorbus diversifolia 255, 272, 273, 274 



megaphylla 274 , 275 



nupta 255,272, 274, 275 



Sorceress, outfit of a Korean, in the United 



States National Museum 591 



Spaniodcra ambulans loi 



Sphenopteris guyottii 246, 295 



Spiders, red, descriptions of seven new species 

 of 581 



