INDEX. 



675 



Page. 

 Spirifer, new brachiopods of the genus, from 



the Silurian of Maine 73 



Spirifer cobscooki 75, 76 



crispus 74 



var. simplex 74 



(?Delthyris) trescotti 73 



edmundsi 77 



elevata 73, 75 , 76 



(cf . Cyrtina) lubecensis 78 



octocostatuB 76 



perlamellosus 77 



trescotti 74, 76 



Spirodella penieillata 252 



Spondylus bostrychites 493 



filiaris 493 



Spudaeus glaucus 215 



variabilis 215, 216 



Squalogadus 156 



modificatus 138, 143, 156 



Staphylea acuminata 276, 282, 295 



Steatoda borealis 68 



Steindachneria argentea 142, 186 



Stenolaemus schwarzii 229 



spini ventris 230 



Stenomesioidea raellea 44 



Sterculia engleri 285, 295 



rigida 285 



Sterki, Victor. A new mollusk of the genus 

 Pisidium from Alaska, with field notes by 



G. Dallas Hanna 475 



Stethorus punctum 631 



utilis 631 



Stipa laminarum 251 



Strombus chipolanus 509 



species indeterminate 509 



Sturmiopsis inferens 313 



Sumichrastia 303 



Sympiesomorphelleus nigriceps 44 



nigriprothorax 131 



Synonycha grandis 634 



Synsynella deformans 571 



Tabanus lasiophthalmus 96 



merychippi 96 



Tachina fulva 315 



Talara synnephela 5 



Teinostoma sublimata 520 



Tellina segregata 501 



Tephrina caliposis 23 



calliope 23 



Tetragnatha laboriosa 69 



Tetranychus banksi 583 



bimaculatus 583 



harti 588 



ilicis 586 



latus 583 



macdonoughi 588 



monticolus 584, 586 



(Neophillobius) harti 588 



oregonensis 585 



peruianus 581 



pilosus 587 



rusti 582 



ununguis 588 



will amettei 586 



Tetrastichodes tibialis 128 



Tetrastichomorpha ajax 132 



Page. 



Tetrastichopsis prionomeri 132 



Tetrastichus acutus 128 



asparagi 128 



bruchophagi 132 



microrhopalae 128 



polynemae 130 



rosae 128 



Texas, descriptions of two extinct mammals 

 of the order Xenarthra from the Pleisto- 

 cene of 107 



Thalassa montezumae 630 



Thanatus rubicundus 70 



Thecla arindela rinde 2 



minniles 3 



syncellus sierrae 2 



sy vix 3 



Theresiopsis ficorum 301 



Theridium differens 68 



murarium 68 



placens 68 



Theridula sphaerula 68 



Therina blandaria 27 



Thorybes paucipuncta 4 



Throngia 299 



viridis 299 



Tibellus oblongus 70 



Tilia populifolia 289 



Titanite, notes on alunite, psilomelanite, and . 81 



Tmesipteris alleni 247 



tannensis 247 



Tortrix destructus 98 



florissantana 98 



Townsend, Charles H. T. New genera and 



species of Museoid flies 299 



Trachonurus asperrimus 146 



sentipellis 146, 207 



sulcatus 146 



villosus 205, 207 



Trachyrhynchus helolepis 142 



longirostris 142 



murrayi 142 



trachyrhynchus 142 



Triassic fossil plants from Pennsylvania, two 



new 327 



Trichomagdalis fasciatus 466 



Trichoprosopa marginalis 322 



Trichorthosia aselenograpta 10 



clarcana 10 



Trochus conchyliophorus 518 



leprosus 518 



Turbinella wilsoni 505 



Turris, species indeterminate 503 



Tuiritella helensis 517 



species indeterminate 517 



tampae 517 



Turuptiana panoezys 8 



Typha latissima 215 



lesquereuxi 251, 265, 295 



Typhlocolpura vulcanalis 226 



Ugimeigenia elzneri 316 



Ulmus tenuinervis 266 



Urostylis blattiformis 224 



%'irescens 226 



Vaginulina acicula 661 



bradyi 661 



bmkenthali 661 



