852 



BULLETIN UNITED STATES GEOLOGICAL SURVEY. 



Syromastes 



inconspicuus 405 



reflexnlus 407 

 Syrpbidas 321,741,756 

 Syrphu8 321,324 



affinis 352 



araalopis 324, 326 



americanus 324, 325, 327 



fumipennis 324 



infuscatns 330 



intrudeus 324, 325, 326 



lapponicus 324,325,326 



limbiventris 330 



opinator 324, 325, 327 



protritus 324, 325, 328 



pyrastri 322, 324, 325, 350, 351, 352 



rectus 324, 328 



ribesii 324 



trycbopns 324 

 Systoecbus 226, 251, 252, 253 



candid ulns 253 



oreas 254 



sol it us 253 



vulgaris 227, 253, 781 

 Systropus 226, 227, 230, 265 



macer 265 

 Tabauidaj 213 

 Tabauus 213,214,215,353 



agrotus 219 



insuetus 219 



nigrescens 220 



pbcenops 217 



procyoQ 216 



punctifer 220, 350 



rhombicus 218 



souomensis 216 



tropicus 216 

 Tacbidius 155 

 Tacbina 361 

 Tacbyiirooiia 321 

 Tacbydromiua 321 

 Tacbypeza 321 

 Tacbytrecbus 311, 315, 354 



augustipennis 315 



mcecbus 316, 354 



sanus 316 

 Talda bullata 409 

 Talpa 



" enropaea ex America " 634 



flavescens 633 



fusca 633 



longicaudata 634 



purpurascens 633 



radiata 634 

 Talpasurex 647 



TalpidiB 632 

 Taiiagridfe 662 

 Tancredia ainericaua 569 

 Tantalidai 693 

 Tautalus loculator 693 

 Tauyderus 196 



pictus 352 

 Tapbrocerns gracilis 774 

 Taracbe angustipeuais 119,768 

 Tareutula 520 



modesta 520 , 



scalaris 521 

 Tattler, Solitary 692 

 Teal, 



Blue-winged 694 



Ciuaainoa 694 



Greeu-winged 694 

 Tebeunopborus 700 



carolinensis 700 

 Telepborus l)iliaeatus 774 

 Tellina scitula 569 

 Temuocera 322 



uiegacepbala 335 



seligera 334 

 Tepbritis finalis 346 

 Termes 791 



flavipes 364, 791 

 Tern, Least 695 



Tertiary strata of Wyoaiing and Utab, C_ 

 A. Wbite's descriptions of new spe- 

 cies of Uuioues and new genus of 

 Gasteropoda from tbe 603 

 Tetragnatba 477 



elongata 477,478 



grallator 477 

 Tetraonidse 689 

 Tetraopes annulatus 775 

 Tettigouia 460 



costalis 459 



bieroglypbica 460 



nioUipes 459 



obtecta 761 



octolineata 460 

 Tettigo iidae 761 

 Tettigoniuse 459 

 Tetyra alter nata 365 

 Texas 



cardinal 666 



woodpecker 679 

 Tbamnocepbalus 174 



platyurus 175 

 Tbamuonoma fiavaria 769 

 Tbauuiastus li muse formis 613 

 Tbecla sp. 767 

 Tbereva 781 



