INDEX, VOLUME II. 



347 



PAGE. 



Stri;e, glacial, about Rochester 193 



Stritigocephalidte 1!^ 



Strobila labyrinthica 8 



StrombidcE • ■ <\\ 



Strombus, list of species <51, •« 



Stropharia semiglobata 159 



Strophitus undulatus ■ ■ • IS 



Strophoraenidte 114, 118 



Stylit r speciosus 2j* 



Styliolatissui-ella '■* 



Subpruinosi 1".'^ 



Subtoineiitosi ^^ 



Succinea, list of species 11 



—, synonyms '] 



Succineida' H 



Suillines ~"o 



Sullivautia Ohionis ^■11 



Sun, Synodic revolution of i:3+ 



Sun-spots, eleven-year period of . . ..... 11- 



Superstitions, Popular Modern 107 



Siircula biJLibata '~-\ 



Surds and Irrationals, classification or. ^0~' 



Surinam toad -89 



Sus ^8 



Swift, Dr. Lewis, lecture ^01 



Syrian plants, donated to Academy . . . 47 

 Systemodon 209 



Tachea hortensis '^ 



Tait, Prof. Guthrie, cited sjjb 



Tapes litterata — *', 



Tapir 208, 209 



Tebennophor us Caroliniensis o 



— dorsalis 8 



Tellina. list of species fj 



Tellinidii' p»; 



Terebra, list of species '~~ 



Terebratulidiv, classification of — HI. Ii8 



— , description of Ihj 



Terebridii' "--' 



Tcstaceliidii- ,~0 



Theciilida- 118 



ThelephoreiL' l»5o 



Thompson, Sir William, cited 264, 2et3 



Thoulet. apparatus of o",o 



Thunderstorms, iiaper on 134-148 



— , reciprocal relation with auroras 138 



Time, (ieologic, Length of 2tj3 



Tinetocera ocellana 2'i7 



Titanotheriura 208, 209 



-Totteldia glutinosa 300 



Topograpliical survey of New York 112, 119 



Toxicopliis picivorus 287 



Traraetes mollis _•_ 10- 



Treasurer's report 43, 175, 237 



Trees, Our 297 



Tremella mesenterica 10^ 



Tremell inea- l**" 



Trenton formation, thickness of 102 



— period 218 



Tricholoraa alba 155 



Trieutalis Americana 178 



Trifolium 238 



— agrarium 4t) 



— procumbens 180 



Trigiochin maritima 45 178 



Trillium '78 



Trindad, Island of •■•• 278 



Triodopsis, list of species 7 



— palliata 7,8, 9 



Triton, list of species 29, 30 



Tritonidie 29 



Tritonidea undosa 26 



Trivia ory za 3i 



— tremeza 31 



Trochid* 34 



Trochus virgatus 34 



Tropdoleptus 114 



Trophon anceps 37 



Troschel, —, cited 37 



Tubo radiatus 34 



TurbinidcU 33 ' 



Turbo, list of species ... 33, 34 



Turricula, list of species 25 



Typhoid fever, epidemic in Buffalo — 270 



Ulmus racemosa 177 



Ulostoma Sayii , 7 



Ulotbrix zouata 45 



Umbrella indica 22 



Umbrellidie 23 



Ungulate mammals, evolution of. 206 



Ungulates 206,207 



Unio.... 14 



— list of species 13. 16 



— rosaceus 16« 18 



— synonyms 17f 18 



Unionidse 15 



Upham, Warren, cited 191, 223. 223, 265 



--paperby 181-200 



Upper Devonian conglomerate, thick- 

 ness t>f 95 



Upper Helderberg formation, thickness 



of 93, 99 



Usnea baroata 48 



Uticashale, thickness of 101 



Utricularia cornuta 211 



— vulgaris 299 



Vaccinium oxycoccus 



— stami Ilium - • 



Valeriana sylvatica 178, 



Vallonia minuta 



— pulchella 



Valvata bicarinata 



— sincera 



— tricarinata 



— unicarinata 



ValvatidiP 



Van Ingen, Gilbert, donation of plants 



1.50, 168, 179, 



^ elected corresponding member. .. 



Vegetation of the Ancient World .. .. 

 Veeder, Dr. M. A., appointed to report 



in Meteorology 



^ Foucault pendulum experiment.. 



, on committee — 



. papers by 134-148, 245- 



• , report on auroras 109, 212, 



Veneridae 



Venus toreuma 



— Listeri 



Veriico rupicola 



Vertigo milium 



' ovata 



— simplex 



— tridentata 



Vetch 



Vexilla vexillum 



Viola blanda 



— cucuUata 



— palmata 



— pubescens 



— rostra ta 



— rotundifolia 



— sagittata 



— striata 



Viscipelles 



Vitrina Americana 



— limpida 



— pellucida 



Vitrinidae 



Volvatella Cumingii 



Vol vox, flsh-like odor of ■ • ■ 



— globator 293—397, 



Vorticella 



46 



178 

 300 



7 



7 



4 



4 



4 



4 



4 



180 

 180 

 210 



245 



312 



213 



-254 



266 



36 



36 



36 



10 



10 



11 



10 



11 



180 



27 



45 



45 



45 



45 



45 



241 



240 



178 



160 



5 



5 



5 



5 



21 



296 



, 300 



344 



