Wi 



Pages 



*T[:t,LiNA Bezieri ('.ossiu. n. 



sp 150, 152 



* — bimigularis Desh 153 



— digitaria L. 73, 113 



— donacina L SjJ 



— fusca Poli 81 



— iiicaniata L .; 32 



— lactea L K! 



— planata L 10, 30 



— pulehella Lk 32 



— radula Mtg 96 



* — Raulini Uesh 151 



— scalaroides Lk 153 



*THAMBOCERAS (nov. Gen.) 233 



TINGITANA (nov. Sect.^ 51 



— aiioceurensis Plry 52 



— bessabisana Plry 52 



— gharbiana Plry 52 



— jMineltei Plry 52 



— Lingitana Pal 52 



— — var. angulosa Plry 53 



— — var. interrupta 



Plry 53 



— — var. lacticolor Plry 5:! 



— — var. lacunata Plry 53 



— — var. minor-puUata 



Plry 53 



— — var. punctulata 



Plry 53 



— — var. slessica PJr\ . 53 



ToBNATELLA Ecicula Nyst 11)6 



T ORNAT ELU NOPS (nov. 



Sect.) 122 



ToRNATiNA exerta Desh 108 



'TOUZINIA (nov. Sect.) 216 



Trachelocheti's (G.) 151 



Trapezud.e (Fam.) 259, 2(55 



Trapezium (G.) 265, 2(i(; 



— angulatum Lk 267, 273 



— caiifornicuin Conr 269 



— cor L 292 



— gilvum Mart 271, 272 



— guinaicum Chemn 26'J 



— halioUcola Dali 279 



— liratuin Rve 278 



— oblongum L 269 



Pages 



Trapezium oblongum Sow... 272 



— perfectiun v. Miililf. 



269, 273 



— rostratum Lk 27i 



— Sowej'byi Hid 272 



— sublfïîvigatuin Lk. 267, 276 



— vellicatum Rve.... 267, 276 



Tricoeia (sp.1 197 



Tridonta (Soct.) 72, 73 



— alaskensis Dali 102 



— Banksi Leach 104 



— Bennetti Dali 109 



— borealis Chemn 93 



— elliiplica Br 90 



— laurentiana Lyell 109 



— quadran.s Gld 110 



— semisulcata Leacb 95 



— soror Dali 109 



— vernicosa Dali 109 



Triforis perversus L.. 31 



*Tripia clavatuloides Cossin. 



n. sp 153 



Trivia europfca L 20, 29 



— pulex Sol 20, 31 



Trocuocochlea articulata Lk. 22 



— turbiîormi.s v. Salis.... 22 



— turbinata Born 22, 29 



Trochula (Sect.) 09 



— Fryatti Plry n. sp 68 



Trochus conulus L 23 



— labio L 22 



— punclatus (L.) Ren 23 



— terrestris Penn. 26 



— zizyphinus L 23 



TFWNCULARIA (nov. Sect.). 316 



Turbo claChruS' L 23 



— elegans MOU 2i 



— scalaris L 23 



— ungulinus L 23 



— variegatus L 23 



*TuRBONiLLA Aonis d'Orb 196 



* — Deshayesi May 196 



* — lœvissima Bosq 196 



TuRRicuLA (Sect.) 69 



*TuRRiTEt,LA bartoniana May. 18.") 



* — carinifera Desh 185 



