— 439 — 



Pages. 



MuLiOTA rostrala Spglr 312 



— typica Gr 320, 330 



— ventricosa Gld 2i)6 



MiiRKx trunculus L 66, 144 



*)MUnRAVIA (nov. Gen.l 167 



Mya angulata Spglr 406 



— arenaria L 38Ô 



— australis Gm 224 



— candida Chemn... 391, 405 



— lutraria L 363 



— nicobarica Gmel.. 391, 406 



— oblonga Chemn 370 



— papyracea Spglr 407 



— planala Chemn 377 



Myomactra (G.) 398 



— lanceolala Gr 400 



MvriLASïKR minimus Poli.... (19 

 MYTH.ir.ARDfA calyculata L. 



69, l'.3 

 MYTit.u.s edulLs L. var. unci- 



nata Lk 69 



— gallo-provincialis Lk... Ii(i 



— minimus Poli 69 



— pictu.s Rorn 69 



N.'VTrcA intermedia Phil 145 



— intricata Don 143 



— inlricatoides Hid 67 



— .Tosephinia Ris.so.. l'(3, 145 

 i\'A.s.SA fostulata Ren l'<2, M'i- 



— Feru.ssaci Payr, 66 



— incra-ssata Strom.. 66. li-2 



— — var. lineolata Dautz. 



n. var 66 



— — var. rosaœa Rve.... 66 



— Johni Mont. s 66 



— mamillala Risso ^'^■'t 



— — var. modesta Mil.... 14'i 



— — var. pontica Monts. 144 



— nmtabilis L 142 



— nitida Jeffr 141 



— reliculata L 66. 1 4 i 



— — var. nitida Jeffr 66 



— signala Dkr 66 



NEORYNCHIA (nov. Gen.)... 163 



NiTiDiscALA (S.-G.) 35, 36 



Pagsg. 



*NOBILISCALA fnov. Subg.) 



60, 62 



;*1N0DISCAI.A (S.-G.) 



17, 50, 51, .52, 54, 62 



NucuLA nucleiis L (i9 



OcTNEUHA aciculata Lk 66 



— Edw ardsi Payr. var. 



apiculata Plry 66 



— erinaceus L. var. loro- 



.sa Lk 66 



— Miscowirhi Plry 66 



OcixKp.RiNA Edwardsi Payr. 



var. minor Loc 144 



— inermis Phil 143 



— — var. minima Plr\ . 



143, 144 



— minuta Desh. var. ma- 



jor Plry l'i 



OcTOPUs vLilgaris Lk 123 



OnosTOMiA fG.) 1 



— dathrata Jeffr.... 3. 4, 7 



— fenestrata Forb 2 



— indistinrta Mtg. 2, 3, 4, 5 



— interstincta Mtg.. 3,4, 5 



— — var. terebellum Phil. 



3, 5 



— Moulinsiana Fisch.. 5, 7 



— pohta Biv 68 



— pusilla Jeffr 2 



— striatula MLr 2 



— iniidenlata Mtg 68 



OrEACixA guhtata Cr 10 



'*)Opalia (S.-G.) 48 



Op.aliinf f.Subfam.) 26 



OPERCIJLELLA (nov. Gen.). 81 



OsTREA stentina Payr 69 



— uncinata Desh 146 



OVIRISSOA (nov. Gen.) 277 



O.XYPER.'\s (SecL) 293 



— îiîquilateralis Desh 325 



— Bernardi Pils 324 



— Coppingeri Sm 32i 



— elliptica Br 302 



— .solida L 297 



— subtruncata Da C 3(fi 



— transversa Desh 324 



— triangularis Lk... 293, 323 



