700 



INDEX ALPHABETIQUE. 



CYLINDRELLA leres, 1, 3i8, 827. 



— tomaœlla, I, 349. 



— torquata, I, iaS. 



— tricolor, I, 096, iai. 



— Triiiitaria, I, 898. 



— truncata, I, 899. 



— Tryoni, I, 33i. 



— turris, I, Sai, 345. 



— variegata, I, 4o9. 



— zebrina, I, 495. 



CYLINDRELLIDiE, I, 395. 



Cylindrcs Caraccasensis , I, 599. 



GvpR^EA exanthema, II, 33 1. 



GïPRiNA, II, 622, 698, 



CYRENA, Lamarck, II, 692, 694, 

 GaS, 629, 631, 632, 644, 

 645, 677, 689, 688. 



— œquilateralis , II, 687. 



— aitilis, II, 634. 



CYRENA anomaia, II, 63o. 



— Cai'oiiniana, II, 63o, 601. 



— Ceyianica, II, 680. 



— coîorata, II, 643. 



— cordata, E. von Martens, II, 



639. 



— Cubensis, II, 63 1. 



— cyprinoides. II, 63 o, 681. 



— Floridana, II, 63 1, 638, 648. 



— Fonlainei, II, 634. 



— fragilis,II, 638. 



— germana, T. Prime, II, 639. 



— marilima. II, 63 1. 



— Mexicana, Brodenp et Sowerby, 



II, 699, 634, 637, 677, 

 678. 



— Nicaraguana, T. Prime, II, 



640, 673, 675. 



— olivacea, Carpenter, II, 634, 



677, 678. 



— radiata, II, 64 1. 



— salmacida, A. Morelet, II, 642, 



679. 



— soIida,lI, 468, 64o. 



CYRENA triangula. Von dem 

 Buscb, II, 635, 677. 



— triangularis , II, 636. 



— varians, II, 638. 



— violacea, II, 63o. 



Gyrenastrum. II, 65o. 

 CYRENID^.II, 495, 699. 



GyRENINjE, II, 698. 



CYRENOCAPSA, P. Fischer, II, 

 63o, 681, 638, 642. 



CYRTONAIAS, Grosse et Fischer, It, 

 556, 584. 



CYRTOTOMA, Môrch, II, 197, 128, 

 133. 



— Mexicanum, II, i3o, i38. 



GvTHEREA, II, 699. 



DiEDALOCHILA , I, 91 8. 



— acutedentata , I, 988. 

 — • Ariadn«, I, 987. 



— Ariadne, 1, 987. 



— Beinii, I, 276. 



— Hindsi, I, 978. 



— implicata, I, 988. 

 — • Loisa, I, 289. 



— Mooreana, I, 975. 



— Texasiana, I, 279. 



— ventrosula, I, 274. 



DELPHINONAIAS, Crosse et Fi- 

 scher, II , 555 , 557, 688. 



Dentellaria, I, l59. 



DeTRACIA, II, 2 9. 



Diana, II, 274. 



DiANISOTIS, II, 54ù. 



D1APHORA, I, 896. 



D 



Ddiorphoptychia , II, 874, 876. 

 DIOÏQUES,II, 109. 



DlPLASMA, II, 54o. 



DIPLOMMATINA Huttoni, II, 91 4. 



— Stolli, E. von Martens, II, 213. 



DIPNEUSTA, II, 109, 918, 298. 



DipsAs, II, 507, 5ii, 55o. 



DISCONAIAS, Grosse et Fischer, II, 

 556, 557. 



DISCUS, Albers (voyez Hclix), I, 

 222, 237. 



— coactilialus , I, 234. 



— coarctiiiatns , I, 934. 



Discus, Haldeman, II, 76. 

 DITREMATA, I, 699. 



DoRYssA, II, 808, 810, 8i3, 3i4, 



391,399, 823, 827, 871. 



— rubida, II, 871. 

 DosiNu, II, 644. 



DOSTIA, II, 471. 



Dreissema, II, 496. 



— Sallei, II, 5o4. 



Dreissenad^e , II, 496. 



Dreissema, II, 498. 



Dreissenid^, II, 496. 



Dreissenomya , II, 496. 



Dreissensa, II, 498. 



DREISSENSIA, P. J. van Beneden 

 (emend.). Il, 274, 497, 499, 

 502. 



