MOLLUSCA. ZOOPHYTES. 



209 



Helicostega, {D'OrUgny) xii. 17 



amnionoida, 17 



naiitiloida, 17 

 Helix, 29 



{Li7i ) 34 



aculeata, 29 



segopthalraus, 29 



albella, 29 



ampullacea, 61 



arbustorum, 29 



aspersa, 29 



brevipes, 30 



(Bulimus) zebra, 280 



castanea, 29 



cicatrosa, 29 



cincta, 29 



citrina, 29 



cornea, 34 



cretacea, 29 



decollata, 30 



epistylium, 29 



extensa, 29 



fragilis, 35 



fruticura, 29 



fulva, 29 



fuscescens, 29 



glauca, 29 



globulus, 29 



grisea, 29 



haemastoma, 29 



hortensis, 29 



Itala, 29 



janthina, 64 



lapicida, 29 



lactea, 29 



ligata, 29 



limosa, 35 



lucerna, 29 



lucorum, 29 



Lusitanica, 29 



nemoralis, colour of, 1G2 



nemorensis, 29 



neritella, 62 



nivea, 29 



oblonga, 31 



ovalis, 31 



palustris, 35 



the peculiar organ of the, 336 



pellucida, 30 



picta, 29 



pomatia, 29. 339 



pulla, 29 



putris, 32 



rapa, 29 



ringens, 30 



rosacea, 29 



rufa, 30 



scarabaeus, 35 

 Cziv. Index. 



Helix sinuata, xii. 29 



spirorbis, 34 



stagnalis, 35 



striata, 62 



terrestris, 29 



turturiim, 29 



venusta, 29 



vertigo, 31 



vittata, 29 



vivipara, 59 



vortex, 34 

 Hellicostega turbinoida, 17 

 Hemicardium, 112 

 Heteropoda, the, 25. 352 



{Lam.) 49 

 Hexastoma, 473 

 Hiatella, {Baud.) 121 

 Himantopus, 521 

 Hinnita, {Defr.) 95 

 Hippocrenes, {Montf.) 82 

 Hippopus, 110 



{Quoij 8f Gaim.) 491 

 Hipponyx, {Defr.) 65 

 Hippurites, 92 

 Holostoma, {Nitzsch) 472 

 Holothuria, {Lin.) 450 



frondosa, 452 



papillosa, 453 



phantapus, 451 



physalis, 490 



Priapus, 454 



regalis, 452 



spiralis, 489 



squamata, 452 



Thalia, 127 



tremula, 452 



zonaria, 128 

 Holothuriae, the, 544 

 Hortoles, of Montfort, 14 

 Hyalsea, the, 316 

 Hyalea, {Lam.) 20 



cornea, 20 



the body of the, 317 



digestive apparatus of the, 320 



foot of the, 321 



mantle of the, 318 



trunk and eyes of the, 319 

 Hydatid, the globular, 479 

 Hydatides, 479 

 Hydnophora, {Fisc.) 512 

 Hydra, Linn. 497 



the, 575 



fusca, 497 



sociata, 496 



viridis, 497 

 Hydrse, locomotion of the, 576 



reproduction of the, 577 

 Hydras, residence of the, 578 

 E e 



