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Grisea, Lmrk. 

 _ -Hiantina, do. 



Histrionica, Brodp. 

 Impressa, Anton. 



Indiea, Hanl. 



Intermedia, Quoy. 



Isabellina, Phil. 

 ^ Japonica, Gmel. 



Jnkesi, Deshs. 



Kellettii, Hiiids. 



Kochii, Phil. 



Lacerata, Hanl. 



Ijagopys, Lnirk. 

 iiamäf'ckii, Gray. 



Lam^llata, Ijnnk. 



Lamellosa, Cliemn. 



Laqueata, Sow. 



Lenticularis, do. 



Leucodon, do. 



Lirata, Phil. 



Listeri, Gray. 

 „„ Litterata, Lin. 

 - • Idem, do. 

 ■ Idem, do. 



Idem, do. 



Lorenziana, Chemn 



^lalabarica, do. 



- — Idem, do. 

 — — Idem, do. 

 ,- — Idem, do. 

 ,_ Marica, Lin. 



Mercenaria, do. 



Meroeformis, Sow. 



Monilifera, do. 



Mortoni, Conrad. 



Multicostata, Sow. 



Xotata, Say. 



Oblonga, Gray. 



<^paca, Sow. 

 _ 4J I j.Lit, I i iialr. /ui'M.jU)i^ , 

 . -Papilla, Lin. W 



Papilinnappa,- 1 ^ m r k .^j t«i 



Perouii, do. 



Peruviana, Sow. 



Pliilippii, Deshs. 



Philippinaruni, A.Adams. 



Pinguis, Chemn. 



Idem, do. 

 •—--Plicata, Gmelin. 



Praeparea, Say. 

 „-Pugitjjera, Lin. 

 , — PuUastra, Montaz. 

 — — Punctifera, Lmrk. 



Pygmaea, do. 

 .•,— 4l«di^a, Q ümnm lhvi'^ 



Kariflamma, Link. 



Recens, Chemn. 



Resticulata, Sow. 

 --^ Reticpiata, Lmrk. 



Retit^ra, do. 



^imosa, Philippi. 



Rimularis, Lmrk. 



Roborata, Hanley. 



Rosalina, Rang. 

 —1— Rug/e^a, Gmel. 



Scabra, Hanl. 



Scaljirina, Lmrk. 



Sinuosa, do. 



Striata, Chemn. 



Idem, do. 



Striatula, Da Costa. 



Strigosa, Lmrk. 



Stutchburgi, Gray. 



Subimbricata, Sow. 



Snbrostrata, Lmrk. 



Sabr;»^osa, Sow. 



Sulcaria, Lmrk. 



\ Sulcosä, Philippi. 



Textile, Gmel. 



Texturata, Lmrk. 



Thiara, Dillw. 



Tristis, Lmrk. 



Truncata, do. 

 — TurMda, do. 



Unjdatella, Sow. 



Undulosa, Lmrk. 



Variabilis, Mus. Caes. V. 

 .*— Variegata, Hanl. 



Vermiculosa, Lmrk. 

 — Verj^osa, Lin. 

 i'irgineä, Ao.'^^'l^'iliL*^ 



Vitre.'i', Chemn. 



Yatei, Gray. 



Mouadacna 

 Caspia, Eichw. 



-IpCardium if^ 



— Aculeatum, Lin. 

 Alternatiim, Sow. 

 Angulatum, Lmrk. 

 Areiiicolum, Reeve. 

 Asiaticiim, Brugre, 

 Atten natura, Sow. 

 Auricula, Forsk. 

 Australe, Sow. 

 Australien se, Reeve. 

 Belticum, Beck. 

 Biangulatum, Sow. 

 Biradiatum, Brugre. 

 Brasilianum, Lmrk. 



- BuUatum, do. 



- Cardissa, Lin. 

 1- — Idem, do. 



-Idem, do. 

 Idem, do. 



Ciliare, do. ' ■ •■ .<. , 

 Consors, Sow. 

 Costatum, Lin. 

 Dionaeum, Sow. 

 Donaciforine, Schroeter. 

 Echinatum, Lin. 

 Edale, do. 

 Elatum, Sow. 

 Elenense, do. 

 Elongatuni, Brugre. 



/ 



Enode, Sow. 

 — - Erinaceum, Lmrk. 



Exasperatum, Sow. 

 Exiguum, Gmel. 



Fimbriatum, Wood. 



Foveolatum, Sow. 



Fragum, Lin. 

 — Groenlandicum, Chemn. 



Graniferum, Brodp. 



Hemicardium, Lin. 



Hians, Brocchi. 



Histri, Reeve. 



Impolitum, Sow. 

 . — Islandicum, Chemn. 



Isocordia, Lin. 



•Lacunosum, Reeve. 



Laevigatum, Lin. 



J^atum, Born. 



Leucostomum, do. 



Jjima, Reeve. 



Lyratum, Sow. 



]\Iaguum, Born. 



Medium, Lin. 



Mortoni, Conrad. 



Alultipunotatum, Sow. 



Multispinosum, do. 



Idem, do. 



Mundum, Reeve. 



Muricatum, Lin. 



Nodosum, Montag. 



Nutallii, Conrad. 



Obovale, Sow. 



Orbita, do. 



Oviputamen, Reeve. 



Oxigonum, Sow. 



Pallidum, Reeve. 



Panemense, Sow. 

 [— Papillosum, Poli. 



Papyraceum, Chemn. 

 .Parvum, Philippi. 



Pectinatum, Lin. 



Pennantii, Beck. 



Procerum, Sow. 



Pseudo-Liraa, Lmrk. 



Idem, do. 



Pulchellum, Reeve. 



Pulchruni, do. 



Radiatum, do. 



Reveanum, Dunkec, 

 - Retusum, Lin. 



Ringens, Chemn. 



Rubicundum, Reeve. 

 I Rugatum, Gronow. 

 i Idem, do. 

 U— Rugosum, Lmrk. 

 [■— Idem, do. 

 I — Rusticum, Lin. 

 I Senticosum, Sow. 

 1 Serratum, Lin. 

 ! Setigerum, Dunker. 

 ! Sinense, Sow. 

 i Idem, do. 

 I Stellatum, Reeve, 



