34 



VENUS. 



Linn, names. Gm. Engl. names, 



13 rigida rigid 



14 casina 3269 broad-ribbed 



15 cancellata 3270 channeled 



16 subcordata 



17 minima 



18 sulcata 



subcordate 



red-streaked 



furrowed 



Synonyms. Habitat. 



C.6,J.29,/.303. W.Indies. 



Z.f.286,/.123. C.6,f.29, 

 /.301-2. P.B.ZA,t.57, 

 /.2. D.t.14-9. M.pA7. 



Britain, &c. 



C.6,*.29,/.304-7. E.M. 



*.267,/.7. Z>.M15. M. 



p.574. Indian Ocean. 



M.p.l2l,t.3,f.l. Britain? 



19 Montagui Montagu's 



20 Scotica 3285 Scottish 



[borealis.'] 



21 Danmonia Devonshire 



22 reflexa 3290 reflected 



[undulata.~\ 



23 GaHina 3270 hen 



24 circinata 3288 compass 

 [Gumeensls.~\ 



M.p.131. L.T.8,t.2,f.2. 



Scotland. 



M.Snppl.pA3,t.26,f.l. - 

 C.7,<.39,/.413. M.pA4>. 



L.T.8,p.81,t.2,f.3. - 

 M. Suppl.pA5,t.29,fA. Britain. 

 G. t. 75,/. O. M. Suppl. 



p.40&168. 



25 Caliste 



26 compressa 



27 exalbida 



28 petulca 



29 granulate 



30 ovata 



3277 sordid white 

 3282 compressed 

 whitish 

 clouded 

 32 11 grained 



oval 



C.6,<.30, 

 /. 308-10. P. B. Z. 4, 

 *.59,/.2. D.t.68. M. 

 p.113. Britain, c. 



C. 6, t.30,f. 311-12. M. 



Suppl.pA8&I68. C. of Guinea. 



S.Einl.3,p.l56 9 t.8,f.8. RedSea. 



L.M.p.54>6. u. 



C.ll,<.202,/.1974. Falkland Isl. 



Z.SJV>.1131. S. of Europe. 



C.6,i.30,/.313. D.t.83. 



M.p.120. W. Indies. Britain ? 



M.p.120. L, T.8,p.85, 



*.2,/.4. Britain. 



