$2% 



Ianthina. 



5 



Gigantea. 



WORMS. TESTACEA. 81. Helix. 



Shell nearly imperforate, roundifh, obtufe, diaphanous and 

 very brittle: aperture dilated behind, with an emar- 

 ginate lip. 



Lifter^ tab. 572,/*. 24. Brown jfamaic. tab. %<)•/- I. 



Shane Jamaica) tab. \>fg> 4. tab. $J2./ig. 23. 



Column aq. 23. tab, 22. Purp. tab. 13./*. 2. 



Rumpf. mnf. tab, 20. f. 2. Gualt. tejl. t. 64. O. 



Argenv. conch, tab. 1 6. S. Knorr Vergn. 2. t. 30. f, 2, 3. 



Chemn. conch. 5, tab. 166. /I I 577, 1578. 



Inhabits moil leas : about an inch broad and high. 



Shell violet with a fubtriangular aperture: the /nail when alive 

 fhines by night, and {tains the hand with a violet or purple die. 



Shell imperforate, roundifh, folid, with a depreffed fpire. 



Inhabits Scopol. deL In/ub. p, 66. tab. 25. A. 



Shell x try large, fmooth, white, within brownilh: /pire yel- 



lowifh, with 6 contiguous whorls not filiate, the firft bay 



within : lip margined . 



x Vivipara, Shell imperforate, ventricofe, fubovate, obtufe, browni 

 with dufky bands: aperture nearly orbicular. 



Pennant Brit. Zool. iv. tab. 84. fig. 132. 



Da Costa Brit, conch, tab* 5. Jig. 2. Lifer, t. 126. 



Lijier Anim. Ang. tab. 2./. 18. Anat, Exerc. 2. /. 2,/, 5. 12 



Peti-v.Gaz, tab.gg.f 16. Argennj .Zoom, tab, S./, 2. 



Szvamm. Bibl. tab, g.fi 5 — 13. Gualt % te/t. t, 5. A„- 



Frisch. Ins, 13. tab 1. Knorr Vergn* 5. /. 17.^.4. 



«S>£<z M/ 3. tab. 38. /*, 12. /#£. 39. y. 33, 34. 



Martini Berl. Magaz. 4 /«£, 7./, 4—9. 

 £bemn. conch. 9, ftf£. I 32. fig. 1 1 82, 1 1 83/ 



Inhabits ftagnant waters of Europe; \\ inch long. 



Shell thin, pellucid, glabrous, very finely ftriate longitudinally, 

 when young covered with fine cryftalline briitles, generally 

 barred, with a whitifh and blueifh throat, and 5 or 6 very 

 con rex whorls : viviparous. 



(h 



Fa/data. Shell ovate-ventricofe, white with 3 fhining red bands. 

 Gualt. te/t. tab. 5. M. Ginan, op. post, 2. /. I ,/. 6. 

 Inhabits Italy: 9 — 15 lines long,- with 3 bands on the firft 



whorl and 2 on the next : fpire acute : whorl* 5 : throat 



blueifh white, 



Dijimilis. Shell fubovate, pointed, yellowifh-white with a black lip. 



Schroet. EinL in conch. 2, tab, 4./*. IO. 



Inhabits Tranquebar. Shell pellucid, glabrous, with 6 whorls 

 and a pellucid gloify yellowifh-brown lid. 



*Nemorahs 



