532 WORMS. TESTACEA. 81. Helix. 



* Striata. Shell itriate, with a fuboval aperture: whorls reflected on 

 the back. 

 Adams Micro fc. p. 636, tab- 14* fig. *Q 

 Found at Sandwich: very rare and minute. 

 Shell pellucid greenifh. 



D. Tapering. 



*Deco!Iata, Shell imperforate tapering, with a mutilate truncate fpire. 

 Lister tab. 17, 18 Petiv. Gaz,. tab. 66. fig. I. 

 Bnan, recr. & Muf. Kirch. 3. .'fig. 56. 

 Gualt. test, tab. 4. O — Q. Knorr Vergn. 6. /. 32./, 3. 

 Argen-v. conch, tab 27. fig. 5, Murray tefi. tab. \.fg. 3» 

 Chemn. conch. 9 tab. lyo.fg. 1254, 1255. 



2. Lister tab. 14. Gualt. teft.tab. 6. I. 

 Chemn. conch. 9. /*£ k 135 //£. 1226. 



3. Fa<vann. conch, tab. byfv* ^. IO. 

 Chemn. conch g. tab. 136 fig. \2$6 — I 258. 



In ha: its far*/* .#& and $r£« : 6—1 $\ lines long. 

 &&*// whitilh Ooloig polifhed iubftriate, with 4—7 whorls, the 

 fir ft nearly tw^ce as large as the next, 



Solaris. Shell conic-tapering imperforate, with remote whorli 

 aperture ovate. //3^ /*<£.<iw 



Chemn. conch. 9. tab. I 2$' fig. -**-$&. n. I— 3, 



Inhabits Shell obliquely ftriate, pale rufous with 2 whitii 



bands : fpire obtufe with 5 ventricofe whorls. 



Circinata. Shell hyaline tranfyerfelv ribbed perforated and a little ta- 

 pering : whorls diltant : aperture circular. 

 Kamm* Conch. Rudolft. p. 182. tab. S,fig, 4, 5, _ 



Inhabits fome hir.g refemMes Turbo fcalaris„ 



Shell 6 lines high, y| broad, with acute lips, 



Suhcylin- Shell imperforate tapering fubcylindrical obtufe, withB 

 drica* whorls and ovate aperture. 



Chemn. conch. 9 - tab. 1 $$<j$& 12 35* 



Inhabits frefli water of Northern Europe* _ I 



Shell fize of a grain of rye, horny, pale, with a very obtufe tipjl 

 interior margin of the aperture reflected, 



Stagwrum. Shell fubperforate and a little tapering, with 5 whorls andj 

 ovate aperture. 

 Bailer opujc. fubs. p. yj. tab. 7 -fig. 4. 



Inhabits freih waters, Shell horny, pale, ovate-oblong, ratiiCt 

 acute, hardly as large as a barley-corn, with a very minutij 

 navel and margined aperture, 



* Oclona ' 



