WORMS. TESTACEA. 8r. Helix. 
Shell imperforate ovate gibbous, vvi h a depreffion in 
middle'of the lip : fpire acute and v <hort: apef'" 
very much dilated. 
Tiono^jan s Brit. Shells, ii, tah. ti. i. 
Da Coita Brit, conch, tah. 6. fig. 1 6. 
Pennant, iv. t. 86. f. ^38. Lifter enerc. anat. t. z. f, 3, 1^ 
Lifier t. \zi:f. 2Z. Aaim Aiig. t.z.f. zz. 
Bonan recr. Muf. kifch. 3. fig. 54. 
Gualt. left. tah. 5. F, G. Murray ts'.t t ' .f. 4. 
Argenns. conch, t. 27. f. 7. t. z%. f. zz. xoom. t. Z.f. 6. 
Born. Muf Catf. Bind. tefi. t. iB.f. 20. 
Qhemn. conch, (y.t. »3;./. 1241, 1242. 
2. Schrcet, Flufconch. t.fis.f. y t 7 f 11 f 
Inhabits pond.<i of iarepi; : 2 — i5 .ineslon4. j 
Shell whitifh yello'v cinereous or brownilh, rarely ribbed : ^ 
3^ — 5, the firll very ventricofe, me lall fmall and forndc®,.^ 
tnindte apex.- fuail white with cinereous dots and black 
^Leeruigafa Shell with 2 whorls, the firft very ventricofe, the other 
minute and placed laterally. 
Pennant Brit. Z.ool iv p. 14. tah. 86 fig. I 39. 
Inhabits ponds of Europe. Shell pale red, pellucid. 
Balihica. Shell imperforate ovate pointed, with elevated wrintl^® 
aperture ovate dilated. 
Inhabits (h .r.softhe Baltic. 
Shell pellucid, with 4 whorls : /nail black, with 2 tentacula- 
* 
ffieritoidea. Shell imperforate Convex and longitudinally ftriate, vt'im 
umbilical cleft: aperture roundilh. 
Inhabits— — livid, with above 40 ftris. 
Ferfpicua. Shell imperforate convex ovate, without lip : apertur 
tending to the tip. 
Inhabits Mediterranean", between a Bulla and Hedx. 
Shell milk-white tranfparent and very brittle. 
( iJ 
■ Ualiotoidea Shell imperforate dcprelled, with waved ftriae : 
oval, open all the way dow-n. 
Adans feneg. 1. tab. Z" fig. 2. Rumpf. muf. tab. 4. R. 
Mull. Zool. Dan. 3. r. lOl./i 1-4. 
Peti’V. Gaz. t. I Z. f. 4 ' Gualt. teft. tah. 69* F. 
Bonan. Muf. Kirch. S-Af- 4 *^ 4 " 
Argennt. conch, tah. 3. C. Klein. oftr. t. y.f.xi^ 
■ fnorr I'crgn. 4. t, 1 7./, 5. & 6 t. 39. f. 5. 
Martini conch. \ .t. 16. /. 151 — 154. 
2. Chemn. conch. 10 . t. 165. _/. 1598, 1599 - jpbah’'' 
540 
*Auricu- 
laria. 
