Univalvia. 
373 
Tefta orbicularis, involuta, utrinque planiufcula & umbilicata; An- 
ftaftus quinque contrarii, teretes, rug-ulofi; Apertura ovata, fiipra elon- 
g-ata, margine acuto; Labium fere nullum, adnatum; Variat colore 
livido aut falco. 
Long. 8. Hn. lat. i. poll. 5. Hn.. 
Limacis hiftoriam uberiori hujus teftrn defcriptioni addidit Otto 
Mulier • • 
Habitat in Europso acnuis dulcibus ^ Linftaus j in Suecia ^ Faun, Suec. iu 
Anglia, P emant i ad littus Coromandel , OttoMulkr. 
(aj Hift. Verm. II. Sp. 343* 
HELIX POLYGYRATA. 
Gcrm. ©c^nirfetfd;ei&e. 
Tab. 
XIV. 
f.I9>20. 
0 
Tefta orbiculata , fupra plana , fubtus concava , anfra£bibus 
teretibus decem. 
• V 
: TAB. XIV. fig. 19 . 20 - 
Tefta orbiculata 5 fupra plana, fubtus concava , Anfra£tus decem te- 
retes, tenuiffime oblique flriati ; Apertura ovata j Labrum emarg-inatum ; 
Color lutefcens. 
Long. 5. lin. Ut. i. poll. lo. Hn, 
Patria ignota. - 
\ 
HELIX CORNU ARIETIS* 
Linn. S. N. Sp. 674. Muf. L. U. pag. 666. • 
Germ. Belg. Ramshooren Gronov. Angi Great girdled Brafile Cheefe- Shell 
Betiver. 
Tefta umbilicata , planiufcula , anfradlibus teretibus , aper- 
tura ovali. 
Lister Hift. Conch. tab, 136. f. 40. 
Peti VER Gazoph. I. tab. 92. f. 4 * 
Seba Thef. III. tab. 39. l 14 > 
Klein Meth. oftrac. tab. i. f. 7- 
Geve Beluft. tab. 3. f. I2. 
KnoRR Vergn. I. tab. 2 - t 4 » 5 * 
B b b b b Tefta 
