WORMS. TESTACEA, 8i. Helix. 
522 
Fufafcens, 
Terrefiris. 
Nivea. 
Media, 
9 eiiella. 
Crepus, 
cularis, 
Hyalina 
Avellana-. 
Shell rounded fubumbilicate thin, with a femilunar ap^^^ 
Inhabits Thurtngif,, Schrcet. erdconch, tab. l.fig. 1 1. 
z. Sch-fet. fluf conch tab. b. fig. 14? Ijcll 
Shell brown white roargaritaceous or wax colour and 
barred. 
Shell iimbilicate with an obtufely mucronate fpire, the 
whorl very large, the reft gradually decreafing: 
ture femilunar margined. 
ltih.?Po'ils-—Schreet.Erdconh. tab. 2. fig. 19. 
Shell white ileih-colour or agate with 6 whorls. 
Shell rounded umbilicate thin glofty-white; apertui^ 
milunar. 
Inhabits Schraet. Erdconch. tab. 2 .fg, 20 . 
Refembles the laft, but is lefs Ihorter and more rounded. 
fC' 
Shell flat both fidcs, umbilicate, with 6 whorls, 
round: aperture fuborbicular. 
Inhabits Germany. Schrat. Erdconch. tab. 2. fig. 22 , a. 
Shell white, fometimes barred with brown. 
Shell umbilicate very thin flat poliftied and convex oh 
aperture femilunar comprelfed. -j. 
Inhabits Schcet Erdconch. tab, 2 . fig. 26. Aland*®, 
Shell white tellaceous horny or margaritaceous, with 5 
ous whorls. 
Shell umbilicate deprefled white, with 6 round whorls* 
third and fourth brown, the laft reddilh at the 
aperture femilunar fmooth. 
Inhabits Guinea. Martin. Mannigf. t^,iab. fig. 20, Zt' 
Shell folid, with a fubpyramidal fpire. 
tli« 
tif 
Shell umbilicate pellucid, above flat and pale brovvit* 
neath bemtfpha;ricaily white: whorls contrary. 
Martini n. Mannigf'. 4. tab. f,. fig. 22, 23. 
2 . Martini n. Mann. \.tab, I- fig. 24. 
Chemn. conch. 9. t. 109. y. 921, 922. 
Inhabits Ihores of Guinea: probably of the fecond divifio®* 
. 1 a®' 
Shell umbilicate obtufely fubtriangular rotigh plait® jl 
filvery within : aperture fmooth eared : the firft 
with an elevated circle. 
Spengl, BeJ'cb berl. Naturfi. i. tab. tj.Jig. 4, 5, 
Lhemn. conch. 5, t. i88.y. 1919, 1920, 
IrW 
