%S& SHELLS. Class VI. 



Variety? of the former. A fhell of a plain 



color, with the apex a little more projecting. 

 Fig. 133. A. 



PeUuclda. Cochlea terreftris umbiiicata pellucida Havefcens. Guakisri, 

 134. Pel- tab. ii. fig. G. 



£,UC1I>. 



Sn\ a very thin pellucid fhell, of a yellowifh- 

 green color. Very brittle. With four fpires, the 

 firft very tumid. 



Found by me only once ; in SbrcpJJJre. 



*** Cf a taper Form. 



Oactta? Lin. Syfi. 124S. No. 69S. Gualtieri. tab. S.fg. B. ? 



I35.E1GKT- 



SPIRED. 



Sn. with eight fpires of a brown color. My fpe« 

 cimen was mutilated. 



Inhabits ponds. 



Tab. lxxxvi. fig. 135. 



**** Ovated, imperforated. 



'alts. I*** &jft' I2 -J9* Ko. 703. Lift. Angl. tah. *L.fig. 21. Catch* 



136. Lake. fa &' l2 l'fig- *!• Faun. Suec. No. 218S. 



Sn. with fix fpires 3 the firft very large and ventri- 



cofe, 



