54 



more or less wrinkled, glossy amber-colour : aper- 

 ture crescent-shaped, very thin, as long as broad, 

 reflected only at the pillar-angle, where there is a 

 depression, and sometimes may be observed a 

 minute perforation or umbilicus. 

 Dr. Leach does not seem to have been acquainted 

 with this beautiful species. 



Tn woods, among decayed leaves, rather rare. 



ff f*j- The mouth without the internal rib, and 

 the umbilicus open and central. 



37. HELIX Ericetorum. Shell flat, semi transparent, 

 grey or brownish, and generally banded : aperture 

 roundish : umbilicus very large and deep. 



Helix Ericetorum. Montagu, p. 437. t. 24. /. 2. 

 Zonites Ericetorum. Leach, Mollusc, p. 101. 

 Helix Cespitum, b. Drap. p. 109. t. 6./. 16, 17. 

 Helix Ericetorum. Brard, p. 45. t. 2. /. 8. 

 Helix Erica. Da Costa, p. 53. t. 4./. 8. 



Shell nearly an inch in diameter, much depressed at 

 top, slightly striolate, of a grey or rusty-brown 

 colour, with generally a brown band above con- 

 tinuing round the edge of the smaller volutions ; 

 sometimes the bands are so obliterated as to be 



