Mr. ADAMS's Tu MOM Se. 
Fig. 22. Heli nitidiffima, upper fide magnified. 
, natural fize. 
-————, under fide magnified. 
ula ovalis, upper fide magnified. 
ia, duwrlldge * —— c0 
, under fide magnified. 
— reflexa, magnified. — . 
aan, y natural fize. — pov 
Serpula cornea, upper fide «Sene 
—, natural fize. 
^, under fide T TE 
aei P us 
y : 5 ki ud drm saec RET ARSE ILE itte E t 
M 
TU at id NS am e ———— = 
G. : emis dins Pa e - 
ot > : ' 
e eg 
E & bi a 
Že, under fide magnified. à 
Helix bicolor, upper fi fide magnified. t WE f b 
— —--——-, natural fize. (wo ae 
