96 The Shell-Collector’s Handbook. 
SUCCINEA PUTRIS, LINN. 
SHELL ovate-oblong, smooth, glossy, transparent, very 
thin, irregularly striate, amber-coloured ; whorls three to 
four, convex, body-whorl occupying four-fifths of the 
shell; mouth ovate, subvertical, two-thirds the length 
of the shell. Length of shell 3-3 inch. Animal reddish- 
yellow. 
Habitat.—Marshes, banks of ditches and pools, among 
flags, grasses, and sedges. 
Fig. 12.—Suceinea Putris. 
v. vitrea (Mog.): Shell suboval, very thin, slightly 
yellowish, transparent. (—Succinea virescens, Morel). 
v. Ferussina (Moq.): Shell small, slightly elongated, 
deep reddish-fawn coloured. 
v. Charpentieri (Dumont and Mortillet.): Shell oval, 
slightly elongated, convex, thin, fragile, transparent, 
shghtly glossy, light amber-coloured; spire short; whorls 
three, oblique, convex, separated from one another by a 
narrow suture, the last whorl, which makes up nearly the 
whole of the shell, is slightly narrowed in front; strie 
large, irregular ; aperture oval, narrow and acute above, 
much rounded in front; height 15 mill. 
v. olivula (Baud): Animal pale yellowish-grey, shell 
having much analogy in shape to S. Pfeifferi, slender, 
oblong, narrow, very regularly conic, acute at the apex; 
spire very short; last whorl large, slightly contracted, and 
forming nearly the whole of the shell; aperture longly 
