316 Mr. Jerrreys on the Testaceous Pneumonobranchous 
Plate VII. (referred by Montagu to the same shell) is only 
a very distinct variety of the L. pereger, specimens of which 
I have seen from France. This last is I believe the Lym- 
nca intermedia of Lamarck. 
6. COMMUNIS. 
Animal lutescenti-fuscum. Tentacula subconica, acuminata. 
Testa oblonga, acuminata, glabra, interdum spiraliter ru- 
gosa, et sub lente striis transversis seriatim dispositis 
ornata, fusco-cornea. Anfractus 6—1. Apertura ovata: 
labro intùs sæpè violaceo, subincrassato. 
Long. 0.875.—Diam. 0.325. 
Limneus palustris. Drap. Hist. des Moll. p. 52. t. 2. 
f. 40, 41. & t. 3. f. 1, 2. 
Helix limosa. Linn. Syst. Nat. 1. p. 1249? 
palustris. Gmel. Syst. Nat. 1. p. 3658. 
Buccinum palustre. Müll. Verm. 2. p. 131. 
Stagnicola communis. Leach MSS. 
Very common in ditches and slowly-running streams. 
7. ELONGATUS. 
Animal nigrum. Tentacula albida. (Müll.) 
| Testa oblongo-cylindracea, - acuminata, fragilis, pellucida, 
glabra (sub lente pulchre seriatim. striatula), albido-lu- 
tescens. Anfractus 7—8, teretes. Apertura elongato- 
ovata: peristomio vix postice reflexo. 
Long. 0.525.— Diam. 0.175. 
| ionen iooenius. Drap. Hist. des Moll. p. 53. t. 3. 
ue leucostoma. Lam. Hit. des Anim. sans Vert. 
Helix 
