Mollusca of Great Britain. 353 
4. PLIcAaTULA. 
Animal | : 
Testa ventricosa, tenuis, pellucida, fuscescens, striis 40—50 
ad aperturam confertioribus exarata. Apertura dila- 
tata, subquadrata, plicis 2 columellaribus distantibus, 
mediisque 2 vix 3 minoribus instructa : peristomio albo, 
tenuiore. 
Long. 0.4.— Diam. 0.1 fere. 
Clausilia plicatula. Drap. Hist. des Moll. p.72. t. 4. 
f. 11,18. 
- Rolphii. Leach Mss. 
For this shell I am obliged to Mr. Dillwyn, to whom it 
had been sent by Dr. Leach. Charlton wood, Kent, is 
mentioned by him as its locality. 
5. LABIATA. 
Animal edi 
Testa subventricosa, saapa, fasceacenti-comnes, Sinthra- 
tim striata. Anfractus 10, suturá indistincta. Aper- 
tura suborbiculata, dilatata, plicis 2 columellaribus in- 
structa: peristomio albo, incrassato. 
Long. 0.65.— Diam. 0.125. 
Clausilia solida. Drap. Hist. des Moll. p. 69. t. 4, 
f.8, 9. | 
 Turbolabiatus. Mont. Test. Brit. p. 362. t. il. F 6. 
—. Maton g Rackett i in hiii Trans. 8. ; ». 180. Dillo. 
A AE eee m. ; 
I observed a specimen Ha Ts shell 3 in qi extensive col- 
lection of Mr. Lyons of Tenby, who said it came from Hyde 
Park, near the Serpentine river. 
Ssi 6. Uu um 
