20 



LIMNEA FRAGILIS, Lin. 



PLATE 6. 



L. testa conica, acuminata, sub-perforata; irregulariter 

 reticulata, et transversim minutissime striata: anfractibus 

 6 7 convexis: sutura impressa. 



SYNONYMS AND REFERENCES. 



HELIX FRAGILIS, LIN. BUCCINUM PALUSTRE, MULLER. 

 LIMNEUS E LODES, SAY. Journal of the Academy of 



Natural Sciences, vol. ii. p. 169. American Con- 



chology, pi. 31, fig. 3, March 1832. 

 L. PALUSTRIS, J. D. C. SOWERBY'S Catalogue of Dr. 



Richardson's Shells, No. 32. 

 LIMNJEA E LODES, GOULD. Invertebrata of Massachusetts, 



p. 221, figs. 146, 147. 

 DESHAYE'S LAMARCK, vol. viii. p. 409. 



DESCRIPTION. 



ANIMAL fuliginous, minutely dotted with wax- 

 yellow: central portion dark above; color near- 

 ly uniform below: foot elliptical, about two- 

 thirds the length of the body whirl when 

 extended: tongue spoon-shaped, mouth mar- 

 gined in front with a black horny plate or 

 tooth. Gould. 



