...decisa^ vivipara and subcarinata. SPECIES. P. limosa. Shell conic, subumbilicate, dark horn coloured, generally incrusted with a blackish irregular covering...aperture ovate-orbicular; suture impressed. Length three twentieths, breadth one tenth, of an inch. Cabinet of the Academy. Animal whitish; head brown;...

...Lacustrie, and Fluviaii!is, of Linnc. 1. P. Limosa. Shell conic, subumbilicate, dark horn coloured, generally incrusted with a blackish irregular covering...Length three-twentieths, breadth onetenth, of an inch. Journ. dead. A'at. Sciences, vol. ip 125. Animal whitish; head brown; mouth, tentacula, orbits, and...

...Lacustl ris, and Flui'iatilis, of Linnc. I. /" Limoia. Shell conic, subumbilicate, dark horn coloured, generally incrusted with a blackish irregular covering...Length three-twentieths, breadth onetenth, of an inch. Journ. Jlcad. Mat. Sciences, vol. ip 125. Animal whitish ; head brown ; mouth, tentacula, orbits, and...

...gubnmbilicate, dark horn colored, generally inorusted with a blackish irregular covering Fig. 166. on the spire, and sometimes on the body, which completely...Cabinet of the Academy. Animal whitish ; head brown ; month, tentacnla, orbits, and vitta on each side of the neck, white ; tentacnla filiform, more than...

...subumbilicate, dark horn colored, generally incrusted with a blackish irregular covering Fig. 168. on the spire, and sometimes on the body, which completely obscures the obsoletely wrinkled epidermis ; ajwrture ovate-orbicular ; suture impressed. Length three-twentieths, breadth one-tenth, of an inch....

...AMNICOLA LIMOSA Say. Plate 8, fig. 23. "Shell conic, subumbilicate, dark horn-colored, generally iucrusted with a blackish irregular covering on the spire, and...three-twentieths; breadth, one-tenth of an inch." (Say.) This little shell is very like the preceding, but differs in being less well umbilicated. It...

...very greatly. AMNICOLA LIMOSA Say. Plate 8, fig. 23. ''Shell conic, subumbilicate. dark horn-colored, generally incrusted with a blackish irregular covering...three-twentieths; breadth, one-tenth of an inch.'' (Say.) This little shell is very like the preceding, but differs in being less well umbilicatcd. It...

...very greatly. AMNICOLA LIMOSA Say. Plate 8, fig. 23. "Shell conic, subumbilicate, dark horn-colored, generally incrusted with a blackish irregular covering...three-twentieths; breadth, one-tenth of an inch." (Say.) This little shell is very like the preceding, but differs in being less well umbilicated. It...

...subnmbilicate, dark horn colored, generally incrusted with a blackish irregular covering Fig. 168. on the spire, and sometimes on the body, which completely...Length three-twentieths, breadth one-tenth, of an inch. CabiAmntcola net of the Academy. limosa. Animal whitish ; head brown ; mouth, tentacula, orbits, and...