...Lister's figure is deficient. VOL. IV. Inhabitant bluish-white beneath, with orange clouds each side oi the mouth . above pale orange, shaded with dusky and...in clear water by the channel it forms in the mud. Specimens of this shell, brought from the Lakes and their vicinity, by Mr. Leeueur, had the revolving...

...beneath, with orange clouds each side ot the mouth ; above pale orange, shaded with dusky and handed with numerous black interrupted lines ; mouth advanced into a rostrum as long as the tentacula, which arc darker at the hase, and setaceous ; base of the animal wilh an undulated outline. It often occurs...

...both sometimes obsolete or wanting; labrum a little 'prominent towards the base. Animal bluish-wlilte beneath, with orange clouds each side of the mouth;...lines; mouth advanced into a rostrum as long as the tcntacula, which are darker at base, and setaceous; foot with an undulated outline. Var. A. Shell destitute...

...the middle, both sometimes obsolete or wanting; labrum a little prominent towards the base. Animal bluish-white beneath, with orange clouds each side...rostrum as long as the tentacula, which are darker at base, and setaceous; foot with an undulated outline. Var. A. Shell destitute of the rufous bands. Observations.—...

...the middle, both sometimes obsolete or wanting; labrum a little prominent towards the base. Animal bluish-white beneath, with orange clouds each side...rostrum as long as the tentacula, which are darker at base, and setaceous; foot with an undulated outline. Var. A. Shell destitute of the rufous bands. OJteraiMons.—...