SCALARIA. 311 



Littorina irrorata. 



Turbo irrnrntus, Say, Binney's ed. 81 ; Journ. Acad. Nat. Sc. ii. 239 (1821). 



Phasianclla sulcata, Lamarck '? 



Littorina irrorata, Stimpson, Check Lists, 5. 



Shell thick, greenish, or jjale cinereous, with numerous revolving, 

 elevated, obtuse, equal lines, which are spotted with 

 abbreviated brownish lines ; suture not indented ; rig- 579. 



spire acute ; labium incrassated, yellowish-brown ; la- 

 bium within white and thick, at the edge thin, and 

 lineated with dark brownish ; throat Avhite ; columella 

 with an indentation ; operculum coriaceous. Length, 

 four fifths of an inch. 



This has the general appearance of Turbo littoreus, 

 but is sufficiently distinct by the above characters ; l. inorata. 

 the calcareous deposit on the labium is ol)vious. 



An inhabitant of our estuaries of the Middle and Southern States. 

 I have found them on the eastern shore of Maryland, and on the 

 coast of Carolina, Georgia, and Florida ; and my brother obtained 

 a specimen on the coast of Xew Jersey, of the length of one inch 

 and one tenth nearly. Mr. Cuvier would place this shell in the 

 genus Paludbia. (^SayJ) 



Connecticut {Stimpson^. 



Family SCALARIID.E, Brod. 



Shell without plaits on the pillar ; margins of the aperture cir- 

 cularly united. 



Oentis SCALARIA, Lam. 180L 



Shell turreted, spire long, composed of rounded, sometimes sep- 

 arated whorls, crossed by elevated ribs ; aperture oval ; lip contin- 

 uous, reflected. 



Scalaria Nov-Anglise, 



Shell white, whorls convex, and barely in contact ; ribs numerous, slender, un- 

 equal, and with numerous, fine, revolving lines in the intervening spaces ; umbil- 

 icated. 



Scalaria Nov-Anjlir^, Cocthouy, Bost Journ. Nat. Hist. ii. 96, pi. 3, fip:- 5. — Gould, 

 Inv. 1st ed. 248. — Sowerby, Thes. pi. 35, fig. 112. — Stimfson, Check Lists, 5, 



