LITTORINA. 45 



low-water mark. This, with the difference of form and 

 size, indnce us to think it distinct. We have taken from 

 its body embryos well developed and covered with a 

 shell." 



L. LiTTORALis, LinnsBus. 



Semiglobose, solid, smooth, or at most striolate, tlie general sur- 

 face flattish. Body bluntly subangulated above, peaked below in 

 the young ; spire remarkably depressed, its whorls not rounded ; 

 pillar-lip decidedly broad. 



Plate LXXIV. fig. 3 to 7. 



Lister, Aiiim. Angl. pi. .3, f. 1 1, 12, l.'J ; Hist. Conch, pi. 607, 

 f. 40, 44. — Knorr, Delices des Yeiix, pt. 6, pi. 23, f. 8, 9. 

 — Chemn. Conch. Cab. vol. v. pi. 185, f. 1853 and 1854, 

 Nos. 1, 4, 5, 6, e. f. 

 iVcrila iiiloruHs, Linn. Syst. Nat. ed. 12, p. 1253 ; Fauna Suecica, ed. 2, p. 533. 

 — Penn. Brit. Zool. ed. 4, vol. iv. p. 141, pi 87, f. 143.— Da 

 Costa, Brit. Conch, p. 50, pi. 3, f. 7, pi. 4, f. 2, 3.— Donov, 

 Brit. Shells, vol. i. pi. 20, f. 2.— Mont. Test. Brit. vol. ii. p. 

 467 — Maton and Rack. Trans. Linn. Soc. vol. viii. p. 226, 

 pi. 5, f. 15. — Rack. Dorset Catalog, p. 57, pi. 16, f. 13 to 

 16; pi. 20, f. 2, 3.— TuRT. Conch. Diction, p. 126.— Flem- 

 ing, Brit. Anim. p. 318. — Dillw. Recent Shells, vol. ii. 

 p. 989.— Wood, Index Testae, pi. 35, f. 27. 

 '/'iirbo Neritoidcs (not of Linn.), Pulteney, llutchins, Hist. Dorset, p. 44. — 

 Malacolog. Magaz. p. 28. — Brit. Marine Conch, p. 171. — 

 Lam. Anim. s. Vert. (ed. Desh.) vol. ix. p. 214. — Blainv. 

 Faune Fran(j. Moll. p. 301, pi. 12, f. 8. — Gevens, Conch. 

 Cabinet (ed. Bachmann, 1 830), p. 67, pi. 28, f. 318, 319, 320. 

 — Philippi, Moll. Sicil. vol. i. p. 189. 

 „ retiisus. Lam. Anim. s. Vert. (ed. Desh.) vol. ix. p. 215. — Potiez and 

 Mich. Gal. Douai, Moll. p. 316, pi. 29, f. II.— Blainv. Faune 

 Franq. Moll. pi. 12, f. 7. 

 „ obtusafus. Lam. (not Linn.) Anim. s. Vert. (ed. Desh.) vol. ix. p. 216 



(probably). 

 „ nstulaius, Blainv. Faune Franq. Moll. p. 301, pi. 12, f. 6. 

 Littorina Neritoidcs, Fordes, Make. Monens. p. 19.— Johnston, Berwick Club, 

 vol. i. p. 269. — Macgilliv. Moll. Aberd. p. 140.— Brit. 

 Marine Conch, p. xxxix. — Brown, lllust. Conch. G. B. 

 p. 25, pi. 13, f. 14, 15, 21,22. 



