120 LITTORINID.E. 



in Irclaiul (^V. Thompson) ; nantry Bay and Cork liarbour 

 (Jeffreys). 



It ranires to the Mediterranean. 



R. RUBRA, Adams, 



Oval-conic, rufous, or with a pale spiral baud on a rufous 

 ground : whorls decidedly convex, quite smooth : outer lip not 

 marginated. 



Plate LXXVIII. fig. 4, 5 ; Plate LXXX. f. 3. 



Turbo rufjer, Adams, Trans. Linn. Soc. vol. iii. pi. 13, f. 15 (probably). — Mont. 



Test. Brit. vol. ii. p. 320. — Maton and Rack. Trans. Linn. Soc. 



vol. viii. p. 162. — Turt. Conch. Diction, p. 202. — Brit. Marine 



Conch, p. 182, f. 26.— Dillw. Recent Shells, vol. ii. p. 838.— 



Wood, Index Testaceolog. pi. 31, f. 51. 



„ unifasciatus, Mont. Test. Brit. vol. ii. p. 320 ; Suppl. pi. 20, f. 6. — 



Maton and Rack. Trans. Linn. Soc. vol. viii. p. 163. — 



TuuT, Conch, Diction, p. 203. — Dillw. Recent Shells, 



vol. ii. p. 839. — Wood, Index Testaceolog. pi. 31, f. 55. 



Cingula rubra, Fleming, Brit. Animals, p. 308. 



„ imifasciata, Fleming, Brit. Animals, p. 309. — Brit. Marine Conch. 



p. 182. 



Rissoa fulva, Michaud. Nouv. Esp. de Riss. p. 15, fig. 17, 18. — Philippi, 



Moll. Sicil. vol. i. p. 152 ; vol. ii. p. 129. — Potiez and Micii. 



Galcr. Douai, Moll. vol. i. p. 269. 



„ wiifasciata, Recluz, Revue Zool. Cuvier. 1843, p. 10. — Brown. 111. 



Conch, G. B, p. 13, pi, 8, f, 28, 

 „ rubra, Macgilliv, Moll, Aberd, p. 328, — Brown, Illust, Conch, G, B. 

 p. 12, pi, 9, f, 17. 



Although the Mediterranean examples of It. fulca^ 

 generally considered as more peculiarly synonymous with 

 E. umfasciaia, have their spire somewhat more produced 

 than is the case in our native specimens, we cannot perceive 

 the slightest difference, besides colour, between the rubra 

 and unifasciata of our own shores. This in the typical 

 form is of an uniform red, that ranges from tawny rufous 

 to vinous crimson ; whilst in the variety a single broad 



