ACM^A. 437 



multiplied considerably on the north coast of the Isle of 

 Man (E. F.), and is not rare in the north-east of Ireland 

 (W. Thompson). In Scotland it is more common, being 

 abmidant between tide-marks in many places in the Clyde 

 district, and generally through the outer and inner He- 

 brides (E. F.). Mr. M 'Andrew has dredged it in four 

 fathoms at Stornaway, and in twelve fathoms north of 

 Shapinsha in the Orkneys, where Lieut. Thomas has 

 found it also on the shores of Kirkwall Bay. 



It inhabits the coast of Norway, Greenland, and Boreal 

 America, It is found fossil in pleistocene strata in 

 Sweden. 



A. viRGiNEA, Muller. 



Small, rayed with pink (or reddish liver colour) and white ; 

 spatula-mark not brown. 



Plate LX I. fig. 1,2. 



Patella virjinea, Muller, Prodr. p. 287 ; Zool. Danic. pi. 12, f. 4, 5. — Mat. 

 and Rack. Trans. Linn. Soc. vol. viii. p. 234. — Rack. 

 Dorset Catalog, p. 59, pi. 14, f. 11. — Turt. Conch. Diction. 

 p. 136. — Fleming, Brit. Anim. p. 287. — Brown, 111. 

 Conch. G. B. p. 63, pi. 20, f. 1, 4, 6. — Bosc, H. N. Co- 

 quilles, vol. iii. p. 209. — Dillw. Recent Shells, vol. ii. p. 

 1052. — Wood, Index Test. pi. 38, f. 81. — Desk. Lam. 

 Anim. s. Vert. vol. vii. p. 543. 

 „ parva, Da Costa, Brit. Conch, p. 7, pi. 8, f. 11. — Donov. Brit. Shells, 

 vol. i. pi. 21, f. 2. — Mont. Test. Brit. vol. ii. p. 480 ; Siippl. 

 p. 154. 

 „ pidchclla (voung), Forbes, Mag. Nat. H. vol. viii. p. 591, f. 61. — Brit. 

 Mar. Conch, p. 132. 

 ■2 Lottia pulchella (young), Forbes, Malac. Monens. p. 34 (animal). 

 „ „ „ Brown, Illust. Conch. G. B. p. 64. 



„ viryinea. Alder, Ann. Nat. H. vol. viii. p. 404. — Johnston, Berwick. 

 Club, vol. ii. p. 34 (with animal). — Macgil. Moll. Aberd. 

 p. 177. 

 Acmna viryinea, Hanley, Brit. Mar. Conch, p. xxxii. 

 Patella (jBqualis (fossil), Sowerbv, Min. Conch, pi. 139. 



Tectum viryinea (fossil), Searles Wood, Crag Mollusca, pt. 1, p. 161, pi. 

 18, f. 6. 



