464 REFERENCE TO PLATES. 



FIGURE. PAGE. 



76, 77. Lacuna pallidula, Meyer & Mobius, Kieler bueht, 



f. 10,12, . ..... 233 



78. Purpurina Bellona, d'Orb. Fischer's, Man. de. Conch, f. 



480, 232 



79. Litiopa melanostoma, Rang. Ibid. f. 492, . . . 237 



PLATE 41. 



80. Littoriiiii grandis, Midd. Conch. Icon. f. 16b. . . 240 



81. Littorina squalida, Brod. & Sowb. Zool. Beechey's Voy. 



i. 34, 12 240 



82-85. Littorina littorea, Linn. Conch. Icon. f. 18, . . 240 



86. Littorina Mandsrhurica, Srhrenck. Reise Aiiiurl. t. 14, 



f. 17, 241 



87. Littorina Sitchana, Phil. Kiister, Conch. Cab. t. 10, f. 



11, 240 



88. Littorina Sitchana, Phil. Conch. Icon. f. 49, a. . . 240 



89. Littorina brevicula, Phil. Ibid. f. 51, b. . . .241 



90. Littorina Souverbiana, Crosse. Jour, de Conch. 3d. Ser. 



ii, t. l,f. 6, . 241 



91. Littorina Alcutica, Dall (= brevicula, var.). Proc. Ca- 



lif. Arad. iv, t. 1, f. 3, a. .... 241 



( .i2 '.'">. Littorina rudia, Donovan. Forbes and Hanley, Brit 



Moll. 1 83, f. 4, 6, . . f . . . .241 



14. Littorina Groenlandica, Mke. (= rudis). Conch. Icon. f. 



52 241 



!.). Littorina iiiirrolim'nta, ( Jray (= rudis, var.). Forbc.- A" 



Hanlc-y, Brit Moll. t. 83, f. 1, 241 



!H'. Littorina .-implex, Kve. (= rudis). Conch. Icon. f. '">. 



b. . ... . . ' . . .241 



97. Littorina saxatilis, Johnston (= nulis, var.). Forbes 



and Hanlcy, P>rit. Moll. t. *o, f. 4, . . . .211 

 98,99, loo. Littorina patula, Thorpe (= rudia, var.), Ibid. 



t. 8:>. I- 7. 8; LGG.f. 2, . .... 211 



}_4. Littorina tenebrosa, Mtg. (= nulis, var.). Ibid. t. 84, 



f. 12: t86, f. 2, I.'), 211 



.">. Littorina obtuaata, Linn. ( littoralis). Mai. Rossica, t. 



8, f. 2. . . . . ' . . . .211 



6. Littorina arrti<-a, Moll. (= littoralis). Kiister, Conch. 



b, 1.2. f. 14 211 



7. Littoriana an-tira, Moll. (= littoralis). Conch. Icon. f. 



(iH 211 



8. Littorina palliata. Say. (littoralis). Ibid. f. 31, b. . 2 12 



9. Littorina vnitrimsa, Phil. Kii>l-r. ( 'oiich. Cab. t. 10, f. 



11... 212 



10. Littorina porcata, Phil. Conch. Icon. f. 89, . . 242 



PLALE 42. 



11. Littorina ahenea, Reeve. (= scabra). Conch. Icon. f. 15, 



b, 243 



