1808. 
1811. 
1810. 
1825. 
1827. 
1828. 
1842. 
1843. 
1844. 
1844. 
1844. 
1844. 
1844. 
1846. 
1846. 
1846. 
1848. 
1840. 
1849. 
1850. 
1850. 
1851. 
1854. 
1855. 
1855. 
1856. 
1857. 
1857. 
1858. 
1858. 
1858. 
1858. 
1850. 
1859. 
1850. 
1860. 
1862. 
1863. 
1863. 
1865. 
1867. 
— 371 — 
Genre Grenella, Brown 1827 
Crenella decussata, Montagu. 
Mytilus decussatus Monrtacu, Test. Brit., suppl., p. 60. 
— — Mont., Laskey, Acount N. Brit. Test. in Mem. Wern. N. H. Soc. I, p. 394, pl. 8, 
fig. 17. 
— — —  Turton, Conch. Dict., p. 114. . 
Mytilus faba Mawe in Wooparcx (non O. Fabr.), Introd. to Conch. 3d édit., p. 64. 
Crenella elliptica Brow\, Illustr. Conch. Gr. Brit. and Irel., pl. 3r, fig. 12 à 14. 
Mytilus decussatus Mont., FLEMING, Brit. Anim., p. 411. 
Modiola ? cicercula MürLer, Index Moll. Groenl., p. 19. 
— —— Môll., Hancey, Recent Sh., p. 243. 
— faba Tuorre (non ©. Fabr.), Brit. mar. Conch. p. 248. 
— decussata Torre, Brit. mar. Conch., pl. I, fig. 1. 
Crenella — MacairrivrAy, Moll. Anim. of Scotland, p. 229. 
— — Tuompson, Rep. Fauna of Ireland in Rep. Brit. Assoc., p. 260. 
Crenilla elliptica Brown, Illustr. Conch. Gr. Brit. and Irel. 24 edit., p. 75, pl. XXIII, fig. 12 à 14. 
Mytilus decussaitus MonraGu, Test. Brit., édit. Chenu, p. 292. Î d 
Crenella decussata Mont., Kinc, Sh. of Northumb. a. Durham in Ann. and Mag. of N. H. 15t Ser. 
XVIII, p. 238. 
— — —  Lovéw, Index Moll. Scand., p. 32. 
— discussata —  ALper, Catal. Northumb. and Durham, p. 82. 
—  decussata — Forges et Hanrey, Brit. Moll. IL, p. 210, pl. XLV, fig. 2. 
_—. — —  Mippenoorrr, Malac. Rossica III, p. 14, pl. XI, fig. 22 à 24. 
— — — Forges, Distrib. mar. Invert. in Rep. Brit. Assoc., p. 236, 256. 
— — — M. Sars, Beretn. Reise Lofoten og Finmark ir Mag. f. Naturv. VI, p. 176. 
— — — Gray, List of Brit. Anim. in the Brit. Mus. VII, p. 120. 
— — — Mac AnDprew, Geogr. distrib. test. Moll., p. 6, 7, 11. 
— —— — Mar, Malac. Bidr. Skand. Fauna 17 Gôteborgs Vet. och Vitt. Saml. Hand. 
Ny Tidsf. Heft. III, p. 17. 
— — —  CLark, Brit. mar. test. Moll., p. 63. 
— — — Mac Anprew, N.-E. Atl. Moll. in Rep. Brit. Assoc., p. 112, 142. 
— — —  Môrcx, Prodr. Faunae Moll. Groenl., p. 22. 
— — —  Môrcx, Tillaeg til Rink Groenland, p. 94. 
— — — H. & A. Apams, Genera ofrec. Moll. II, p. 515. 
— — — M. Sars, Arct. Moll. Norges in Forh. Vidensk. Selsk., p. 55. 
— — — Mac Anprew, Dredg. coast of Norway, p. 6, 19, 20, 22. 
Modiola cicercula Môll., Reeve, Conch. Icon., pl. XI, fig. 78, 80. 
Crenella decussata Monts., Torezz, Bidr. Spitzberg Molluskfauna, p. 128. 
— — —  Sowergy, Illustr. Index Brit. Sh., pl. VII, fig. 17. 
— — —  DanreLssen, Beretn. om Zool. Reise, p. 19. 
_ — —  Marm, Nya Fiskar, Kräft-och Blôt-Djur fôr Skand. Fauna 2n Skand. 
Naturf. i Kôpenhamn, p. 122. 
— — —  CHenu, Manuel de Conch. II, p. 153, fig. 750. 
— — —  Jerrreys, Brit. Conch. II, p. 133; V(1869),p. 172, 180, pl. XXVIII, fig. 6. 
— ee — M. Sars, Geol. og. Zool. Jagtt., p. 8. 
— — — M. Sars, Foss. Dyrelev. Quartaerperioden, p. 86, 100, 127. 
— — —  Jerrreys, Dredg. Shetland Isles èn Ann. a. Mag. N. H. 34 Ser. XX, p. 254. 
