— 397 — 



1842- Leda macilenta Steenstrup in Môller, Ind. Moll. Groenl., p. 17. 



1843. Nucula Jluviatilis Sow., Hanley, Rec. Biv. Sh., p. 168. 



1844. — oblonga Brown, 111. Conch. Gr. Br. & Irel. new edit., p. 84, pi. XXXIII, fig. 17. 

 1844. — rostrata Macgillivray (non Mont.), Moll. Anim. of Scotland, p. 244. 



1846. Leda — Forbes (non Mont.), Mem. Geol. Surv., p. 420. 



1846. — pernula Mull., Lovén, Index Moll. Scand., p. 34. 



i85o. — — — S. Wood, Crag Moll. II, p. o3, pi. X, fig. i3=, i3b, i3«. 



i85i. — tcnuisulcata Couth., Stimpson, ShellS"of New England, p. 10. 



i85i. — pernula Mull., Gray, List of Brit. Anim. in the Brit. Mus., p. 67. 



i85i. — — — Sars, Beretn. Zool. Reise in Nyt Mag. for Naturv. VI, p. 173. 



i853. Nuculana pernula Mull., Môrch, Catal. Yoldi II, p. 43. 



i853. Leda pernula Mull., Asbjôrnsen, Christianiafjordens Litoralf. in Nyt Mag. for Naturv. VII, p. 358. 



i853. — tenuisulcata Couth., Stimpson, Invert, of Grand Manan, p. 21. 



i853. Leda pernula Mull., M. Sars, Adr. Havs Fauna in Nyt Mag. f. Naturv. VIII, p. 390. 



i853. — — — Malm, Malak. Bidr. Skand. Fauna in Goteborgs k. Vet. och Vitt. Samh. Handl. 



Ny Tidsf. Heft III, p. 19. 



i855. — — — Mac Andrew, List of Moll. from Spitzb. in Ann. & Mag. N. H. XVI, p. 455. 



i856. — — — Mac Andrew, Rep. N. E. Atl. Moll. in Rep. Br. Assoc, p. 110, 141. 



i856. — — — Mac Andrew & Barrett, Moll. obs. betw. Drontheim & the North Cape in Ann. 



& Mag. N. H. 2 d Ser. XVII, p. 383. 



1857. Nunilana pernula Mull., Môrch, Catal. Suenson, p. 47. 



1857. Leda pernula Mull., Mac Andrew & Barrett, Distr. Moll. Nordland & Finmark in Ann. & Mag. N. 



H. 2 d Ser. XX, p. 270, 272. 



i858. — — — Malm, Hafs-Mollusker in Goteborgs k. Vet. och. Vitt. Samh. Handl. Ny Tidsf. 



Heft IV, p. 21. 



i858. — — — H. '& A. Adams, Gen. of rec. Moll. I, p. 547, pi. CXXVI, fig. 4a, 4b. 



i858. — — — M. Sars, Arctiske Molluskf. Norges in Forh. Vidensk. Selsk., p. 58. 



i85g. — — — Danielssen, Beretn. om en Zool. Reise, p. 20. 



1859. — — — Torell, Bidr. till Spitzbergens Molluskf. p. 141. 



1862. — — — Stimpson, Mar. Shells from Hudson's Bay in Proc. Acad. N. Se. Philad., p. 97. 



i863. — — — Jeffreys, Brit. 'Conch. II, p. 1 58 ; V (1869), p. 173. 



i863. Nuculana pernula Mull., Môrch, Catal. Lassen, p. 28. 



i863. Leda pernula Mull., Hanley in Sowerby, Thés. Conch., pi. III (228), fig. 56 à 58. 



i863. — — — M. Sars, Geol. og Zool. Jagtt., p. 10. 



1867. — — — Jeffreys, Fourth Rep. on dredg. Shetland Isles in Ann. & Mag. N. H. 3<> Ser. 



XX, p. 249. 



1868. Nuculana pernula Mull., MÔRCH„Faunula Moll. Islandiae in Vidensk. Meddel., p. 223. 



1868. — — — Môrch, Faunula Moll. Ins. Fârôensium Suppl. in Vidensk. Meddel., p. 229. 



1869. — — — Môrch, Catal. Moll. Spitzberg in Mém. Soc. Malac. Belg., p. 28 (var. arcuata 



long 28 m™, ait. i5 mm ). 

 186g. Leda pernula Mull., Jeffreys, Brit. Conch. V, p. 173. 



186g. — rostrata Petit de la Saussaye (non Mont.), Catal. Test, mar., p. 67. 

 1871. Nuculana pernula MU11., Môrch, Synops. Moll. mar. Daniae, p. 62. 



1871. Laeda pernula Mull., Reeve, Conch. Icon., pi. II, fig. 5 a ,5 b , 5 e . 



1872. Leda — — Schmidt, Mammuth Exp. in Mém. Acad. St-Pétersb. Vile, Série XVIII, p. 61. 



1873. — rostrata Weinkauff (non Mont.), Catal. Meeresconch., p. 61. 



1876. — pernula Mull., Jeffreys, Moll. coll. at Spitzbergen by Eaton in Ann. & Mag. N. H. 4'-t Ser. 



XVIII, p. 5oo. 



1877. — — — E. A. Smith, Moll. arctic Exp. in Ann. & Mag. N. H. 4<b Ser. XX, p. 141. 



1877. — — — Jeffreys, Post-tert. foss. Arctic Exp. in Ann. & Mag. N. H. 4'!» Ser. XX, p. 232. 



(et var. falcula). 



1877. — — — Jeffreys, Post-tert. Beds of Grinnell Land and N. Greenland in Ann. & Mag. 



N. H. 4^ Ser. XX, p. 489. 



1878. — — — G. O. Sars, Moll. Reg. arct. Norv., p. 35, pi. 5, fig. i* à là . 

 1878. — — — Kobelt, Illustr. Conchylienb., p. 371, pi. 10g, fig. 14. 



1878. — — — Friele, Jan Mayen Moll., p. 2. 



1878. Laeda — — Reeve, Conch. Icon., pi. Il, fig. 5», 5 b , 5=. 



