190 MARINE MOLLUSCA AND BRACHIOPODA. 



(5) "Gleanings in Brit. Conchologv " (Annals (3 Ser.), vol. i., 1858, p. 39 ; 



vol. ii., 1858, p. 117 ; vol. in., 1859, pp. 30, 106 ; vol. iv., 1859, p. 189.) 

 (K.) = Knight, Rev. G. A. F. (1) "A Day with the Dredge at Machrie Bay" 

 N. H. Soc. Glas. Trans. (2 Ser.), vol. iv., 1897, p. 169). 



(2) " Mollusca obtained on S.S. ' Garland ' " (Millport Marine Biolog. Station 

 Communications, i., 1900). 



(3) Cabinet collection. 



(L.) Landsborough, Kev. David, and his son, Excursions to Arran, 1847, 

 1851, 1852, and new edit., 1875. 



(2) " Account of a Dredging Excursion in the Clyde " (Ann. and Mag. JV. H., 

 vol. xv., 1845, p. 251). 



(3) Nudibranchiate Mollusca found in Ayrshire (MS. list). 

 (M) = Dredging records of Sir John Murray, on S. Y. ' Medusa.' 



(M' A. ) = ]\r Andrew, Robert, F.R.S. (see Journ. of Conch., vol. iii., 1882, 



p. 340). 

 (Mar. ) = Marshall, J. T. (1) " Additions to British Conchology" (J. of Conch., 



vol. vii., 1893, p. 241 ; 1894, p. 379 ; vol. viii., 1896, pp. 338, 385 ; vol. ix., 



pp. 61, 120, 165, 222). 

 (2) "Alterations in British Conchology" J. of Conch., vol. viii., p. 24, 1894, 



p. 385, 1896 ; vol. ix., pp. 61, 120, 165, 222^ 284, 332, 1898-1900. 

 (N.)=Norman, Rev. Canon A. M., D.C.L., F.R.S. (1) "The Mollusca of the 



Firth of Clyde" (Zoologist, 1857-60). 

 (2) "Revision of British Mollusca" Ann. and Mag. N. H. (6 Ser.), vol v., 



1890, p. 452 ; vol. vi., 1890, p. 60). 



(P.) = Pearcey, Fred. G., Naturalist on the Scot. Fishery Bd.'s S.Y. 'Garland.' 

 (R.) = Robertson, David, LL.D., F.G.S. (1) "The Nudibranchiate Mollusca 



of the Shores of the Cumbraes" (N. H. S. Glas. Trans., vol. i., p. 204, 1868.) 



(2) "On Some Marine Mollusca" (Ibid. (2 Ser.), vol. ii., p. 150, 1890). 



(3) "On Isocardia cor" (Ibid., p. 215, 1890). 



(4) Pleurobranchus plumula and membranaceus (Ibid., vol. iii., p. 268, 1897). 



(5) "Recent Marine Mollusca of the W. of Scotland (Fauna and Flora, 

 Brit. Assoc. Handbook, 1876). 



(S.) = Scott, Thos., F.L.S. (1) "Marine Mollusca at Tarbert " (Scot. Fish. Bd. 

 Rep., 1886, app. 234). 



(2) "Marine Invertebrates of Loch Fyne" (Ibid., 1897, Pt. III., p. 107). 



(3) "Nat. Hist. Notes from Tarbert" (N. H. S. Glas. Trans. (2 Ser.), 

 vol. i., p. 377, 1887). 



(Som.) = Somerville, A., B.Sc., F.L.S. (1) "Dredging off Portincross" (Ibid., 

 vol. ii., p. 189, 1890). 



(2) " Isocardia cor in the W. of Scotland" (Ibid., vol. iii., p. 42, 1892). 



(3) Cabinet collection. 



(Sv.) = Somerville, Rev. James E., Crieff, Cabinet collection. 



(Srn.) = Smith, Jas., of Jordanhill, "Recent Shells in Basin of the Clyde" 



(Mem. Wern. Soc., vol. viii., 1838). 

 (Sth.) = Smith, John, Kilwinning, "Shells Observed on the Ardeer and 



Irvine Beaches" (N. H. S. Glas. Trans., vol. iii. (N.S.), 1889-92, p. 243). 



ABBREVIATIONS. 



Abund. = abundant ; B = Bay ; bet. = between ; c. = common ; (o?.) = dead; 

 d. w. = deep water; esp. = especially ; f. = fathoms; f req. = frequent ; gen. 

 dist. = generally distributed ; h. w. = high water ; L. = Loch or Lower or 

 Little ; (.) = living ; 1. w. m. =low watermark ; mod. c. = moderately common ; 

 nr. =near; not unc. =not uncommon; prob. = probably ; r. =rare; Sd. = 

 Sound ; shall, w. = shallow water ; t. m. = tide marks ; U. = Upper. 



[Doubtful and insufficiently attested species are placed within square 

 brackets.] 



