114 APPENDIX. 
Cardium aculeatum, Smvth. 
Cardium rusticum, Smzth. 
Tapes aurea, Smith, Landsborough, and Bryce, Ayr and Arran. 
Psammobia vespertina, Smith and Landsborough, Loch Ranza. 
Donax anatinus (vittatus), Smith and Landsborough. 
Donax trunculus, Smith. 
Mactra stultorum, Smith and Landsborough (possibly Pennant’s 
M. stultorum = subtruncata). 
Serobicularia tenuis, Smith and Vorman (consigned to the list of 
doubtful species by Mr. Norman in his appendix). 
Ceratisolen legumen, Smith. 
Solen marginatus (vagina), Smith. 
Pandora obtusa (ineequivalvis), Barlee, Loch Fyne (not since con- 
firmed), 
Pholas dactylus, Smith. 
Pholas candida, Smith and Fraser, Bute. 
Teredo navalis, Smith. 
Teredo megotara, Smith and Landsborough, Arran. 
Dentalium Tarentinum, Smith. 
Fissurella reticulata (Greeca), Smith, Bryce, Greville and Miles, 
Lamlash. 
Trochus exiguus (exasperatus), Smith, Ayr. 
Trochus alabastrum (occidentalis), Smith and Lyton, Lamlash. 
Phasianella pulla, Smith. 
Rissoa crenulata (cancellata), Smith and Landsborough, Ayr and 
Lamlash. 
Rissoa calathisca (calathus), Smith and Landsborough, Cumbrae 
and Lamlash. 
Rissoa costulata, Smith and Landsborough, Lamlash. 
Rissoa vitrea, Smith and Landsborough, Ayr and Lamlash. 
Rissoa semistriata, Smith and Lundsborough, Lamlash. 
Rissoa (Barleeia) rubra, Smith and Landsborough, Lamlash. 
Truncatella Montagui (truncatula), Smith, Ayr. 
Aclis unica, Smith and Landsborough, Lamlash., 
Odostomia plicata, Smith, Bute. 
Odostomia clathrata, Landsborough, Lamlash. 
Murex erinaceus, Smith, Bute and Ayr. 
Fusus Norvegicus, Smith, Bute. 
Mangelia (Pleurotoma) attenuata, Smith and Landsborough, Arran, 
Mangelia (Pleurotoma) Trevelliana, Smith, Ayr. 
