IN MEMORIAM—DAVID ROBERTSON. 39 
‘On Mytilus edulis.” [Read 25th November, 1856. ] 
“ A Few Days’ Dredging at Cumbrae.” [Read 26th January, 1858.] 
“ Remarks on Lima hians.” [Read 25th January, 1859.] 
“Report on the Mortality amongst the Clyde Sea-fowl-during the 
month of September last.” [Read 29th November, 1859.] 
Proceedings, vol. i., p. 4. 
“On the Marine Zoology and Botany of Loch Ryan, Bay of Luce, 
and Portpatrick, from Observations made during a recent 
Excursion.” By Dr. John Grieve and Mr. David Robertson. 
[Read 25th March, 1862.] J.c., pp. 21-36. 
“ Remarks on Lwidia fragilissima,” etc, [Read 29th April, 1862.] 
Le., pp. 36, 37. 
“ Remarks on Hippolyte securifrons, Cuma trispinosa,” etc. [Read 
or spoken 26th January, 1864.] d.c., pp. 82-84. 
**On Clay Beds of Ross Arden, on the Banks of Loch Lomond.” 
[Read 3lst May, 1864.] JZc., pp. 92, 93. 
* An Account of a Visit to the Shores of Dunbar in February, 
1864, with Descriptive Notes on the Natural History of the 
District.” By Messrs. Robert Gray and David Robertson. 
[Read 26th April and 31st May, 1864.] /.c., pp, 89, 90, 93, 94. 
* Notes on Corophium longicorne, and on the Occurrence of Alteutha 
bopyroides.” [Read 21st January, 1865.] J.c., pp. 104-106. 
“ The Luminosity of the Sea.” By Messrs. David Robertson and 
William Keddie. [Read 29th November, 1865.] Separately 
published. 
“* Notes on Specimens from Orme’s Head.” [Read 27th November, 
1866.] de., pp. 148-150. 
**On Marine Dredging.” [Read 28th May, 1867.] /.c., pp. 179-183. 
“On the Nudibranchiate Mollusca of the Shores of the Cumbraes.” 
[Read 25th February, 1868.] J.c., pp. 204-207. 
“ Notes on the Herring.” [Read 26th January, 1869.] J.c., pp. 
240-247, J 
“Observations on a Mode of identifying certain Post-tertiary 
Fossils.” [Read 28th September, 1869.] Proceedings, vol. 
li., p. 3. 
“ Notes on Cypris levis, and its habit of perforating the leaves of 
Victoria regia.” [Read 28th December, 1869.] Z.c., pp. 7-10. 
“On the Sea-Anemones of the Shores of the Cumbraes.” [Read 
27th March, 1870.] Z.c., pp. 24-30. 
