2 4 o ANNALS OF SCOTTISH NATURAL HISTORY 



extending a few miles west and east of Aboyne, on Deeside, 

 and a distant outlier in Mull. 



Aberdeen — Upper Powlair, moor near Church of Birse, 

 Rosehill Loch, Birsemore Loch, three localities near Craigen- 

 dinnie, Moss of Logie, pool close to north end of Loch 

 Dawan, foot of Culblean, east side ; Kincardine — Crathes : 

 Argyle — near Tobermory in Mull. 



74. S. margaritaceum (Ehr.), Menegh. — General. 



75. S. megacanthum, Lund. — Somewhat rare. Aberdeen, Kincar- 



dine, Perth, Argyle. 



76. .S. megalonotum, forma, Nordst. — Very rare. Kincardine — 



between Bishop's Dam and Clochnaben. 



77. S. meriani, Reinsch. — General, but scarce. 



78. S. mesoleium, Archer (Trans. Dub. Micro. Club, 22nd June 



1883). — Not common. Sutherland, Ross, Aberdeen, Kin- 

 cardine, Perth, Fife. 



79. S. mznutissimuM) Aurs. — Very rare. Inverness — on Cairngorm; 



Aberdeen — Milton Moor, and Tomachar in Cromar ; Kincar- 

 dine — on Kerloch. 



80. 6". monticulosum, Breb. — Not common. Aberdeen, Kincardine, 



Forfar, Perth, Arran. 



p bifarium, Nordst. — Rare. Ross — Falls of Connon ; 

 Aberdeen — near Ballater. 



81. S. mucro?iatic?n, Ralfs. — General, but scarce. 



82. .5. 7?iuricatum, Breb. — Not common. Orkney, Sutherland, 



Ross, Inverness, Aberdeen, Kincardine, Forfar, Perth, 

 Argyle, Arran, Kirkcudbright. 



var. acutiun, W. West. — Rare. Perth — Glen Tilt (Mr. W. 

 West). 



83. S. muticum, Breb. — Not common. Sutherland, Inverness, 



Aberdeen, Kincardine, Perth, Stirling, Argyle. 



84. S. oligacanthu?n, Breb. — Rare. Inverness — near Brin ; Aber- 



deen — near Cambus O'May and Tomachar ; Perth — near 

 Loch Clunie. 



85. S. O'Meari'i, Archer. — Not common. Sutherland, Aberdeen, 



Kincardine, Forfar, Perth, Argyle, Arran. 



86. .S. orbiculare (Ehr.), Ralfs. — General, and often conjugated. 



/3 extensum, Nordst. — General, but scarce. With zygo- 

 spores, in Aberdeen, near Dinnet. 



y depressiun, Roy and Bisset. — Rare. Perth (or Argyle) — 

 Ben Laoigh (Mr. W. West) ; Fife — Tent's Moor (Mrs. 

 Farquharson). 



87. .S*. oxyacanthum, Archer. — Not common. Ross, Inverness, 



Aberdeen, Kincardine, Forfar, Perth, Argyle, Arran. 



