586 INDEX. 
Page 
Astelma, generic characters of, - - - 542 
Atkinson, J. Esq. his sketch of the geographical distri- 
bution of plants in Yorkshire, - - . 277 
Atmospherical refraction, Mr Blackadder's account of un- 
usual, 576 
Auk, black-billed, Mr Edmondston's observations on it, 
8 — identical with Alca torda, 13 — account of its habits, 22 
Aurora borealis, Mr Blackadder's account of the luminous 
arch accompanying its appearance, - - - 576 
B 
Bees, Rev. Mr Dunbar, on the conversion of working into 
Queens, ------ $QQ 
Blackadder, Alexander, Esq. on the superficial strata of the 
Forth District, 424--on the bones of whales discovered 
in the upper district of the Forth, - - - 437 
Bones, Mr Blackadder's notice regarding those of a whale 
found in the upper district of the Forth, - - ib. 
— fossil, of a whale, discovered in the district of Mon- 
teith, Mr Drummond's notice regarding, - - 440 
of a quadruped found near Falkirk, Mr Reddoch's 
notice regarding, 572— Dr Knox's determination of the 
species to which they belonged, - - - 572 
Bosjesmans, one of the races inhabiting Southern Africa, 
207 — their characters compared with those of the true 
Mongols, ------ 214 
Boue, Dr, his answer to Mr Beudant's opinions regarding 
the crystalline rocks of the Red sandstone, - - 566 
Bryum argenteum, turbinatum, and roseum, described, - 201 
Buried trees found in West Lothian, Mr Logan's account of, 574 
Buxbaumia, generic characters of, - - - 79 
Buxbaumoidese, characters of the family of, - - 72 
C 
Carpholoma^ generic characters, and description of a spe- 
cies of, ----- - 555 
