550 



INDEX. 



Page. 



G 



Geognosy of East Lothian, - - 225 



Graphite, discovered at the Spittal of Glenshee, by the Rev. 



Dr Thomas Macknight, - 121 



Greenstone, columnar, - - 228 



Greville, Robert Kaye, Esq. on the Cryptogamous plants of 



Devonshire, - 351 



j — his description of a New Fucus, 396 



— his description of a New Species 



• of Potentilla, and account of the 



Arctic Flora, - 416 

 on the Leaves, Capsule, and Root 



of Buxbaumia aphylla, 442 

 Grierson, Rev. Dr James, his Account of some Sandstone 



Petrifactions, - 156 



Gymnostomum truncatulum, var. of, - S6S 



H 



Hair, nutrition of, - - 272 



Halitus, the supposed mode of nourishment for cuticle, 



nails, and feathers, - 283 



Haiiy's primitive forms, compared with Mohs* fundamental 



forms, and the optical system, - 342 



Hen, domestic, change of plumage in the, 184. — Age of 



ditto, 205. 



History of the Society, - 525 



Holder, Dr. on the intenerating effects of the Juice of the 



Papaw Tree, - - 245 



Horns of Deer. — See Deer. 



Hygrometer, New, - 492 



