578 
APPENDIX. 
1831. Dr R. K. Greville, V. P. in the chair. — Mr John James 
Jan 22. ^y^y][jQjj being present, read an account of the White- 
headed Eagle of America (Aqiiila leucocephala), and ex- 
hibited a splendid engraving of the bird, prepared for his 
great work entitled The Birds of America. — The Rev. Dr 
David Scot then read an essay on the Selavim, or Quails 
of the Bible. — After which there was read a letter from an 
intelligent settler at Swan River, in New Holland, giving 
a description of the soil and general aspect of the country, 
which appear nowise so inviting to emigrants as had at first 
been represented, 
Feb. 5. Henry Witham, Esq. lately V. P. in the chair. — The 
Secretary read an account, communicated by the Reverend 
Lansdown Guilding of St Vincents, of a new and beautiful 
species of West Indian Moth, called by him Attacus Wii- 
sonii, (in honour of Mr J ames Wilson, Librarian of the 
Society, and a distinguished entomologist). A fine coloured 
drawing of the perfect insect of both sexes, with the larva 
and cocoon, was exhibited to the meeting. — Prof. Jameson 
then made a communication regarding the Flints found in 
Banffshire by Mr James Christie, Secretary of the Banff 
Institution. Nodules were exhibited imbedded in a kind 
of felspar clay. The flint has not yet been detected in situ; 
but Prof. Jameson thought it not improbable that a portion 
of the chalk formation may be observed in some of the hol- 
lows in that district of country.—- The Professor next read 
a learned essay, by a Fellow of the Royal Societies of Lon- 
don and Edinburgh, on the Form of the Ark of Noah, as 
described in the Pentateuch ; shewing that the word tzoJia7\ 
rendered window in our translation, rather means tapering^ 
upwards ; and that, with this modification, the form of the 
Ark was not only admirably adapted for floating, but also 
for withstanding the shock of waves, although this last 
