574 JOURNAL OF SCIENCE. 
ULTIMATE STRENGTH. 
Name of Timber. lbs. Ibs. 
Totara - - - 155 —— 
Kauri - - - - 150 165 
Rimu (red pine) - - 148 168 
Kahikatea (white pine) - go 106 
Matai (black pine) - 136 190 
Towai (black birch) - 174 202 
— (white birch) - 196 — 
— “(red birch) - 226 243 
Henu - - - - 125 — 
Koe Koe_~ - - - 145 — 
Maire (black) : - 285 314 
Titoki -. ° - - : 237 248 
Manuka - ‘ 228 240 
Gisborne. —A, Y..Rogs, 
MEETINGS OF SOCIETIES. 
——$ > 
LINNEAN SOCIETY OF NEW SOUTH WALES. 
Sydney, July 25th, 1883.—Professor W. J. Stephens, M.A., in 
the chair. 
Papers—r. “ On the Myology of the Frilled Lizard (Chlamy- 
dosaurus Kingu),” by Charles De Vis, B.A. The author does not 
find there is any special muscular mechanism conuected with the 
reptile’s habit of elevating the frill, and of occasionally assuming 
the erect attitude. The function ofthe frill he regards as being 
partly to frighten assailants, partly to aid in the collection and 
concentration of the waves of sound. 
2. ‘Descriptions of Australian Micro-lepidoptera, No. 9,’ by 
E. Meyrick, B.A. The paper continues the description of the 
Ccophoride, bringing the number of Australian species of the 
family up to 179. 
3. “Some remarks on the action of Tannin on Infusoria,” by 
Harry Gilliatt. The author points out with reference to a paper 
by Mr H. J. Waddington, that the effect of the tannic acid on 
Paramecium aurelia is to cause the elongation and discharge of 
the trichocysts, which form a dense fringe ot slender rods all 
round the body. 
Sydney, August 29th, 1883.—G. S. Wilkinson, eRe President, 
in the chair. 
New Member—Mons. F. Ratte. 
Papers—1. “On a fossil Calvaria,” by Charles De Vis, B.A. 
The writer gave a full and minute description of this fossil, which 
consists of the parietal and the upper part of the occipital bones. 
It is remarkable for the great prominence of the occipital spine, 
and thickness of the parietals, which, though only four inches 
in length by three in width, have an average thickness of nearly 
