428 
epidemic, especially as it would be too late in any case.to 
send representatives from such Conference to the General 
. M. Lea showed a drawer of 
British beetles, including many which occur in nests of ants 
APER.—‘‘Geological Memoranda” (first contribution), 
by Prof. Warrer Howcuin, F.G.S. 
ORDINARY MEETING, JULY 11, 1919. 
Prot. E. H. Rense, MA, DSc, FOS. (Vice 
President), in the chair. : 
Evection.—Helen M. Mayo, M.B., B.Sc., was elected a 
Fellow. 
INTERNATIONAL RESEARCH CounciL.—The conference at 
Sydney having been fixed for August 20, the appointment of 
two delegates was left to the Council. 
EXHIBITS. 
soaked in water. to M. 
thickly covered with black scale insects (A spidiotus rossi) 
which cause a serious diminution in the yield of oil, besides 
injuring the tree by attacking the leaves and twigs; also a 
rust fungus, received from Mr. Henry Greenfield, of Bugle 
Ranges, from Purple Downs Station, near Port Augusta. 
This was afterwards identified by Mr. J. M. Black as Salsola 
kali (Famil Chenopodiaceae). Mr. Epcan R. WAITE ex- 
hibited photograph of a native of Lihir Island which he had 
taken during the Museum Expedition last year; also the skull 
of a native from the island, presented to the Museum by 
Captain G. W. Mostyn. Both the photograph and the em 
were shown to illustrate a practice of the natives of this island 
which lies off New Ireland in about 3? S. latitude. Shortly 
after a baby is born the bone of the forehead is either broken 
with a sharp stone or cut with an obsidian knife, the result 
being the production of permanent deep vertical grooves; the 
photograph of the living girl shows two, and the skull four 
such grooves. He likewise exhibited the skull of a native 
of New Britain obtained by the late Dr. A. C. Magarey. "e 
his specimen the third molar, or wisdom tooth, instead 1 
ae . normal position, had erupted towards the angle 
