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infection of Herpetomones culicis in an A. jeyporiensis, an unusual larval filaria in A. jeyporiensis and in A. maculatus. One of them has received instructions from the Government Bacteriologist in the precipitin test for human blood. Mosquitoes hitherto not met with or not recorded for Hong Kong, such as Harpagomyia genurostris, C. sinensis, C. whitmorei, were correctly diagnosed by them when first encountered.
They have now had a good deal of experience in making larval surveys, reporting upon them and investigating mosquito nuisances. Courses of instruction were undergone by the following:- Dr. Mok, Dresser Ng, Dresser Ho. Messrs. Lee and Young, preparatory to taking up work at Shing Mun. Four vaccinators also received instruction and Dr. Sien from Canton.
Four members of the R.A.M.C. were taught how to identify the common Anopheline larvae and adults, how to obtain larvae and how to catch adults in dwellings. Larvae of A. maculatus and A. hyrcanus were found by them on Stonecutter's Island.
(g) CO-OPERATION WITH OTHER DEPARTMENTS, AND PRIVATE INDIVIDUALS.
From time to time visits were paid to the P.W.D. drainage works in progress at Tung Wah Eastern Hospital, Taikoo Dockyard, Lyemun Barracks, Stanley Peninsula, Kowloon Tong.
Special visits were made with the Drainage Engineer to Stanley Peninsula, Kowloon Tong, Shek O, and with the Senior Works Inspector to Lyemun.
A visit was paid to Shing Mun with one of the P.W.D. officials concerning leakage from an aqueduct which was creating breeding places.
Po Kong was inspected with the D.A.D.H., China Command, and visits were paid with the Supervisor to the surroundings of Kai Tak Aerodrome.
In connection with the Anniversary of the Founding of the University specimens of larvae and adults, alive and preserved, and of dissections, and also various appliances, were exhibited; and demonstrations of these were organised.
An address was given at the University on the occasion of the showing of a film by the Asiatic Petroleum Company. A series of lectures and demonstrations were given to the Asiatic Probationer Sanitary Inspectors.
The surroundings of No. 48, Stubbs Road, Fulmer Bungalow, China Light and Power House, Taipo, the neighbourhood of Sham Tseng and Tsun Wan Police Station were visited. Anopheline mosquitoes were identified for Dr. L. Saunders. Anopheline larvae and adults for the Military Authorities and Anopheline larvae for the M.O.H.